Messages in this thread Patch in this message | | | From | Amerigo Wang <> | Subject | [PATCH 1/4] kmap_atomic: remove the second parameter | Date | Sun, 30 Jan 2011 17:46:57 +0800 |
| |
Now the second parameter of kmap_atomic() are totally unused, this patch removes it from all callers.
Most of this patch is generated by the following commands:
find . -name '*.[c|h]' -exec sed -i -e 's#\bkmap_atomic(\(.*\),.*)#kmap_atomic(\1)#' '{}' \; find . -name '*.[c|h]' -exec sed -i -e 's#\bkunmap_atomic(\(.*\),.*)#kunmap_atomic(\1)#' '{}' \;
However, there are some exceptions:
1) When the second parameter of kmap_atomic() is a variable 2) When the second parameter of kmap_atomic() is not in the same line
For 1), they are mostly in btrfs and crypto code, have to fix one by one; For 2), I fixed them by hands too.
This patch passes 'make allyesconfig' test on both i386 and x86_64.
Signed-off-by: WANG Cong <amwang@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
--- arch/arm/mm/copypage-fa.c | 12 ++-- arch/arm/mm/copypage-feroceon.c | 12 ++-- arch/arm/mm/copypage-v3.c | 12 ++-- arch/arm/mm/copypage-v4mc.c | 8 +- arch/arm/mm/copypage-v4wb.c | 12 ++-- arch/arm/mm/copypage-v4wt.c | 12 ++-- arch/arm/mm/copypage-v6.c | 12 ++-- arch/arm/mm/copypage-xsc3.c | 12 ++-- arch/arm/mm/copypage-xscale.c | 8 +- arch/mips/mm/c-r4k.c | 4 +- arch/mips/mm/init.c | 8 +- arch/powerpc/kvm/book3s.c | 4 +- arch/powerpc/mm/dma-noncoherent.c | 5 +- arch/powerpc/mm/mem.c | 4 +- arch/sh/mm/cache-sh4.c | 4 +- arch/sh/mm/cache.c | 12 ++-- arch/um/kernel/skas/uaccess.c | 4 +- arch/x86/crypto/aesni-intel_glue.c | 24 +++--- arch/x86/kernel/crash_dump_32.c | 6 +- arch/x86/kvm/lapic.c | 8 +- arch/x86/kvm/paging_tmpl.h | 4 +- arch/x86/kvm/x86.c | 8 +- arch/x86/lib/usercopy_32.c | 4 +- crypto/ahash.c | 4 +- crypto/async_tx/async_memcpy.c | 8 +- crypto/blkcipher.c | 8 +- crypto/ccm.c | 4 +- crypto/scatterwalk.c | 8 +- crypto/shash.c | 8 +- drivers/ata/libata-sff.c | 8 +- drivers/block/brd.c | 20 +++--- drivers/block/drbd/drbd_bitmap.c | 12 ++-- drivers/block/drbd/drbd_nl.c | 4 +- drivers/block/loop.c | 16 ++-- drivers/block/pktcdvd.c | 8 +- drivers/crypto/hifn_795x.c | 10 +- drivers/edac/edac_mc.c | 4 +- drivers/gpu/drm/drm_cache.c | 8 +- drivers/gpu/drm/i915/i915_gem.c | 4 +- drivers/gpu/drm/i915/i915_gem_debug.c | 10 +- drivers/gpu/drm/ttm/ttm_tt.c | 16 ++-- drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c | 6 +- drivers/ide/ide-taskfile.c | 4 +- drivers/infiniband/ulp/iser/iser_memory.c | 8 +- drivers/md/bitmap.c | 36 ++++---- drivers/md/dm-crypt.c | 8 +- drivers/media/video/ivtv/ivtv-udma.c | 4 +- drivers/memstick/host/jmb38x_ms.c | 4 +- drivers/memstick/host/tifm_ms.c | 4 +- drivers/mmc/host/at91_mci.c | 8 +- drivers/mmc/host/msm_sdcc.c | 6 +- drivers/mmc/host/sdhci.c | 4 +- drivers/mmc/host/tifm_sd.c | 16 ++-- drivers/mmc/host/tmio_mmc.c | 4 +- drivers/net/cassini.c | 4 +- drivers/net/e1000/e1000_main.c | 6 +- drivers/net/e1000e/netdev.c | 10 +-- drivers/scsi/arcmsr/arcmsr_hba.c | 8 +- drivers/scsi/cxgbi/libcxgbi.c | 5 +- drivers/scsi/fcoe/fcoe.c | 10 +-- drivers/scsi/gdth.c | 4 +- drivers/scsi/ips.c | 6 +- drivers/scsi/libfc/fc_fcp.c | 8 +- drivers/scsi/libfc/fc_libfc.c | 8 +- drivers/scsi/libfc/fc_libfc.h | 2 +- drivers/scsi/libfc/fc_lport.c | 2 +- drivers/scsi/libiscsi_tcp.c | 4 +- drivers/scsi/libsas/sas_host_smp.c | 8 +- drivers/scsi/megaraid.c | 4 +- drivers/scsi/mvsas/mv_sas.c | 8 +- drivers/scsi/scsi_debug.c | 24 +++--- drivers/scsi/scsi_lib.c | 4 +- drivers/scsi/sd_dif.c | 12 ++-- drivers/staging/hv/rndis_filter.c | 2 +- drivers/staging/hv/storvsc_drv.c | 18 ++-- drivers/staging/pohmelfs/inode.c | 8 +- drivers/staging/rtl8192u/ieee80211/cipher.c | 8 +- drivers/staging/rtl8192u/ieee80211/digest.c | 8 +- drivers/staging/rtl8192u/ieee80211/internal.h | 4 +- drivers/staging/rtl8192u/ieee80211/scatterwalk.c | 10 +- drivers/staging/zram/xvmalloc.c | 4 +- drivers/staging/zram/zram_drv.c | 38 +++++----- drivers/target/target_core_transport.c | 8 +- drivers/vhost/vhost.c | 4 +- fs/afs/fsclient.c | 8 +- fs/afs/mntpt.c | 4 +- fs/aio.c | 34 ++++---- fs/bio-integrity.c | 10 +- fs/btrfs/compression.c | 12 ++-- fs/btrfs/ctree.c | 72 +++++++---------- fs/btrfs/ctree.h | 8 +- fs/btrfs/disk-io.c | 4 +- fs/btrfs/extent_io.c | 70 ++++++++-------- fs/btrfs/extent_io.h | 6 +- fs/btrfs/file-item.c | 10 +- fs/btrfs/inode.c | 26 +++--- fs/btrfs/lzo.c | 4 +- fs/btrfs/struct-funcs.c | 10 +- fs/btrfs/zlib.c | 4 +- fs/cifs/file.c | 4 +- fs/ecryptfs/mmap.c | 4 +- fs/ecryptfs/read_write.c | 8 +- fs/exec.c | 4 +- fs/exofs/dir.c | 4 +- fs/ext2/dir.c | 4 +- fs/fuse/dev.c | 4 +- fs/fuse/file.c | 4 +- fs/gfs2/aops.c | 12 ++-- fs/gfs2/lops.c | 8 +- fs/gfs2/quota.c | 4 +- fs/jbd/journal.c | 12 ++-- fs/jbd/transaction.c | 4 +- fs/jbd2/commit.c | 4 +- fs/jbd2/journal.c | 12 ++-- fs/jbd2/transaction.c | 4 +- fs/logfs/dir.c | 18 ++-- fs/logfs/readwrite.c | 38 +++++----- fs/logfs/segment.c | 4 +- fs/minix/dir.c | 4 +- fs/namei.c | 4 +- fs/nfs/dir.c | 8 +- fs/nfs/nfs4proc.c | 4 +- fs/nilfs2/cpfile.c | 94 +++++++++++----------- fs/nilfs2/dat.c | 38 +++++----- fs/nilfs2/dir.c | 4 +- fs/nilfs2/ifile.c | 4 +- fs/nilfs2/mdt.c | 4 +- fs/nilfs2/page.c | 8 +- fs/nilfs2/recovery.c | 4 +- fs/nilfs2/segbuf.c | 4 +- fs/nilfs2/segment.c | 4 +- fs/nilfs2/sufile.c | 58 +++++++------- fs/ntfs/aops.c | 20 +++--- fs/ntfs/attrib.c | 20 +++--- fs/ntfs/file.c | 16 ++-- fs/ntfs/super.c | 8 +- fs/ocfs2/aops.c | 16 ++-- fs/pipe.c | 8 +- fs/reiserfs/stree.c | 4 +- fs/reiserfs/tail_conversion.c | 4 +- fs/splice.c | 4 +- fs/squashfs/file.c | 8 +- fs/squashfs/symlink.c | 4 +- fs/ubifs/file.c | 4 +- fs/udf/file.c | 4 +- include/crypto/scatterwalk.h | 28 +------ include/linux/bio.h | 8 +- include/linux/highmem.h | 36 ++++----- kernel/debug/kdb/kdb_support.c | 4 +- kernel/power/snapshot.c | 28 +++--- lib/scatterlist.c | 4 +- lib/swiotlb.c | 5 +- mm/bounce.c | 4 +- mm/filemap.c | 8 +- mm/ksm.c | 12 ++-- mm/memory.c | 4 +- mm/shmem.c | 14 ++-- mm/swapfile.c | 30 ++++---- mm/vmalloc.c | 8 +- net/core/kmap_skb.h | 4 +- net/rds/ib_recv.c | 4 +- net/rds/info.c | 6 +- net/rds/iw_recv.c | 4 +- net/sunrpc/auth_gss/gss_krb5_wrap.c | 4 +- net/sunrpc/socklib.c | 4 +- net/sunrpc/xdr.c | 20 +++--- net/sunrpc/xprtrdma/rpc_rdma.c | 10 +-- sound/oss/Makefile | 4 +- 168 files changed, 860 insertions(+), 913 deletions(-)
diff --git a/arch/arm/mm/copypage-fa.c b/arch/arm/mm/copypage-fa.c index d2852e1..d130a5e 100644 --- a/arch/arm/mm/copypage-fa.c +++ b/arch/arm/mm/copypage-fa.c @@ -44,11 +44,11 @@ void fa_copy_user_highpage(struct page *to, struct page *from, { void *kto, *kfrom; - kto = kmap_atomic(to, KM_USER0); - kfrom = kmap_atomic(from, KM_USER1); + kto = kmap_atomic(to); + kfrom = kmap_atomic(from); fa_copy_user_page(kto, kfrom); - kunmap_atomic(kfrom, KM_USER1); - kunmap_atomic(kto, KM_USER0); + kunmap_atomic(kfrom); + kunmap_atomic(kto); } /* @@ -58,7 +58,7 @@ void fa_copy_user_highpage(struct page *to, struct page *from, */ void fa_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile("\ mov r1, %2 @ 1\n\ mov r2, #0 @ 1\n\ @@ -77,7 +77,7 @@ void fa_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 32) : "r1", "r2", "r3", "ip", "lr"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns fa_user_fns __initdata = { diff --git a/arch/arm/mm/copypage-feroceon.c b/arch/arm/mm/copypage-feroceon.c index ac163de..49ee0c1 100644 --- a/arch/arm/mm/copypage-feroceon.c +++ b/arch/arm/mm/copypage-feroceon.c @@ -72,17 +72,17 @@ void feroceon_copy_user_highpage(struct page *to, struct page *from, { void *kto, *kfrom; - kto = kmap_atomic(to, KM_USER0); - kfrom = kmap_atomic(from, KM_USER1); + kto = kmap_atomic(to); + kfrom = kmap_atomic(from); flush_cache_page(vma, vaddr, page_to_pfn(from)); feroceon_copy_user_page(kto, kfrom); - kunmap_atomic(kfrom, KM_USER1); - kunmap_atomic(kto, KM_USER0); + kunmap_atomic(kfrom); + kunmap_atomic(kto); } void feroceon_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile ("\ mov r1, %2 \n\ mov r2, #0 \n\ @@ -102,7 +102,7 @@ void feroceon_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 32) : "r1", "r2", "r3", "r4", "r5", "r6", "r7", "ip", "lr"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns feroceon_user_fns __initdata = { diff --git a/arch/arm/mm/copypage-v3.c b/arch/arm/mm/copypage-v3.c index f72303e..3935bdd 100644 --- a/arch/arm/mm/copypage-v3.c +++ b/arch/arm/mm/copypage-v3.c @@ -42,11 +42,11 @@ void v3_copy_user_highpage(struct page *to, struct page *from, { void *kto, *kfrom; - kto = kmap_atomic(to, KM_USER0); - kfrom = kmap_atomic(from, KM_USER1); + kto = kmap_atomic(to); + kfrom = kmap_atomic(from); v3_copy_user_page(kto, kfrom); - kunmap_atomic(kfrom, KM_USER1); - kunmap_atomic(kto, KM_USER0); + kunmap_atomic(kfrom); + kunmap_atomic(kto); } /* @@ -56,7 +56,7 @@ void v3_copy_user_highpage(struct page *to, struct page *from, */ void v3_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile("\n\ mov r1, %2 @ 1\n\ mov r2, #0 @ 1\n\ @@ -72,7 +72,7 @@ void v3_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 64) : "r1", "r2", "r3", "ip", "lr"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns v3_user_fns __initdata = { diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c index b806151..5e5000f 100644 --- a/arch/arm/mm/copypage-v4mc.c +++ b/arch/arm/mm/copypage-v4mc.c @@ -71,7 +71,7 @@ mc_copy_user_page(void *from, void *to) void v4_mc_copy_user_highpage(struct page *to, struct page *from, unsigned long vaddr, struct vm_area_struct *vma) { - void *kto = kmap_atomic(to, KM_USER1); + void *kto = kmap_atomic(to); if (!test_and_set_bit(PG_dcache_clean, &from->flags)) __flush_dcache_page(page_mapping(from), from); @@ -85,7 +85,7 @@ void v4_mc_copy_user_highpage(struct page *to, struct page *from, spin_unlock(&minicache_lock); - kunmap_atomic(kto, KM_USER1); + kunmap_atomic(kto); } /* @@ -93,7 +93,7 @@ void v4_mc_copy_user_highpage(struct page *to, struct page *from, */ void v4_mc_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile("\ mov r1, %2 @ 1\n\ mov r2, #0 @ 1\n\ @@ -111,7 +111,7 @@ void v4_mc_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 64) : "r1", "r2", "r3", "ip", "lr"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns v4_mc_user_fns __initdata = { diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c index cb589cb..067d0fd 100644 --- a/arch/arm/mm/copypage-v4wb.c +++ b/arch/arm/mm/copypage-v4wb.c @@ -52,12 +52,12 @@ void v4wb_copy_user_highpage(struct page *to, struct page *from, { void *kto, *kfrom; - kto = kmap_atomic(to, KM_USER0); - kfrom = kmap_atomic(from, KM_USER1); + kto = kmap_atomic(to); + kfrom = kmap_atomic(from); flush_cache_page(vma, vaddr, page_to_pfn(from)); v4wb_copy_user_page(kto, kfrom); - kunmap_atomic(kfrom, KM_USER1); - kunmap_atomic(kto, KM_USER0); + kunmap_atomic(kfrom); + kunmap_atomic(kto); } /* @@ -67,7 +67,7 @@ void v4wb_copy_user_highpage(struct page *to, struct page *from, */ void v4wb_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile("\ mov r1, %2 @ 1\n\ mov r2, #0 @ 1\n\ @@ -86,7 +86,7 @@ void v4wb_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 64) : "r1", "r2", "r3", "ip", "lr"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns v4wb_user_fns __initdata = { diff --git a/arch/arm/mm/copypage-v4wt.c b/arch/arm/mm/copypage-v4wt.c index 30c7d04..b85c5da 100644 --- a/arch/arm/mm/copypage-v4wt.c +++ b/arch/arm/mm/copypage-v4wt.c @@ -48,11 +48,11 @@ void v4wt_copy_user_highpage(struct page *to, struct page *from, { void *kto, *kfrom; - kto = kmap_atomic(to, KM_USER0); - kfrom = kmap_atomic(from, KM_USER1); + kto = kmap_atomic(to); + kfrom = kmap_atomic(from); v4wt_copy_user_page(kto, kfrom); - kunmap_atomic(kfrom, KM_USER1); - kunmap_atomic(kto, KM_USER0); + kunmap_atomic(kfrom); + kunmap_atomic(kto); } /* @@ -62,7 +62,7 @@ void v4wt_copy_user_highpage(struct page *to, struct page *from, */ void v4wt_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile("\ mov r1, %2 @ 1\n\ mov r2, #0 @ 1\n\ @@ -79,7 +79,7 @@ void v4wt_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 64) : "r1", "r2", "r3", "ip", "lr"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns v4wt_user_fns __initdata = { diff --git a/arch/arm/mm/copypage-v6.c b/arch/arm/mm/copypage-v6.c index bdba6c6..83aa383 100644 --- a/arch/arm/mm/copypage-v6.c +++ b/arch/arm/mm/copypage-v6.c @@ -38,12 +38,12 @@ static void v6_copy_user_highpage_nonaliasing(struct page *to, { void *kto, *kfrom; - kfrom = kmap_atomic(from, KM_USER0); - kto = kmap_atomic(to, KM_USER1); + kfrom = kmap_atomic(from); + kto = kmap_atomic(to); copy_page(kto, kfrom); __cpuc_flush_dcache_area(kto, PAGE_SIZE); - kunmap_atomic(kto, KM_USER1); - kunmap_atomic(kfrom, KM_USER0); + kunmap_atomic(kto); + kunmap_atomic(kfrom); } /* @@ -52,9 +52,9 @@ static void v6_copy_user_highpage_nonaliasing(struct page *to, */ static void v6_clear_user_highpage_nonaliasing(struct page *page, unsigned long vaddr) { - void *kaddr = kmap_atomic(page, KM_USER0); + void *kaddr = kmap_atomic(page); clear_page(kaddr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } /* diff --git a/arch/arm/mm/copypage-xsc3.c b/arch/arm/mm/copypage-xsc3.c index f9cde07..03a2042 100644 --- a/arch/arm/mm/copypage-xsc3.c +++ b/arch/arm/mm/copypage-xsc3.c @@ -75,12 +75,12 @@ void xsc3_mc_copy_user_highpage(struct page *to, struct page *from, { void *kto, *kfrom; - kto = kmap_atomic(to, KM_USER0); - kfrom = kmap_atomic(from, KM_USER1); + kto = kmap_atomic(to); + kfrom = kmap_atomic(from); flush_cache_page(vma, vaddr, page_to_pfn(from)); xsc3_mc_copy_user_page(kto, kfrom); - kunmap_atomic(kfrom, KM_USER1); - kunmap_atomic(kto, KM_USER0); + kunmap_atomic(kfrom); + kunmap_atomic(kto); } /* @@ -90,7 +90,7 @@ void xsc3_mc_copy_user_highpage(struct page *to, struct page *from, */ void xsc3_mc_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile ("\ mov r1, %2 \n\ mov r2, #0 \n\ @@ -105,7 +105,7 @@ void xsc3_mc_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 32) : "r1", "r2", "r3"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns xsc3_mc_user_fns __initdata = { diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c index 649bbcd..6ad51dc 100644 --- a/arch/arm/mm/copypage-xscale.c +++ b/arch/arm/mm/copypage-xscale.c @@ -93,7 +93,7 @@ mc_copy_user_page(void *from, void *to) void xscale_mc_copy_user_highpage(struct page *to, struct page *from, unsigned long vaddr, struct vm_area_struct *vma) { - void *kto = kmap_atomic(to, KM_USER1); + void *kto = kmap_atomic(to); if (!test_and_set_bit(PG_dcache_clean, &from->flags)) __flush_dcache_page(page_mapping(from), from); @@ -107,7 +107,7 @@ void xscale_mc_copy_user_highpage(struct page *to, struct page *from, spin_unlock(&minicache_lock); - kunmap_atomic(kto, KM_USER1); + kunmap_atomic(kto); } /* @@ -116,7 +116,7 @@ void xscale_mc_copy_user_highpage(struct page *to, struct page *from, void xscale_mc_clear_user_highpage(struct page *page, unsigned long vaddr) { - void *ptr, *kaddr = kmap_atomic(page, KM_USER0); + void *ptr, *kaddr = kmap_atomic(page); asm volatile( "mov r1, %2 \n\ mov r2, #0 \n\ @@ -133,7 +133,7 @@ xscale_mc_clear_user_highpage(struct page *page, unsigned long vaddr) : "=r" (ptr) : "0" (kaddr), "I" (PAGE_SIZE / 32) : "r1", "r2", "r3", "ip"); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } struct cpu_user_fns xscale_mc_user_fns __initdata = { diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index b4923a7..7c5dc14 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -498,7 +498,7 @@ static inline void local_r4k_flush_cache_page(void *args) if (map_coherent) vaddr = kmap_coherent(page, addr); else - vaddr = kmap_atomic(page, KM_USER0); + vaddr = kmap_atomic(page); addr = (unsigned long)vaddr; } @@ -521,7 +521,7 @@ static inline void local_r4k_flush_cache_page(void *args) if (map_coherent) kunmap_coherent(); else - kunmap_atomic(vaddr, KM_USER0); + kunmap_atomic(vaddr); } } diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index 2efcbd2..ec931e4 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -209,21 +209,21 @@ void copy_user_highpage(struct page *to, struct page *from, { void *vfrom, *vto; - vto = kmap_atomic(to, KM_USER1); + vto = kmap_atomic(to); if (cpu_has_dc_aliases && page_mapped(from) && !Page_dcache_dirty(from)) { vfrom = kmap_coherent(from, vaddr); copy_page(vto, vfrom); kunmap_coherent(); } else { - vfrom = kmap_atomic(from, KM_USER0); + vfrom = kmap_atomic(from); copy_page(vto, vfrom); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vfrom); } if ((!cpu_has_ic_fills_f_dc) || pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK)) flush_data_cache_page((unsigned long)vto); - kunmap_atomic(vto, KM_USER1); + kunmap_atomic(vto); /* Make sure this page is cleared on other CPU's too before using it */ smp_wmb(); } diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c index badc983..b0db6fe 100644 --- a/arch/powerpc/kvm/book3s.c +++ b/arch/powerpc/kvm/book3s.c @@ -498,14 +498,14 @@ static void kvmppc_patch_dcbz(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte) hpage_offset /= 4; get_page(hpage); - page = kmap_atomic(hpage, KM_USER0); + page = kmap_atomic(hpage); /* patch dcbz into reserved instruction, so we trap */ for (i=hpage_offset; i < hpage_offset + (HW_PAGE_SIZE / 4); i++) if ((page[i] & 0xff0007ff) == INS_DCBZ) page[i] &= 0xfffffff7; - kunmap_atomic(page, KM_USER0); + kunmap_atomic(page); put_page(hpage); } diff --git a/arch/powerpc/mm/dma-noncoherent.c b/arch/powerpc/mm/dma-noncoherent.c index 757c0be..bb01309 100644 --- a/arch/powerpc/mm/dma-noncoherent.c +++ b/arch/powerpc/mm/dma-noncoherent.c @@ -364,12 +364,11 @@ static inline void __dma_sync_page_highmem(struct page *page, local_irq_save(flags); do { - start = (unsigned long)kmap_atomic(page + seg_nr, - KM_PPC_SYNC_PAGE) + seg_offset; + start = (unsigned long)kmap_atomic(page + seg_nr) + seg_offset; /* Sync this buffer segment */ __dma_sync((void *)start, seg_size, direction); - kunmap_atomic((void *)start, KM_PPC_SYNC_PAGE); + kunmap_atomic((void *)start); seg_nr++; /* Calculate next buffer segment size */ diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index a664996..d50f063 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -407,9 +407,9 @@ void flush_dcache_icache_page(struct page *page) #endif #ifdef CONFIG_BOOKE { - void *start = kmap_atomic(page, KM_PPC_SYNC_ICACHE); + void *start = kmap_atomic(page); __flush_dcache_icache(start); - kunmap_atomic(start, KM_PPC_SYNC_ICACHE); + kunmap_atomic(start); } #elif defined(CONFIG_8xx) || defined(CONFIG_PPC64) /* On 8xx there is no need to kmap since highmem is not supported */ diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index 92eb986..112fea1 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -244,7 +244,7 @@ static void sh4_flush_cache_page(void *args) if (map_coherent) vaddr = kmap_coherent(page, address); else - vaddr = kmap_atomic(page, KM_USER0); + vaddr = kmap_atomic(page); address = (unsigned long)vaddr; } @@ -259,7 +259,7 @@ static void sh4_flush_cache_page(void *args) if (map_coherent) kunmap_coherent(vaddr); else - kunmap_atomic(vaddr, KM_USER0); + kunmap_atomic(vaddr); } } diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index 88d3dc3..892a649 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -95,7 +95,7 @@ void copy_user_highpage(struct page *to, struct page *from, { void *vfrom, *vto; - vto = kmap_atomic(to, KM_USER1); + vto = kmap_atomic(to); if (boot_cpu_data.dcache.n_aliases && page_mapped(from) && test_bit(PG_dcache_clean, &from->flags)) { @@ -103,15 +103,15 @@ void copy_user_highpage(struct page *to, struct page *from, copy_page(vto, vfrom); kunmap_coherent(vfrom); } else { - vfrom = kmap_atomic(from, KM_USER0); + vfrom = kmap_atomic(from); copy_page(vto, vfrom); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vfrom); } if (pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK)) __flush_purge_region(vto, PAGE_SIZE); - kunmap_atomic(vto, KM_USER1); + kunmap_atomic(vto); /* Make sure this page is cleared on other CPU's too before using it */ smp_wmb(); } @@ -119,14 +119,14 @@ EXPORT_SYMBOL(copy_user_highpage); void clear_user_highpage(struct page *page, unsigned long vaddr) { - void *kaddr = kmap_atomic(page, KM_USER0); + void *kaddr = kmap_atomic(page); clear_page(kaddr); if (pages_do_alias((unsigned long)kaddr, vaddr & PAGE_MASK)) __flush_purge_region(kaddr, PAGE_SIZE); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } EXPORT_SYMBOL(clear_user_highpage); diff --git a/arch/um/kernel/skas/uaccess.c b/arch/um/kernel/skas/uaccess.c index 6966342..92b8b81 100644 --- a/arch/um/kernel/skas/uaccess.c +++ b/arch/um/kernel/skas/uaccess.c @@ -68,7 +68,7 @@ static int do_op_one_page(unsigned long addr, int len, int is_write, return -1; page = pte_page(*pte); - addr = (unsigned long) kmap_atomic(page, KM_UML_USERCOPY) + + addr = (unsigned long) kmap_atomic(page) + (addr & ~PAGE_MASK); current->thread.fault_catcher = &buf; @@ -81,7 +81,7 @@ static int do_op_one_page(unsigned long addr, int len, int is_write, current->thread.fault_catcher = NULL; - kunmap_atomic((void *)addr, KM_UML_USERCOPY); + kunmap_atomic((void *)addr); return n; } diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index e1e60c7..e2ee8e0 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -1094,12 +1094,12 @@ static int __driver_rfc4106_encrypt(struct aead_request *req) one_entry_in_sg = 1; scatterwalk_start(&src_sg_walk, req->src); scatterwalk_start(&assoc_sg_walk, req->assoc); - src = scatterwalk_map(&src_sg_walk, 0); - assoc = scatterwalk_map(&assoc_sg_walk, 0); + src = scatterwalk_map(&src_sg_walk); + assoc = scatterwalk_map(&assoc_sg_walk); dst = src; if (unlikely(req->src != req->dst)) { scatterwalk_start(&dst_sg_walk, req->dst); - dst = scatterwalk_map(&dst_sg_walk, 0); + dst = scatterwalk_map(&dst_sg_walk); } } else { @@ -1123,11 +1123,11 @@ static int __driver_rfc4106_encrypt(struct aead_request *req) * back to the packet. */ if (one_entry_in_sg) { if (unlikely(req->src != req->dst)) { - scatterwalk_unmap(dst, 0); + scatterwalk_unmap(dst); scatterwalk_done(&dst_sg_walk, 0, 0); } - scatterwalk_unmap(src, 0); - scatterwalk_unmap(assoc, 0); + scatterwalk_unmap(src); + scatterwalk_unmap(assoc); scatterwalk_done(&src_sg_walk, 0, 0); scatterwalk_done(&assoc_sg_walk, 0, 0); } else { @@ -1176,12 +1176,12 @@ static int __driver_rfc4106_decrypt(struct aead_request *req) one_entry_in_sg = 1; scatterwalk_start(&src_sg_walk, req->src); scatterwalk_start(&assoc_sg_walk, req->assoc); - src = scatterwalk_map(&src_sg_walk, 0); - assoc = scatterwalk_map(&assoc_sg_walk, 0); + src = scatterwalk_map(&src_sg_walk); + assoc = scatterwalk_map(&assoc_sg_walk); dst = src; if (unlikely(req->src != req->dst)) { scatterwalk_start(&dst_sg_walk, req->dst); - dst = scatterwalk_map(&dst_sg_walk, 0); + dst = scatterwalk_map(&dst_sg_walk); } } else { @@ -1206,11 +1206,11 @@ static int __driver_rfc4106_decrypt(struct aead_request *req) if (one_entry_in_sg) { if (unlikely(req->src != req->dst)) { - scatterwalk_unmap(dst, 0); + scatterwalk_unmap(dst); scatterwalk_done(&dst_sg_walk, 0, 0); } - scatterwalk_unmap(src, 0); - scatterwalk_unmap(assoc, 0); + scatterwalk_unmap(src); + scatterwalk_unmap(assoc); scatterwalk_done(&src_sg_walk, 0, 0); scatterwalk_done(&assoc_sg_walk, 0, 0); } else { diff --git a/arch/x86/kernel/crash_dump_32.c b/arch/x86/kernel/crash_dump_32.c index d5cd139..6e522e0 100644 --- a/arch/x86/kernel/crash_dump_32.c +++ b/arch/x86/kernel/crash_dump_32.c @@ -65,16 +65,16 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, if (!userbuf) { memcpy(buf, (vaddr + offset), csize); - kunmap_atomic(vaddr, KM_PTE0); + kunmap_atomic(vaddr); } else { if (!kdump_buf_page) { printk(KERN_WARNING "Kdump: Kdump buffer page not" " allocated\n"); - kunmap_atomic(vaddr, KM_PTE0); + kunmap_atomic(vaddr); return -EFAULT; } copy_page(kdump_buf_page, vaddr); - kunmap_atomic(vaddr, KM_PTE0); + kunmap_atomic(vaddr); if (copy_to_user(buf, (kdump_buf_page + offset), csize)) return -EFAULT; } diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 93cf9d0..d0a2443 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1184,9 +1184,9 @@ void kvm_lapic_sync_from_vapic(struct kvm_vcpu *vcpu) if (!irqchip_in_kernel(vcpu->kvm) || !vcpu->arch.apic->vapic_addr) return; - vapic = kmap_atomic(vcpu->arch.apic->vapic_page, KM_USER0); + vapic = kmap_atomic(vcpu->arch.apic->vapic_page); data = *(u32 *)(vapic + offset_in_page(vcpu->arch.apic->vapic_addr)); - kunmap_atomic(vapic, KM_USER0); + kunmap_atomic(vapic); apic_set_tpr(vcpu->arch.apic, data & 0xff); } @@ -1211,9 +1211,9 @@ void kvm_lapic_sync_to_vapic(struct kvm_vcpu *vcpu) max_isr = 0; data = (tpr & 0xff) | ((max_isr & 0xf0) << 8) | (max_irr << 24); - vapic = kmap_atomic(vcpu->arch.apic->vapic_page, KM_USER0); + vapic = kmap_atomic(vcpu->arch.apic->vapic_page); *(u32 *)(vapic + offset_in_page(vcpu->arch.apic->vapic_addr)) = data; - kunmap_atomic(vapic, KM_USER0); + kunmap_atomic(vapic); } void kvm_lapic_set_vapic_addr(struct kvm_vcpu *vcpu, gpa_t vapic_addr) diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 6bccc24..87b8f7e 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -90,9 +90,9 @@ static bool FNAME(cmpxchg_gpte)(struct kvm *kvm, page = gfn_to_page(kvm, table_gfn); - table = kmap_atomic(page, KM_USER0); + table = kmap_atomic(page); ret = CMPXCHG(&table[index], orig_pte, new_pte); - kunmap_atomic(table, KM_USER0); + kunmap_atomic(table); kvm_release_page_dirty(page); diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index bcc0efc..6416a20 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1158,12 +1158,12 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) */ vcpu->hv_clock.version += 2; - shared_kaddr = kmap_atomic(vcpu->time_page, KM_USER0); + shared_kaddr = kmap_atomic(vcpu->time_page); memcpy(shared_kaddr + vcpu->time_offset, &vcpu->hv_clock, sizeof(vcpu->hv_clock)); - kunmap_atomic(shared_kaddr, KM_USER0); + kunmap_atomic(shared_kaddr); mark_page_dirty(v->kvm, vcpu->time >> PAGE_SHIFT); return 0; @@ -3902,7 +3902,7 @@ static int emulator_cmpxchg_emulated(unsigned long addr, goto emul_write; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); kaddr += offset_in_page(gpa); switch (bytes) { case 1: @@ -3920,7 +3920,7 @@ static int emulator_cmpxchg_emulated(unsigned long addr, default: BUG(); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); kvm_release_page_dirty(page); if (!exchanged) diff --git a/arch/x86/lib/usercopy_32.c b/arch/x86/lib/usercopy_32.c index e218d5d..d9b094c 100644 --- a/arch/x86/lib/usercopy_32.c +++ b/arch/x86/lib/usercopy_32.c @@ -760,9 +760,9 @@ survive: break; } - maddr = kmap_atomic(pg, KM_USER0); + maddr = kmap_atomic(pg); memcpy(maddr + offset, from, len); - kunmap_atomic(maddr, KM_USER0); + kunmap_atomic(maddr); set_page_dirty_lock(pg); put_page(pg); up_read(¤t->mm->mmap_sem); diff --git a/crypto/ahash.c b/crypto/ahash.c index f669822..c824e98 100644 --- a/crypto/ahash.c +++ b/crypto/ahash.c @@ -44,7 +44,7 @@ static int hash_walk_next(struct crypto_hash_walk *walk) unsigned int nbytes = min(walk->entrylen, ((unsigned int)(PAGE_SIZE)) - offset); - walk->data = crypto_kmap(walk->pg, 0); + walk->data = kmap_atomic(walk->pg); walk->data += offset; if (offset & alignmask) { @@ -91,7 +91,7 @@ int crypto_hash_walk_done(struct crypto_hash_walk *walk, int err) return nbytes; } - crypto_kunmap(walk->data, 0); + kunmap_atomic(walk->data); crypto_yield(walk->flags); if (err) diff --git a/crypto/async_tx/async_memcpy.c b/crypto/async_tx/async_memcpy.c index 518c22b..e7820fc 100644 --- a/crypto/async_tx/async_memcpy.c +++ b/crypto/async_tx/async_memcpy.c @@ -78,13 +78,13 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset, /* wait for any prerequisite operations */ async_tx_quiesce(&submit->depend_tx); - dest_buf = kmap_atomic(dest, KM_USER0) + dest_offset; - src_buf = kmap_atomic(src, KM_USER1) + src_offset; + dest_buf = kmap_atomic(dest) + dest_offset; + src_buf = kmap_atomic(src) + src_offset; memcpy(dest_buf, src_buf, len); - kunmap_atomic(src_buf, KM_USER1); - kunmap_atomic(dest_buf, KM_USER0); + kunmap_atomic(src_buf); + kunmap_atomic(dest_buf); async_tx_sync_epilog(submit); } diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c index 7a72192..d73d98f 100644 --- a/crypto/blkcipher.c +++ b/crypto/blkcipher.c @@ -41,22 +41,22 @@ static int blkcipher_walk_first(struct blkcipher_desc *desc, static inline void blkcipher_map_src(struct blkcipher_walk *walk) { - walk->src.virt.addr = scatterwalk_map(&walk->in, 0); + walk->src.virt.addr = scatterwalk_map(&walk->in); } static inline void blkcipher_map_dst(struct blkcipher_walk *walk) { - walk->dst.virt.addr = scatterwalk_map(&walk->out, 1); + walk->dst.virt.addr = scatterwalk_map(&walk->out); } static inline void blkcipher_unmap_src(struct blkcipher_walk *walk) { - scatterwalk_unmap(walk->src.virt.addr, 0); + scatterwalk_unmap(walk->src.virt.addr); } static inline void blkcipher_unmap_dst(struct blkcipher_walk *walk) { - scatterwalk_unmap(walk->dst.virt.addr, 1); + scatterwalk_unmap(walk->dst.virt.addr); } /* Get a spot of the specified length that does not straddle a page. diff --git a/crypto/ccm.c b/crypto/ccm.c index c36d654..32fe1bb 100644 --- a/crypto/ccm.c +++ b/crypto/ccm.c @@ -216,12 +216,12 @@ static void get_data_to_compute(struct crypto_cipher *tfm, scatterwalk_start(&walk, sg_next(walk.sg)); n = scatterwalk_clamp(&walk, len); } - data_src = scatterwalk_map(&walk, 0); + data_src = scatterwalk_map(&walk); compute_mac(tfm, data_src, n, pctx); len -= n; - scatterwalk_unmap(data_src, 0); + scatterwalk_unmap(data_src); scatterwalk_advance(&walk, n); scatterwalk_done(&walk, 0, len); if (len) diff --git a/crypto/scatterwalk.c b/crypto/scatterwalk.c index 41e529a..7281b8a 100644 --- a/crypto/scatterwalk.c +++ b/crypto/scatterwalk.c @@ -40,9 +40,9 @@ void scatterwalk_start(struct scatter_walk *walk, struct scatterlist *sg) } EXPORT_SYMBOL_GPL(scatterwalk_start); -void *scatterwalk_map(struct scatter_walk *walk, int out) +void *scatterwalk_map(struct scatter_walk *walk) { - return crypto_kmap(scatterwalk_page(walk), out) + + return kmap_atomic(scatterwalk_page(walk)) + offset_in_page(walk->offset); } EXPORT_SYMBOL_GPL(scatterwalk_map); @@ -83,9 +83,9 @@ void scatterwalk_copychunks(void *buf, struct scatter_walk *walk, if (len_this_page > nbytes) len_this_page = nbytes; - vaddr = scatterwalk_map(walk, out); + vaddr = scatterwalk_map(walk); memcpy_dir(buf, vaddr, len_this_page, out); - scatterwalk_unmap(vaddr, out); + scatterwalk_unmap(vaddr); scatterwalk_advance(walk, len_this_page); diff --git a/crypto/shash.c b/crypto/shash.c index 76f74b9..874079e 100644 --- a/crypto/shash.c +++ b/crypto/shash.c @@ -279,10 +279,10 @@ int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc) if (nbytes < min(sg->length, ((unsigned int)(PAGE_SIZE)) - offset)) { void *data; - data = crypto_kmap(sg_page(sg), 0); + data = kmap_atomic(sg_page(sg)); err = crypto_shash_digest(desc, data + offset, nbytes, req->result); - crypto_kunmap(data, 0); + kunmap_atomic(data); crypto_yield(desc->flags); } else err = crypto_shash_init(desc) ?: @@ -418,9 +418,9 @@ static int shash_compat_digest(struct hash_desc *hdesc, struct scatterlist *sg, desc->flags = hdesc->flags; - data = crypto_kmap(sg_page(sg), 0); + data = kmap_atomic(sg_page(sg)); err = crypto_shash_digest(desc, data + offset, nbytes, out); - crypto_kunmap(data, 0); + kunmap_atomic(data); crypto_yield(desc->flags); goto out; } diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index af6141b..91b79d8 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -719,13 +719,13 @@ static void ata_pio_sector(struct ata_queued_cmd *qc) /* FIXME: use a bounce buffer */ local_irq_save(flags); - buf = kmap_atomic(page, KM_IRQ0); + buf = kmap_atomic(page); /* do the actual data transfer */ ap->ops->sff_data_xfer(qc->dev, buf + offset, qc->sect_size, do_write); - kunmap_atomic(buf, KM_IRQ0); + kunmap_atomic(buf); local_irq_restore(flags); } else { buf = page_address(page); @@ -864,13 +864,13 @@ next_sg: /* FIXME: use bounce buffer */ local_irq_save(flags); - buf = kmap_atomic(page, KM_IRQ0); + buf = kmap_atomic(page); /* do the actual data transfer */ consumed = ap->ops->sff_data_xfer(dev, buf + offset, count, rw); - kunmap_atomic(buf, KM_IRQ0); + kunmap_atomic(buf); local_irq_restore(flags); } else { buf = page_address(page); diff --git a/drivers/block/brd.c b/drivers/block/brd.c index b7f51e4..d3fcb0b 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -246,9 +246,9 @@ static void copy_to_brd(struct brd_device *brd, const void *src, page = brd_lookup_page(brd, sector); BUG_ON(!page); - dst = kmap_atomic(page, KM_USER1); + dst = kmap_atomic(page); memcpy(dst + offset, src, copy); - kunmap_atomic(dst, KM_USER1); + kunmap_atomic(dst); if (copy < n) { src += copy; @@ -257,9 +257,9 @@ static void copy_to_brd(struct brd_device *brd, const void *src, page = brd_lookup_page(brd, sector); BUG_ON(!page); - dst = kmap_atomic(page, KM_USER1); + dst = kmap_atomic(page); memcpy(dst, src, copy); - kunmap_atomic(dst, KM_USER1); + kunmap_atomic(dst); } } @@ -277,9 +277,9 @@ static void copy_from_brd(void *dst, struct brd_device *brd, copy = min_t(size_t, n, PAGE_SIZE - offset); page = brd_lookup_page(brd, sector); if (page) { - src = kmap_atomic(page, KM_USER1); + src = kmap_atomic(page); memcpy(dst, src + offset, copy); - kunmap_atomic(src, KM_USER1); + kunmap_atomic(src); } else memset(dst, 0, copy); @@ -289,9 +289,9 @@ static void copy_from_brd(void *dst, struct brd_device *brd, copy = n - copy; page = brd_lookup_page(brd, sector); if (page) { - src = kmap_atomic(page, KM_USER1); + src = kmap_atomic(page); memcpy(dst, src, copy); - kunmap_atomic(src, KM_USER1); + kunmap_atomic(src); } else memset(dst, 0, copy); } @@ -313,7 +313,7 @@ static int brd_do_bvec(struct brd_device *brd, struct page *page, goto out; } - mem = kmap_atomic(page, KM_USER0); + mem = kmap_atomic(page); if (rw == READ) { copy_from_brd(mem + off, brd, sector, len); flush_dcache_page(page); @@ -321,7 +321,7 @@ static int brd_do_bvec(struct brd_device *brd, struct page *page, flush_dcache_page(page); copy_to_brd(brd, mem + off, sector, len); } - kunmap_atomic(mem, KM_USER0); + kunmap_atomic(mem); out: return err; diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c index fd42832..e3c8224 100644 --- a/drivers/block/drbd/drbd_bitmap.c +++ b/drivers/block/drbd/drbd_bitmap.c @@ -165,7 +165,7 @@ static unsigned long *__bm_map_paddr(struct drbd_bitmap *b, unsigned long offset BUG_ON(page_nr >= b->bm_number_of_pages); page = b->bm_pages[page_nr]; - return (unsigned long *) kmap_atomic(page, km); + return (unsigned long *) kmap_atomic(page); } static unsigned long * bm_map_paddr(struct drbd_bitmap *b, unsigned long offset) @@ -175,7 +175,7 @@ static unsigned long * bm_map_paddr(struct drbd_bitmap *b, unsigned long offset) static void __bm_unmap(unsigned long *p_addr, const enum km_type km) { - kunmap_atomic(p_addr, km); + kunmap_atomic(p_addr); }; static void bm_unmap(unsigned long *p_addr) @@ -799,10 +799,10 @@ static void bm_cpu_to_lel(struct drbd_bitmap *b) i = 0; } for (; i < b->bm_number_of_pages; i++) { - p_addr = kmap_atomic(b->bm_pages[i], KM_USER0); + p_addr = kmap_atomic(b->bm_pages[i]); for (bm = p_addr; bm < p_addr + PAGE_SIZE/sizeof(long); bm++) *bm = cpu_to_lel(*bm); - kunmap_atomic(p_addr, KM_USER0); + kunmap_atomic(p_addr); } } # endif @@ -1099,13 +1099,13 @@ static inline void bm_set_full_words_within_one_page(struct drbd_bitmap *b, { int i; int bits; - unsigned long *paddr = kmap_atomic(b->bm_pages[page_nr], KM_USER0); + unsigned long *paddr = kmap_atomic(b->bm_pages[page_nr]); for (i = first_word; i < last_word; i++) { bits = hweight_long(paddr[i]); paddr[i] = ~0UL; b->bm_set += BITS_PER_LONG - bits; } - kunmap_atomic(paddr, KM_USER0); + kunmap_atomic(paddr); } /* Same thing as drbd_bm_set_bits, but without taking the spin_lock_irqsave. diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index 8cbfaa6..a9f5518 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -2404,10 +2404,10 @@ void drbd_bcast_ee(struct drbd_conf *mdev, len = e->size; page = e->pages; page_chain_for_each(page) { - void *d = kmap_atomic(page, KM_USER0); + void *d = kmap_atomic(page); unsigned l = min_t(unsigned, len, PAGE_SIZE); memcpy(tl, d, l); - kunmap_atomic(d, KM_USER0); + kunmap_atomic(d); tl = (unsigned short*)((char*)tl + l); len -= l; } diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 44e18c0..0da9302 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -93,16 +93,16 @@ static int transfer_none(struct loop_device *lo, int cmd, struct page *loop_page, unsigned loop_off, int size, sector_t real_block) { - char *raw_buf = kmap_atomic(raw_page, KM_USER0) + raw_off; - char *loop_buf = kmap_atomic(loop_page, KM_USER1) + loop_off; + char *raw_buf = kmap_atomic(raw_page) + raw_off; + char *loop_buf = kmap_atomic(loop_page) + loop_off; if (cmd == READ) memcpy(loop_buf, raw_buf, size); else memcpy(raw_buf, loop_buf, size); - kunmap_atomic(loop_buf, KM_USER1); - kunmap_atomic(raw_buf, KM_USER0); + kunmap_atomic(loop_buf); + kunmap_atomic(raw_buf); cond_resched(); return 0; } @@ -112,8 +112,8 @@ static int transfer_xor(struct loop_device *lo, int cmd, struct page *loop_page, unsigned loop_off, int size, sector_t real_block) { - char *raw_buf = kmap_atomic(raw_page, KM_USER0) + raw_off; - char *loop_buf = kmap_atomic(loop_page, KM_USER1) + loop_off; + char *raw_buf = kmap_atomic(raw_page) + raw_off; + char *loop_buf = kmap_atomic(loop_page) + loop_off; char *in, *out, *key; int i, keysize; @@ -130,8 +130,8 @@ static int transfer_xor(struct loop_device *lo, int cmd, for (i = 0; i < size; i++) *out++ = *in++ ^ key[(i & 511) % keysize]; - kunmap_atomic(loop_buf, KM_USER1); - kunmap_atomic(raw_buf, KM_USER0); + kunmap_atomic(loop_buf); + kunmap_atomic(raw_buf); cond_resched(); return 0; } diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index 77d70ee..8791688 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -987,14 +987,14 @@ static void pkt_copy_bio_data(struct bio *src_bio, int seg, int offs, struct pag while (copy_size > 0) { struct bio_vec *src_bvl = bio_iovec_idx(src_bio, seg); - void *vfrom = kmap_atomic(src_bvl->bv_page, KM_USER0) + + void *vfrom = kmap_atomic(src_bvl->bv_page) + src_bvl->bv_offset + offs; void *vto = page_address(dst_page) + dst_offs; int len = min_t(int, copy_size, src_bvl->bv_len - offs); BUG_ON(len < 0); memcpy(vto, vfrom, len); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vfrom); seg++; offs = 0; @@ -1019,10 +1019,10 @@ static void pkt_make_local_copy(struct packet_data *pkt, struct bio_vec *bvec) offs = 0; for (f = 0; f < pkt->frames; f++) { if (bvec[f].bv_page != pkt->pages[p]) { - void *vfrom = kmap_atomic(bvec[f].bv_page, KM_USER0) + bvec[f].bv_offset; + void *vfrom = kmap_atomic(bvec[f].bv_page) + bvec[f].bv_offset; void *vto = page_address(pkt->pages[p]) + offs; memcpy(vto, vfrom, CD_FRAMESIZE); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vfrom); bvec[f].bv_page = pkt->pages[p]; bvec[f].bv_offset = offs; } else { diff --git a/drivers/crypto/hifn_795x.c b/drivers/crypto/hifn_795x.c index a84250a..ee96178 100644 --- a/drivers/crypto/hifn_795x.c +++ b/drivers/crypto/hifn_795x.c @@ -1731,9 +1731,9 @@ static int ablkcipher_get(void *saddr, unsigned int *srestp, unsigned int offset while (size) { copy = min3(srest, dst->length, size); - daddr = kmap_atomic(sg_page(dst), KM_IRQ0); + daddr = kmap_atomic(sg_page(dst)); memcpy(daddr + dst->offset + offset, saddr, copy); - kunmap_atomic(daddr, KM_IRQ0); + kunmap_atomic(daddr); nbytes -= copy; size -= copy; @@ -1793,17 +1793,17 @@ static void hifn_process_ready(struct ablkcipher_request *req, int error) continue; } - saddr = kmap_atomic(sg_page(t), KM_SOFTIRQ0); + saddr = kmap_atomic(sg_page(t)); err = ablkcipher_get(saddr, &t->length, t->offset, dst, nbytes, &nbytes); if (err < 0) { - kunmap_atomic(saddr, KM_SOFTIRQ0); + kunmap_atomic(saddr); break; } idx += err; - kunmap_atomic(saddr, KM_SOFTIRQ0); + kunmap_atomic(saddr); } hifn_cipher_walk_exit(&rctx->walk); diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index a4e9db2..84fe65c 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -625,13 +625,13 @@ static void edac_mc_scrub_block(unsigned long page, unsigned long offset, if (PageHighMem(pg)) local_irq_save(flags); - virt_addr = kmap_atomic(pg, KM_BOUNCE_READ); + virt_addr = kmap_atomic(pg); /* Perform architecture specific atomic scrub operation */ atomic_scrub(virt_addr + offset, size); /* Unmap and complete */ - kunmap_atomic(virt_addr, KM_BOUNCE_READ); + kunmap_atomic(virt_addr); if (PageHighMem(pg)) local_irq_restore(flags); diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c index 0e3bd5b..c362e4e 100644 --- a/drivers/gpu/drm/drm_cache.c +++ b/drivers/gpu/drm/drm_cache.c @@ -40,10 +40,10 @@ drm_clflush_page(struct page *page) if (unlikely(page == NULL)) return; - page_virtual = kmap_atomic(page, KM_USER0); + page_virtual = kmap_atomic(page); for (i = 0; i < PAGE_SIZE; i += boot_cpu_data.x86_clflush_size) clflush(page_virtual + i); - kunmap_atomic(page_virtual, KM_USER0); + kunmap_atomic(page_virtual); } static void drm_cache_flush_clflush(struct page *pages[], @@ -86,10 +86,10 @@ drm_clflush_pages(struct page *pages[], unsigned long num_pages) if (unlikely(page == NULL)) continue; - page_virtual = kmap_atomic(page, KM_USER0); + page_virtual = kmap_atomic(page); flush_dcache_range((unsigned long)page_virtual, (unsigned long)page_virtual + PAGE_SIZE); - kunmap_atomic(page_virtual, KM_USER0); + kunmap_atomic(page_virtual); } #else printk(KERN_ERR "Architecture has no drm_cache.c support\n"); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index cf4f74c..5cda069 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -780,11 +780,11 @@ i915_gem_shmem_pwrite_fast(struct drm_device *dev, if (IS_ERR(page)) return PTR_ERR(page); - vaddr = kmap_atomic(page, KM_USER0); + vaddr = kmap_atomic(page); ret = __copy_from_user_inatomic(vaddr + page_offset, user_data, page_length); - kunmap_atomic(vaddr, KM_USER0); + kunmap_atomic(vaddr); set_page_dirty(page); mark_page_accessed(page); diff --git a/drivers/gpu/drm/i915/i915_gem_debug.c b/drivers/gpu/drm/i915/i915_gem_debug.c index 29d014c..799bc48 100644 --- a/drivers/gpu/drm/i915/i915_gem_debug.c +++ b/drivers/gpu/drm/i915/i915_gem_debug.c @@ -140,13 +140,13 @@ static void i915_gem_dump_page(struct page *page, uint32_t start, uint32_t end, uint32_t bias, uint32_t mark) { - uint32_t *mem = kmap_atomic(page, KM_USER0); + uint32_t *mem = kmap_atomic(page); int i; for (i = start; i < end; i += 4) DRM_INFO("%08x: %08x%s\n", (int) (bias + i), mem[i / 4], (bias + i == mark) ? " ********" : ""); - kunmap_atomic(mem, KM_USER0); + kunmap_atomic(mem); /* give syslog time to catch up */ msleep(1); } @@ -202,7 +202,7 @@ i915_gem_object_check_coherency(struct drm_i915_gem_object *obj, int handle) for (page = 0; page < obj->size / PAGE_SIZE; page++) { int i; - backing_map = kmap_atomic(obj->pages[page], KM_USER0); + backing_map = kmap_atomic(obj->pages[page]); if (backing_map == NULL) { DRM_ERROR("failed to map backing page\n"); @@ -226,13 +226,13 @@ i915_gem_object_check_coherency(struct drm_i915_gem_object *obj, int handle) } } } - kunmap_atomic(backing_map, KM_USER0); + kunmap_atomic(backing_map); backing_map = NULL; } out: if (backing_map != NULL) - kunmap_atomic(backing_map, KM_USER0); + kunmap_atomic(backing_map); iounmap(gtt_mapping); /* give syslog time to catch up */ diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c index af789dc..a76bdf6 100644 --- a/drivers/gpu/drm/ttm/ttm_tt.c +++ b/drivers/gpu/drm/ttm/ttm_tt.c @@ -488,11 +488,11 @@ static int ttm_tt_swapin(struct ttm_tt *ttm) goto out_err; preempt_disable(); - from_virtual = kmap_atomic(from_page, KM_USER0); - to_virtual = kmap_atomic(to_page, KM_USER1); + from_virtual = kmap_atomic(from_page); + to_virtual = kmap_atomic(to_page); memcpy(to_virtual, from_virtual, PAGE_SIZE); - kunmap_atomic(to_virtual, KM_USER1); - kunmap_atomic(from_virtual, KM_USER0); + kunmap_atomic(to_virtual); + kunmap_atomic(from_virtual); preempt_enable(); page_cache_release(from_page); } @@ -557,11 +557,11 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistant_swap_storage) goto out_err; } preempt_disable(); - from_virtual = kmap_atomic(from_page, KM_USER0); - to_virtual = kmap_atomic(to_page, KM_USER1); + from_virtual = kmap_atomic(from_page); + to_virtual = kmap_atomic(to_page); memcpy(to_virtual, from_virtual, PAGE_SIZE); - kunmap_atomic(to_virtual, KM_USER1); - kunmap_atomic(from_virtual, KM_USER0); + kunmap_atomic(to_virtual); + kunmap_atomic(from_virtual); preempt_enable(); set_page_dirty(to_page); mark_page_accessed(to_page); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c index de0c594..bd26029 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmr.c @@ -65,10 +65,10 @@ static int vmw_gmr_build_descriptors(struct list_head *desc_pages, if (likely(page_virtual != NULL)) { desc_virtual->ppn = page_to_pfn(page); - kunmap_atomic(page_virtual, KM_USER0); + kunmap_atomic(page_virtual); } - page_virtual = kmap_atomic(page, KM_USER0); + page_virtual = kmap_atomic(page); desc_virtual = page_virtual - 1; prev_pfn = ~(0UL); @@ -98,7 +98,7 @@ static int vmw_gmr_build_descriptors(struct list_head *desc_pages, } if (likely(page_virtual != NULL)) - kunmap_atomic(page_virtual, KM_USER0); + kunmap_atomic(page_virtual); return 0; out_err: diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 34b9872..9164473 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -252,7 +252,7 @@ void ide_pio_bytes(ide_drive_t *drive, struct ide_cmd *cmd, if (page_is_high) local_irq_save(flags); - buf = kmap_atomic(page, KM_BIO_SRC_IRQ) + offset; + buf = kmap_atomic(page) + offset; cmd->nleft -= nr_bytes; cmd->cursg_ofs += nr_bytes; @@ -268,7 +268,7 @@ void ide_pio_bytes(ide_drive_t *drive, struct ide_cmd *cmd, else hwif->tp_ops->input_data(drive, cmd, buf, nr_bytes); - kunmap_atomic(buf, KM_BIO_SRC_IRQ); + kunmap_atomic(buf); if (page_is_high) local_irq_restore(flags); diff --git a/drivers/infiniband/ulp/iser/iser_memory.c b/drivers/infiniband/ulp/iser/iser_memory.c index fb88d68..2033a92 100644 --- a/drivers/infiniband/ulp/iser/iser_memory.c +++ b/drivers/infiniband/ulp/iser/iser_memory.c @@ -73,11 +73,11 @@ static int iser_start_rdma_unaligned_sg(struct iscsi_iser_task *iser_task, p = mem; for_each_sg(sgl, sg, data->size, i) { - from = kmap_atomic(sg_page(sg), KM_USER0); + from = kmap_atomic(sg_page(sg)); memcpy(p, from + sg->offset, sg->length); - kunmap_atomic(from, KM_USER0); + kunmap_atomic(from); p += sg->length; } } @@ -133,11 +133,11 @@ void iser_finalize_rdma_unaligned_sg(struct iscsi_iser_task *iser_task, p = mem; for_each_sg(sgl, sg, sg_size, i) { - to = kmap_atomic(sg_page(sg), KM_SOFTIRQ0); + to = kmap_atomic(sg_page(sg)); memcpy(to + sg->offset, p, sg->length); - kunmap_atomic(to, KM_SOFTIRQ0); + kunmap_atomic(to); p += sg->length; } } diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 9a35320..1325636 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -491,7 +491,7 @@ void bitmap_update_sb(struct bitmap *bitmap) return; } spin_unlock_irqrestore(&bitmap->lock, flags); - sb = kmap_atomic(bitmap->sb_page, KM_USER0); + sb = kmap_atomic(bitmap->sb_page); sb->events = cpu_to_le64(bitmap->mddev->events); if (bitmap->mddev->events < bitmap->events_cleared) { /* rocking back to read-only */ @@ -501,7 +501,7 @@ void bitmap_update_sb(struct bitmap *bitmap) /* Just in case these have been changed via sysfs: */ sb->daemon_sleep = cpu_to_le32(bitmap->mddev->bitmap_info.daemon_sleep/HZ); sb->write_behind = cpu_to_le32(bitmap->mddev->bitmap_info.max_write_behind); - kunmap_atomic(sb, KM_USER0); + kunmap_atomic(sb); write_page(bitmap, bitmap->sb_page, 1); } @@ -512,7 +512,7 @@ void bitmap_print_sb(struct bitmap *bitmap) if (!bitmap || !bitmap->sb_page) return; - sb = kmap_atomic(bitmap->sb_page, KM_USER0); + sb = kmap_atomic(bitmap->sb_page); printk(KERN_DEBUG "%s: bitmap file superblock:\n", bmname(bitmap)); printk(KERN_DEBUG " magic: %08x\n", le32_to_cpu(sb->magic)); printk(KERN_DEBUG " version: %d\n", le32_to_cpu(sb->version)); @@ -531,7 +531,7 @@ void bitmap_print_sb(struct bitmap *bitmap) printk(KERN_DEBUG " sync size: %llu KB\n", (unsigned long long)le64_to_cpu(sb->sync_size)/2); printk(KERN_DEBUG "max write behind: %d\n", le32_to_cpu(sb->write_behind)); - kunmap_atomic(sb, KM_USER0); + kunmap_atomic(sb); } /* read the superblock from the bitmap file and initialize some bitmap fields */ @@ -561,7 +561,7 @@ static int bitmap_read_sb(struct bitmap *bitmap) return err; } - sb = kmap_atomic(bitmap->sb_page, KM_USER0); + sb = kmap_atomic(bitmap->sb_page); chunksize = le32_to_cpu(sb->chunksize); daemon_sleep = le32_to_cpu(sb->daemon_sleep) * HZ; @@ -622,7 +622,7 @@ success: bitmap->events_cleared = bitmap->mddev->events; err = 0; out: - kunmap_atomic(sb, KM_USER0); + kunmap_atomic(sb); if (err) bitmap_print_sb(bitmap); return err; @@ -647,7 +647,7 @@ static int bitmap_mask_state(struct bitmap *bitmap, enum bitmap_state bits, return 0; } spin_unlock_irqrestore(&bitmap->lock, flags); - sb = kmap_atomic(bitmap->sb_page, KM_USER0); + sb = kmap_atomic(bitmap->sb_page); old = le32_to_cpu(sb->state) & bits; switch (op) { case MASK_SET: @@ -659,7 +659,7 @@ static int bitmap_mask_state(struct bitmap *bitmap, enum bitmap_state bits, default: BUG(); } - kunmap_atomic(sb, KM_USER0); + kunmap_atomic(sb); return old; } @@ -850,12 +850,12 @@ static void bitmap_file_set_bit(struct bitmap *bitmap, sector_t block) bit = file_page_offset(bitmap, chunk); /* set the bit */ - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (bitmap->flags & BITMAP_HOSTENDIAN) set_bit(bit, kaddr); else ext2_set_bit(bit, kaddr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); PRINTK("set file bit %lu page %lu\n", bit, page->index); } /* record page number so it gets flushed to disk when unplug occurs */ @@ -1035,10 +1035,10 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start) * if bitmap is out of date, dirty the * whole page and write it out */ - paddr = kmap_atomic(page, KM_USER0); + paddr = kmap_atomic(page); memset(paddr + offset, 0xff, PAGE_SIZE - offset); - kunmap_atomic(paddr, KM_USER0); + kunmap_atomic(paddr); write_page(bitmap, page, 1); ret = -EIO; @@ -1046,12 +1046,12 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start) goto err; } } - paddr = kmap_atomic(page, KM_USER0); + paddr = kmap_atomic(page); if (bitmap->flags & BITMAP_HOSTENDIAN) b = test_bit(bit, paddr); else b = ext2_test_bit(bit, paddr); - kunmap_atomic(paddr, KM_USER0); + kunmap_atomic(paddr); if (b) { /* if the disk bit is set, set the memory bit */ int needed = ((sector_t)(i+1) << (CHUNK_BLOCK_SHIFT(bitmap)) @@ -1192,10 +1192,10 @@ void bitmap_daemon_work(mddev_t *mddev) bitmap->mddev->bitmap_info.external == 0) { bitmap_super_t *sb; bitmap->need_sync = 0; - sb = kmap_atomic(bitmap->sb_page, KM_USER0); + sb = kmap_atomic(bitmap->sb_page); sb->events_cleared = cpu_to_le64(bitmap->events_cleared); - kunmap_atomic(sb, KM_USER0); + kunmap_atomic(sb); write_page(bitmap, bitmap->sb_page, 1); } spin_lock_irqsave(&bitmap->lock, flags); @@ -1221,14 +1221,14 @@ void bitmap_daemon_work(mddev_t *mddev) /* clear the bit */ if (page) { - paddr = kmap_atomic(page, KM_USER0); + paddr = kmap_atomic(page); if (bitmap->flags & BITMAP_HOSTENDIAN) clear_bit(file_page_offset(bitmap, j), paddr); else ext2_clear_bit(file_page_offset(bitmap, j), paddr); - kunmap_atomic(paddr, KM_USER0); + kunmap_atomic(paddr); } else log->type->clear_region(log, j); } diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 4e054bd..37c6df3 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -591,9 +591,9 @@ static int crypt_iv_lmk_gen(struct crypt_config *cc, u8 *iv, int r = 0; if (bio_data_dir(dmreq->ctx->bio_in) == WRITE) { - src = kmap_atomic(sg_page(&dmreq->sg_in), KM_USER0); + src = kmap_atomic(sg_page(&dmreq->sg_in)); r = crypt_iv_lmk_one(cc, iv, dmreq, src + dmreq->sg_in.offset); - kunmap_atomic(src, KM_USER0); + kunmap_atomic(src); } else memset(iv, 0, cc->iv_size); @@ -609,14 +609,14 @@ static int crypt_iv_lmk_post(struct crypt_config *cc, u8 *iv, if (bio_data_dir(dmreq->ctx->bio_in) == WRITE) return 0; - dst = kmap_atomic(sg_page(&dmreq->sg_out), KM_USER0); + dst = kmap_atomic(sg_page(&dmreq->sg_out)); r = crypt_iv_lmk_one(cc, iv, dmreq, dst + dmreq->sg_out.offset); /* Tweak the first block of plaintext sector */ if (!r) crypto_xor(dst + dmreq->sg_out.offset, iv, cc->iv_size); - kunmap_atomic(dst, KM_USER0); + kunmap_atomic(dst); return r; } diff --git a/drivers/media/video/ivtv/ivtv-udma.c b/drivers/media/video/ivtv/ivtv-udma.c index 1daf1dd..a717854 100644 --- a/drivers/media/video/ivtv/ivtv-udma.c +++ b/drivers/media/video/ivtv/ivtv-udma.c @@ -57,9 +57,9 @@ int ivtv_udma_fill_sg_list (struct ivtv_user_dma *dma, struct ivtv_dma_page_info if (dma->bouncemap[map_offset] == NULL) return -1; local_irq_save(flags); - src = kmap_atomic(dma->map[map_offset], KM_BOUNCE_READ) + offset; + src = kmap_atomic(dma->map[map_offset]) + offset; memcpy(page_address(dma->bouncemap[map_offset]) + offset, src, len); - kunmap_atomic(src, KM_BOUNCE_READ); + kunmap_atomic(src); local_irq_restore(flags); sg_set_page(&dma->SGlist[map_offset], dma->bouncemap[map_offset], len, offset); } diff --git a/drivers/memstick/host/jmb38x_ms.c b/drivers/memstick/host/jmb38x_ms.c index d89d925..b7065b4 100644 --- a/drivers/memstick/host/jmb38x_ms.c +++ b/drivers/memstick/host/jmb38x_ms.c @@ -324,7 +324,7 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host) p_cnt = min(p_cnt, length); local_irq_save(flags); - buf = kmap_atomic(pg, KM_BIO_SRC_IRQ) + p_off; + buf = kmap_atomic(pg) + p_off; } else { buf = host->req->data + host->block_pos; p_cnt = host->req->data_len - host->block_pos; @@ -340,7 +340,7 @@ static int jmb38x_ms_transfer_data(struct jmb38x_ms_host *host) : jmb38x_ms_read_reg_data(host, buf, p_cnt); if (host->req->long_data) { - kunmap_atomic(buf - p_off, KM_BIO_SRC_IRQ); + kunmap_atomic(buf - p_off); local_irq_restore(flags); } diff --git a/drivers/memstick/host/tifm_ms.c b/drivers/memstick/host/tifm_ms.c index 03f71a4..6c43db6 100644 --- a/drivers/memstick/host/tifm_ms.c +++ b/drivers/memstick/host/tifm_ms.c @@ -209,7 +209,7 @@ static unsigned int tifm_ms_transfer_data(struct tifm_ms *host) p_cnt = min(p_cnt, length); local_irq_save(flags); - buf = kmap_atomic(pg, KM_BIO_SRC_IRQ) + p_off; + buf = kmap_atomic(pg) + p_off; } else { buf = host->req->data + host->block_pos; p_cnt = host->req->data_len - host->block_pos; @@ -220,7 +220,7 @@ static unsigned int tifm_ms_transfer_data(struct tifm_ms *host) : tifm_ms_read_data(host, buf, p_cnt); if (host->req->long_data) { - kunmap_atomic(buf - p_off, KM_BIO_SRC_IRQ); + kunmap_atomic(buf - p_off); local_irq_restore(flags); } diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c index d3e6a96..541bddc 100644 --- a/drivers/mmc/host/at91_mci.c +++ b/drivers/mmc/host/at91_mci.c @@ -235,7 +235,7 @@ static inline void at91_mci_sg_to_dma(struct at91mci_host *host, struct mmc_data sg = &data->sg[i]; - sgbuffer = kmap_atomic(sg_page(sg), KM_BIO_SRC_IRQ) + sg->offset; + sgbuffer = kmap_atomic(sg_page(sg)) + sg->offset; amount = min(size, sg->length); size -= amount; @@ -251,7 +251,7 @@ static inline void at91_mci_sg_to_dma(struct at91mci_host *host, struct mmc_data dmabuf = (unsigned *)tmpv; } - kunmap_atomic(sgbuffer, KM_BIO_SRC_IRQ); + kunmap_atomic(sgbuffer); if (size == 0) break; @@ -301,7 +301,7 @@ static void at91_mci_post_dma_read(struct at91mci_host *host) sg = &data->sg[i]; - sgbuffer = kmap_atomic(sg_page(sg), KM_BIO_SRC_IRQ) + sg->offset; + sgbuffer = kmap_atomic(sg_page(sg)) + sg->offset; amount = min(size, sg->length); size -= amount; @@ -317,7 +317,7 @@ static void at91_mci_post_dma_read(struct at91mci_host *host) } flush_kernel_dcache_page(sg_page(sg)); - kunmap_atomic(sgbuffer, KM_BIO_SRC_IRQ); + kunmap_atomic(sgbuffer); data->bytes_xfered += amount; if (size == 0) break; diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c index 153ab97..6067db7 100644 --- a/drivers/mmc/host/msm_sdcc.c +++ b/drivers/mmc/host/msm_sdcc.c @@ -688,8 +688,8 @@ msmsdcc_pio_irq(int irq, void *dev_id) /* Map the current scatter buffer */ local_irq_save(flags); - buffer = kmap_atomic(sg_page(host->pio.sg), - KM_BIO_SRC_IRQ) + host->pio.sg->offset; + buffer = kmap_atomic(sg_page(host->pio.sg)) + + host->pio.sg->offset; buffer += host->pio.sg_off; remain = host->pio.sg->length - host->pio.sg_off; len = 0; @@ -699,7 +699,7 @@ msmsdcc_pio_irq(int irq, void *dev_id) len = msmsdcc_pio_write(host, buffer, remain, status); /* Unmap the buffer */ - kunmap_atomic(buffer, KM_BIO_SRC_IRQ); + kunmap_atomic(buffer); local_irq_restore(flags); host->pio.sg_off += len; diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 9e15f41..06d7265 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -385,12 +385,12 @@ static void sdhci_transfer_pio(struct sdhci_host *host) static char *sdhci_kmap_atomic(struct scatterlist *sg, unsigned long *flags) { local_irq_save(*flags); - return kmap_atomic(sg_page(sg), KM_BIO_SRC_IRQ) + sg->offset; + return kmap_atomic(sg_page(sg)) + sg->offset; } static void sdhci_kunmap_atomic(void *buffer, unsigned long *flags) { - kunmap_atomic(buffer, KM_BIO_SRC_IRQ); + kunmap_atomic(buffer); local_irq_restore(*flags); } diff --git a/drivers/mmc/host/tifm_sd.c b/drivers/mmc/host/tifm_sd.c index 457c26e..101ec07 100644 --- a/drivers/mmc/host/tifm_sd.c +++ b/drivers/mmc/host/tifm_sd.c @@ -117,7 +117,7 @@ static void tifm_sd_read_fifo(struct tifm_sd *host, struct page *pg, unsigned char *buf; unsigned int pos = 0, val; - buf = kmap_atomic(pg, KM_BIO_DST_IRQ) + off; + buf = kmap_atomic(pg) + off; if (host->cmd_flags & DATA_CARRY) { buf[pos++] = host->bounce_buf_data[0]; host->cmd_flags &= ~DATA_CARRY; @@ -133,7 +133,7 @@ static void tifm_sd_read_fifo(struct tifm_sd *host, struct page *pg, } buf[pos++] = (val >> 8) & 0xff; } - kunmap_atomic(buf - off, KM_BIO_DST_IRQ); + kunmap_atomic(buf - off); } static void tifm_sd_write_fifo(struct tifm_sd *host, struct page *pg, @@ -143,7 +143,7 @@ static void tifm_sd_write_fifo(struct tifm_sd *host, struct page *pg, unsigned char *buf; unsigned int pos = 0, val; - buf = kmap_atomic(pg, KM_BIO_SRC_IRQ) + off; + buf = kmap_atomic(pg) + off; if (host->cmd_flags & DATA_CARRY) { val = host->bounce_buf_data[0] | ((buf[pos++] << 8) & 0xff00); writel(val, sock->addr + SOCK_MMCSD_DATA); @@ -160,7 +160,7 @@ static void tifm_sd_write_fifo(struct tifm_sd *host, struct page *pg, val |= (buf[pos++] << 8) & 0xff00; writel(val, sock->addr + SOCK_MMCSD_DATA); } - kunmap_atomic(buf - off, KM_BIO_SRC_IRQ); + kunmap_atomic(buf - off); } static void tifm_sd_transfer_data(struct tifm_sd *host) @@ -211,13 +211,13 @@ static void tifm_sd_copy_page(struct page *dst, unsigned int dst_off, struct page *src, unsigned int src_off, unsigned int count) { - unsigned char *src_buf = kmap_atomic(src, KM_BIO_SRC_IRQ) + src_off; - unsigned char *dst_buf = kmap_atomic(dst, KM_BIO_DST_IRQ) + dst_off; + unsigned char *src_buf = kmap_atomic(src) + src_off; + unsigned char *dst_buf = kmap_atomic(dst) + dst_off; memcpy(dst_buf, src_buf, count); - kunmap_atomic(dst_buf - dst_off, KM_BIO_DST_IRQ); - kunmap_atomic(src_buf - src_off, KM_BIO_SRC_IRQ); + kunmap_atomic(dst_buf - dst_off); + kunmap_atomic(src_buf - src_off); } static void tifm_sd_bounce_block(struct tifm_sd *host, struct mmc_data *r_data) diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c index e3c6ef2..30916bd 100644 --- a/drivers/mmc/host/tmio_mmc.c +++ b/drivers/mmc/host/tmio_mmc.c @@ -217,12 +217,12 @@ static int tmio_mmc_next_sg(struct tmio_mmc_host *host) static char *tmio_mmc_kmap_atomic(struct scatterlist *sg, unsigned long *flags) { local_irq_save(*flags); - return kmap_atomic(sg_page(sg), KM_BIO_SRC_IRQ) + sg->offset; + return kmap_atomic(sg_page(sg)) + sg->offset; } static void tmio_mmc_kunmap_atomic(void *virt, unsigned long *flags) { - kunmap_atomic(virt, KM_BIO_SRC_IRQ); + kunmap_atomic(virt); local_irq_restore(*flags); } diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index 3437613..35ebdd3 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -103,8 +103,8 @@ #include <asm/byteorder.h> #include <asm/uaccess.h> -#define cas_page_map(x) kmap_atomic((x), KM_SKB_DATA_SOFTIRQ) -#define cas_page_unmap(x) kunmap_atomic((x), KM_SKB_DATA_SOFTIRQ) +#define cas_page_map(x) kmap_atomic((x)) +#define cas_page_unmap(x) kunmap_atomic((x)) #define CAS_NCPUS num_online_cpus() #define cas_skb_release(x) netif_rx(x) diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index bfab140..45f1ddd 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -3839,11 +3839,9 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter, if (length <= copybreak && skb_tailroom(skb) >= length) { u8 *vaddr; - vaddr = kmap_atomic(buffer_info->page, - KM_SKB_DATA_SOFTIRQ); + vaddr = kmap_atomic(buffer_info->page); memcpy(skb_tail_pointer(skb), vaddr, length); - kunmap_atomic(vaddr, - KM_SKB_DATA_SOFTIRQ); + kunmap_atomic(vaddr); /* re-use the page, so don't erase * buffer_info->page */ skb_put(skb, length); diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 1c18f26..58af6a7 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -1170,9 +1170,9 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter, */ dma_sync_single_for_cpu(&pdev->dev, ps_page->dma, PAGE_SIZE, DMA_FROM_DEVICE); - vaddr = kmap_atomic(ps_page->page, KM_SKB_DATA_SOFTIRQ); + vaddr = kmap_atomic(ps_page->page); memcpy(skb_tail_pointer(skb), vaddr, l1); - kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ); + kunmap_atomic(vaddr); dma_sync_single_for_device(&pdev->dev, ps_page->dma, PAGE_SIZE, DMA_FROM_DEVICE); @@ -1366,12 +1366,10 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter, if (length <= copybreak && skb_tailroom(skb) >= length) { u8 *vaddr; - vaddr = kmap_atomic(buffer_info->page, - KM_SKB_DATA_SOFTIRQ); + vaddr = kmap_atomic(buffer_info->page); memcpy(skb_tail_pointer(skb), vaddr, length); - kunmap_atomic(vaddr, - KM_SKB_DATA_SOFTIRQ); + kunmap_atomic(vaddr); /* re-use the page, so don't erase * buffer_info->page */ skb_put(skb, length); diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index 1cadcd6..1a3933e 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -1759,7 +1759,7 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, (uint32_t ) cmd->cmnd[8]; /* 4 bytes: Areca io control code */ sg = scsi_sglist(cmd); - buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; + buffer = kmap_atomic(sg_page(sg)) + sg->offset; if (scsi_sg_count(cmd) > 1) { retvalue = ARCMSR_MESSAGE_FAIL; goto message_out; @@ -2008,7 +2008,7 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, } message_out: sg = scsi_sglist(cmd); - kunmap_atomic(buffer - sg->offset, KM_IRQ0); + kunmap_atomic(buffer - sg->offset); return retvalue; } @@ -2058,11 +2058,11 @@ static void arcmsr_handle_virtual_command(struct AdapterControlBlock *acb, strncpy(&inqdata[32], "R001", 4); /* Product Revision */ sg = scsi_sglist(cmd); - buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; + buffer = kmap_atomic(sg_page(sg)) + sg->offset; memcpy(buffer, inqdata, sizeof(inqdata)); sg = scsi_sglist(cmd); - kunmap_atomic(buffer - sg->offset, KM_IRQ0); + kunmap_atomic(buffer - sg->offset); cmd->scsi_done(cmd); } diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index d2ad3d6..5bec4ae 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -1968,12 +1968,11 @@ int cxgbi_conn_init_pdu(struct iscsi_task *task, unsigned int offset, /* data fits in the skb's headroom */ for (i = 0; i < tdata->nr_frags; i++, frag++) { - char *src = kmap_atomic(frag->page, - KM_SOFTIRQ0); + char *src = kmap_atomic(frag->page); memcpy(dst, src+frag->page_offset, frag->size); dst += frag->size; - kunmap_atomic(src, KM_SOFTIRQ0); + kunmap_atomic(src); } if (padlen) { memset(dst, 0, padlen); diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index 9f9600b..5c78c6f 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -1454,10 +1454,9 @@ u32 fcoe_fc_crc(struct fc_frame *fp) len = frag->size; while (len > 0) { clen = min(len, PAGE_SIZE - (off & ~PAGE_MASK)); - data = kmap_atomic(frag->page + (off >> PAGE_SHIFT), - KM_SKB_DATA_SOFTIRQ); + data = kmap_atomic(frag->page + (off >> PAGE_SHIFT)); crc = crc32(crc, data + (off & ~PAGE_MASK), clen); - kunmap_atomic(data, KM_SKB_DATA_SOFTIRQ); + kunmap_atomic(data); off += clen; len -= clen; } @@ -1531,8 +1530,7 @@ int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp) return -ENOMEM; } frag = &skb_shinfo(skb)->frags[skb_shinfo(skb)->nr_frags - 1]; - cp = kmap_atomic(frag->page, KM_SKB_DATA_SOFTIRQ) - + frag->page_offset; + cp = kmap_atomic(frag->page) + frag->page_offset; } else { cp = (struct fcoe_crc_eof *)skb_put(skb, tlen); } @@ -1542,7 +1540,7 @@ int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp) cp->fcoe_crc32 = cpu_to_le32(~crc); if (skb_is_nonlinear(skb)) { - kunmap_atomic(cp, KM_SKB_DATA_SOFTIRQ); + kunmap_atomic(cp); cp = NULL; } diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 3242bca..d42ec92 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -2310,10 +2310,10 @@ static void gdth_copy_internal_data(gdth_ha_str *ha, Scsi_Cmnd *scp, return; } local_irq_save(flags); - address = kmap_atomic(sg_page(sl), KM_BIO_SRC_IRQ) + sl->offset; + address = kmap_atomic(sg_page(sl)) + sl->offset; memcpy(address, buffer, cpnow); flush_dcache_page(sg_page(sl)); - kunmap_atomic(address, KM_BIO_SRC_IRQ); + kunmap_atomic(address); local_irq_restore(flags); if (cpsum == cpcount) break; diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index b2511ac..bb38604 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -1511,14 +1511,14 @@ static int ips_is_passthru(struct scsi_cmnd *SC) /* kmap_atomic() ensures addressability of the user buffer.*/ /* local_irq_save() protects the KM_IRQ0 address slot. */ local_irq_save(flags); - buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; + buffer = kmap_atomic(sg_page(sg)) + sg->offset; if (buffer && buffer[0] == 'C' && buffer[1] == 'O' && buffer[2] == 'P' && buffer[3] == 'P') { - kunmap_atomic(buffer - sg->offset, KM_IRQ0); + kunmap_atomic(buffer - sg->offset); local_irq_restore(flags); return 1; } - kunmap_atomic(buffer - sg->offset, KM_IRQ0); + kunmap_atomic(buffer - sg->offset); local_irq_restore(flags); } return 0; diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c index 5962d1a..0f72c5e 100644 --- a/drivers/scsi/libfc/fc_fcp.c +++ b/drivers/scsi/libfc/fc_fcp.c @@ -481,11 +481,11 @@ static void fc_fcp_recv_data(struct fc_fcp_pkt *fsp, struct fc_frame *fp) if (!(fr_flags(fp) & FCPHF_CRC_UNCHECKED)) { copy_len = fc_copy_buffer_to_sglist(buf, len, sg, &nents, - &offset, KM_SOFTIRQ0, NULL); + &offset, NULL); } else { crc = crc32(~0, (u8 *) fh, sizeof(*fh)); copy_len = fc_copy_buffer_to_sglist(buf, len, sg, &nents, - &offset, KM_SOFTIRQ0, &crc); + &offset, &crc); buf = fc_frame_payload_get(fp, 0); if (len % 4) crc = crc32(crc, buf + len, 4 - (len % 4)); @@ -646,10 +646,10 @@ static int fc_fcp_send_data(struct fc_fcp_pkt *fsp, struct fc_seq *seq, * The scatterlist item may be bigger than PAGE_SIZE, * but we must not cross pages inside the kmap. */ - page_addr = kmap_atomic(page, KM_SOFTIRQ0); + page_addr = kmap_atomic(page); memcpy(data, (char *)page_addr + (off & ~PAGE_MASK), sg_bytes); - kunmap_atomic(page_addr, KM_SOFTIRQ0); + kunmap_atomic(page_addr); data += sg_bytes; } offset += sg_bytes; diff --git a/drivers/scsi/libfc/fc_libfc.c b/drivers/scsi/libfc/fc_libfc.c index 6a48c28..c62b035 100644 --- a/drivers/scsi/libfc/fc_libfc.c +++ b/drivers/scsi/libfc/fc_libfc.c @@ -83,14 +83,13 @@ module_exit(libfc_exit); * @sg: pointer to the pointer of the SG list. * @nents: pointer to the remaining number of entries in the SG list. * @offset: pointer to the current offset in the SG list. - * @km_type: dedicated page table slot type for kmap_atomic. * @crc: pointer to the 32-bit crc value. * If crc is NULL, CRC is not calculated. */ u32 fc_copy_buffer_to_sglist(void *buf, size_t len, struct scatterlist *sg, u32 *nents, size_t *offset, - enum km_type km_type, u32 *crc) + u32 *crc) { size_t remaining = len; u32 copy_len = 0; @@ -120,12 +119,11 @@ u32 fc_copy_buffer_to_sglist(void *buf, size_t len, off = *offset + sg->offset; sg_bytes = min(sg_bytes, (size_t)(PAGE_SIZE - (off & ~PAGE_MASK))); - page_addr = kmap_atomic(sg_page(sg) + (off >> PAGE_SHIFT), - km_type); + page_addr = kmap_atomic(sg_page(sg) + (off >> PAGE_SHIFT)); if (crc) *crc = crc32(*crc, buf, sg_bytes); memcpy((char *)page_addr + (off & ~PAGE_MASK), buf, sg_bytes); - kunmap_atomic(page_addr, km_type); + kunmap_atomic(page_addr); buf += sg_bytes; *offset += sg_bytes; remaining -= sg_bytes; diff --git a/drivers/scsi/libfc/fc_libfc.h b/drivers/scsi/libfc/fc_libfc.h index eea0c35..bdebebd 100644 --- a/drivers/scsi/libfc/fc_libfc.h +++ b/drivers/scsi/libfc/fc_libfc.h @@ -119,6 +119,6 @@ const char *fc_els_resp_type(struct fc_frame *); u32 fc_copy_buffer_to_sglist(void *buf, size_t len, struct scatterlist *sg, u32 *nents, size_t *offset, - enum km_type km_type, u32 *crc); + u32 *crc); #endif /* _FC_LIBFC_H_ */ diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c index c5a10f9..9b9e2e2 100644 --- a/drivers/scsi/libfc/fc_lport.c +++ b/drivers/scsi/libfc/fc_lport.c @@ -1636,7 +1636,7 @@ static void fc_lport_bsg_resp(struct fc_seq *sp, struct fc_frame *fp, job->reply->reply_payload_rcv_len += fc_copy_buffer_to_sglist(buf, len, info->sg, &info->nents, - &info->offset, KM_BIO_SRC_IRQ, NULL); + &info->offset, NULL); if (fr_eof(fp) == FC_EOF_T && (ntoh24(fh->fh_f_ctl) & (FC_FC_LAST_SEQ | FC_FC_END_SEQ)) == diff --git a/drivers/scsi/libiscsi_tcp.c b/drivers/scsi/libiscsi_tcp.c index 8eeb39f..fe88825 100644 --- a/drivers/scsi/libiscsi_tcp.c +++ b/drivers/scsi/libiscsi_tcp.c @@ -132,14 +132,14 @@ static void iscsi_tcp_segment_map(struct iscsi_segment *segment, int recv) if (page_count(sg_page(sg)) >= 1 && !recv) return; - segment->sg_mapped = kmap_atomic(sg_page(sg), KM_SOFTIRQ0); + segment->sg_mapped = kmap_atomic(sg_page(sg)); segment->data = segment->sg_mapped + sg->offset + segment->sg_offset; } void iscsi_tcp_segment_unmap(struct iscsi_segment *segment) { if (segment->sg_mapped) { - kunmap_atomic(segment->sg_mapped, KM_SOFTIRQ0); + kunmap_atomic(segment->sg_mapped); segment->sg_mapped = NULL; segment->data = NULL; } diff --git a/drivers/scsi/libsas/sas_host_smp.c b/drivers/scsi/libsas/sas_host_smp.c index 04ad8dd..dc6dd41 100644 --- a/drivers/scsi/libsas/sas_host_smp.c +++ b/drivers/scsi/libsas/sas_host_smp.c @@ -160,9 +160,9 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req, } local_irq_disable(); - buf = kmap_atomic(bio_page(req->bio), KM_USER0) + bio_offset(req->bio); + buf = kmap_atomic(bio_page(req->bio)); memcpy(req_data, buf, blk_rq_bytes(req)); - kunmap_atomic(buf - bio_offset(req->bio), KM_USER0); + kunmap_atomic(buf - bio_offset(req->bio)); local_irq_enable(); if (req_data[0] != SMP_REQUEST) @@ -261,10 +261,10 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req, } local_irq_disable(); - buf = kmap_atomic(bio_page(rsp->bio), KM_USER0) + bio_offset(rsp->bio); + buf = kmap_atomic(bio_page(rsp->bio)); memcpy(buf, resp_data, blk_rq_bytes(rsp)); flush_kernel_dcache_page(bio_page(rsp->bio)); - kunmap_atomic(buf - bio_offset(rsp->bio), KM_USER0); + kunmap_atomic(buf - bio_offset(rsp->bio)); local_irq_enable(); out: diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index 9aa0485..eee4722 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -667,10 +667,10 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy) struct scatterlist *sg; sg = scsi_sglist(cmd); - buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; + buf = kmap_atomic(sg_page(sg)) + sg->offset; memset(buf, 0, cmd->cmnd[4]); - kunmap_atomic(buf - sg->offset, KM_IRQ0); + kunmap_atomic(buf - sg->offset); cmd->result = (DID_OK << 16); cmd->scsi_done(cmd); diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index adedaa9..df635ae 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -554,9 +554,9 @@ static int mvs_task_prep_smp(struct mvs_info *mvi, #if _MV_DUMP /* copy cmd table */ - from = kmap_atomic(sg_page(sg_req), KM_IRQ0); + from = kmap_atomic(sg_page(sg_req)); memcpy(buf_cmd, from + sg_req->offset, req_len); - kunmap_atomic(from, KM_IRQ0); + kunmap_atomic(from); #endif return 0; @@ -1896,11 +1896,11 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags) case SAS_PROTOCOL_SMP: { struct scatterlist *sg_resp = &task->smp_task.smp_resp; tstat->stat = SAM_STAT_GOOD; - to = kmap_atomic(sg_page(sg_resp), KM_IRQ0); + to = kmap_atomic(sg_page(sg_resp)); memcpy(to + sg_resp->offset, slot->response + sizeof(struct mvs_err_info), sg_dma_len(sg_resp)); - kunmap_atomic(to, KM_IRQ0); + kunmap_atomic(to); break; } diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 7b31093..4166ddf 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -1761,7 +1761,7 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec, scsi_for_each_prot_sg(SCpnt, psgl, scsi_prot_sg_count(SCpnt), i) { int len = min(psgl->length, resid); - paddr = kmap_atomic(sg_page(psgl), KM_IRQ0) + psgl->offset; + paddr = kmap_atomic(sg_page(psgl)) + psgl->offset; memcpy(paddr, dif_storep + dif_offset(sector), len); sector += len >> 3; @@ -1771,7 +1771,7 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec, sector = do_div(tmp_sec, sdebug_store_sectors); } resid -= len; - kunmap_atomic(paddr, KM_IRQ0); + kunmap_atomic(paddr); } dix_reads++; @@ -1864,12 +1864,12 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, BUG_ON(scsi_sg_count(SCpnt) == 0); BUG_ON(scsi_prot_sg_count(SCpnt) == 0); - paddr = kmap_atomic(sg_page(psgl), KM_IRQ1) + psgl->offset; + paddr = kmap_atomic(sg_page(psgl)) + psgl->offset; ppage_offset = 0; /* For each data page */ scsi_for_each_sg(SCpnt, dsgl, scsi_sg_count(SCpnt), i) { - daddr = kmap_atomic(sg_page(dsgl), KM_IRQ0) + dsgl->offset; + daddr = kmap_atomic(sg_page(dsgl)) + dsgl->offset; /* For each sector-sized chunk in data page */ for (j = 0 ; j < dsgl->length ; j += scsi_debug_sector_size) { @@ -1878,10 +1878,10 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, * protection page advance to the next one */ if (ppage_offset >= psgl->length) { - kunmap_atomic(paddr, KM_IRQ1); + kunmap_atomic(paddr); psgl = sg_next(psgl); BUG_ON(psgl == NULL); - paddr = kmap_atomic(sg_page(psgl), KM_IRQ1) + paddr = kmap_atomic(sg_page(psgl)) + psgl->offset; ppage_offset = 0; } @@ -1954,10 +1954,10 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, ppage_offset += sizeof(struct sd_dif_tuple); } - kunmap_atomic(daddr, KM_IRQ0); + kunmap_atomic(daddr); } - kunmap_atomic(paddr, KM_IRQ1); + kunmap_atomic(paddr); dix_writes++; @@ -1965,8 +1965,8 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec, out: dif_errors++; - kunmap_atomic(daddr, KM_IRQ0); - kunmap_atomic(paddr, KM_IRQ1); + kunmap_atomic(daddr); + kunmap_atomic(paddr); return ret; } @@ -2280,7 +2280,7 @@ static int resp_xdwriteread(struct scsi_cmnd *scp, unsigned long long lba, offset = 0; for_each_sg(sdb->table.sgl, sg, sdb->table.nents, i) { - kaddr = (unsigned char *)kmap_atomic(sg_page(sg), KM_USER0); + kaddr = (unsigned char *)kmap_atomic(sg_page(sg)); if (!kaddr) goto out; @@ -2288,7 +2288,7 @@ static int resp_xdwriteread(struct scsi_cmnd *scp, unsigned long long lba, *(kaddr + sg->offset + j) ^= *(buf + offset + j); offset += sg->length; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } ret = 0; out: diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 9045c52..223b9e9 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -2530,7 +2530,7 @@ void *scsi_kmap_atomic_sg(struct scatterlist *sgl, int sg_count, if (*len > sg_len) *len = sg_len; - return kmap_atomic(page, KM_BIO_SRC_IRQ); + return kmap_atomic(page); } EXPORT_SYMBOL(scsi_kmap_atomic_sg); @@ -2540,6 +2540,6 @@ EXPORT_SYMBOL(scsi_kmap_atomic_sg); */ void scsi_kunmap_atomic_sg(void *virt) { - kunmap_atomic(virt, KM_BIO_SRC_IRQ); + kunmap_atomic(virt); } EXPORT_SYMBOL(scsi_kunmap_atomic_sg); diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c index 0cb39ff..e981d97 100644 --- a/drivers/scsi/sd_dif.c +++ b/drivers/scsi/sd_dif.c @@ -392,7 +392,7 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s virt = bio->bi_integrity->bip_sector & 0xffffffff; bip_for_each_vec(iv, bio->bi_integrity, i) { - sdt = kmap_atomic(iv->bv_page, KM_USER0) + sdt = kmap_atomic(iv->bv_page) + iv->bv_offset; for (j = 0 ; j < iv->bv_len ; j += tuple_sz, sdt++) { @@ -405,7 +405,7 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s phys++; } - kunmap_atomic(sdt, KM_USER0); + kunmap_atomic(sdt); } bio->bi_flags |= BIO_MAPPED_INTEGRITY; @@ -414,7 +414,7 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s return 0; error: - kunmap_atomic(sdt, KM_USER0); + kunmap_atomic(sdt); sd_printk(KERN_ERR, sdkp, "%s: virt %u, phys %u, ref %u, app %4x\n", __func__, virt, phys, be32_to_cpu(sdt->ref_tag), be16_to_cpu(sdt->app_tag)); @@ -453,13 +453,13 @@ void sd_dif_complete(struct scsi_cmnd *scmd, unsigned int good_bytes) virt = bio->bi_integrity->bip_sector & 0xffffffff; bip_for_each_vec(iv, bio->bi_integrity, i) { - sdt = kmap_atomic(iv->bv_page, KM_USER0) + sdt = kmap_atomic(iv->bv_page) + iv->bv_offset; for (j = 0 ; j < iv->bv_len ; j += tuple_sz, sdt++) { if (sectors == 0) { - kunmap_atomic(sdt, KM_USER0); + kunmap_atomic(sdt); return; } @@ -474,7 +474,7 @@ void sd_dif_complete(struct scsi_cmnd *scmd, unsigned int good_bytes) sectors--; } - kunmap_atomic(sdt, KM_USER0); + kunmap_atomic(sdt); } } } diff --git a/drivers/staging/hv/rndis_filter.c b/drivers/staging/hv/rndis_filter.c index 53676dc..e5ac8ad 100644 --- a/drivers/staging/hv/rndis_filter.c +++ b/drivers/staging/hv/rndis_filter.c @@ -443,7 +443,7 @@ static int rndis_filter_receive(struct hv_device *dev, sizeof(struct rndis_message) : rndis_hdr->msg_len); - kunmap_atomic(rndis_hdr - pkt->page_buf[0].Offset, KM_IRQ0); + kunmap_atomic(rndis_hdr - pkt->page_buf[0].Offset); dump_rndis_message(&rndis_msg); diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c index 17f1b34..dd0245c 100644 --- a/drivers/staging/hv/storvsc_drv.c +++ b/drivers/staging/hv/storvsc_drv.c @@ -494,7 +494,7 @@ static unsigned int copy_to_bounce_buffer(struct scatterlist *orig_sgl, /* ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE); */ if (bounce_addr == 0) - bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0); + bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j]))); while (srclen) { /* assume bounce offset always == 0 */ @@ -511,19 +511,19 @@ static unsigned int copy_to_bounce_buffer(struct scatterlist *orig_sgl, if (bounce_sgl[j].length == PAGE_SIZE) { /* full..move to next entry */ - kunmap_atomic((void *)bounce_addr, KM_IRQ0); + kunmap_atomic((void *)bounce_addr); j++; /* if we need to use another bounce buffer */ if (srclen || i != orig_sgl_count - 1) - bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0); + bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j]))); } else if (srclen == 0 && i == orig_sgl_count - 1) { /* unmap the last bounce that is < PAGE_SIZE */ - kunmap_atomic((void *)bounce_addr, KM_IRQ0); + kunmap_atomic((void *)bounce_addr); } } - kunmap_atomic((void *)(src_addr - orig_sgl[i].offset), KM_IRQ0); + kunmap_atomic((void *)(src_addr - orig_sgl[i].offset)); } local_irq_restore(flags); @@ -555,7 +555,7 @@ static unsigned int copy_from_bounce_buffer(struct scatterlist *orig_sgl, /* ASSERT(orig_sgl[i].offset + orig_sgl[i].length <= PAGE_SIZE); */ if (bounce_addr == 0) - bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0); + bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j]))); while (destlen) { src = bounce_addr + bounce_sgl[j].offset; @@ -571,15 +571,15 @@ static unsigned int copy_from_bounce_buffer(struct scatterlist *orig_sgl, if (bounce_sgl[j].offset == bounce_sgl[j].length) { /* full */ - kunmap_atomic((void *)bounce_addr, KM_IRQ0); + kunmap_atomic((void *)bounce_addr); j++; /* if we need to use another bounce buffer */ if (destlen || i != orig_sgl_count - 1) - bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j])), KM_IRQ0); + bounce_addr = (unsigned long)kmap_atomic(sg_page((&bounce_sgl[j]))); } else if (destlen == 0 && i == orig_sgl_count - 1) { /* unmap the last bounce that is < PAGE_SIZE */ - kunmap_atomic((void *)bounce_addr, KM_IRQ0); + kunmap_atomic((void *)bounce_addr); } } diff --git a/drivers/staging/pohmelfs/inode.c b/drivers/staging/pohmelfs/inode.c index 56d3a4e..b63d798 100644 --- a/drivers/staging/pohmelfs/inode.c +++ b/drivers/staging/pohmelfs/inode.c @@ -605,11 +605,11 @@ static int pohmelfs_write_begin(struct file *file, struct address_space *mapping } if (len != PAGE_CACHE_SIZE) { - void *kaddr = kmap_atomic(page, KM_USER0); + void *kaddr = kmap_atomic(page); memset(kaddr + start, 0, PAGE_CACHE_SIZE - start); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } SetPageUptodate(page); } @@ -635,11 +635,11 @@ static int pohmelfs_write_end(struct file *file, struct address_space *mapping, if (copied != len) { unsigned from = pos & (PAGE_CACHE_SIZE - 1); - void *kaddr = kmap_atomic(page, KM_USER0); + void *kaddr = kmap_atomic(page); memset(kaddr + from + copied, 0, len - copied); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } SetPageUptodate(page); diff --git a/drivers/staging/rtl8192u/ieee80211/cipher.c b/drivers/staging/rtl8192u/ieee80211/cipher.c index 0b9e8a4..3d7cb66 100644 --- a/drivers/staging/rtl8192u/ieee80211/cipher.c +++ b/drivers/staging/rtl8192u/ieee80211/cipher.c @@ -71,8 +71,8 @@ static int crypt(struct crypto_tfm *tfm, u8 *src_p, *dst_p; int in_place; - scatterwalk_map(&walk_in, 0); - scatterwalk_map(&walk_out, 1); + scatterwalk_map(&walk_in); + scatterwalk_map(&walk_out); src_p = scatterwalk_whichbuf(&walk_in, bsize, tmp_src); dst_p = scatterwalk_whichbuf(&walk_out, bsize, tmp_dst); in_place = scatterwalk_samebuf(&walk_in, &walk_out, @@ -84,10 +84,10 @@ static int crypt(struct crypto_tfm *tfm, prfn(tfm, dst_p, src_p, crfn, enc, info, in_place); - scatterwalk_done(&walk_in, 0, nbytes); + scatterwalk_done(&walk_in, nbytes); scatterwalk_copychunks(dst_p, &walk_out, bsize, 1); - scatterwalk_done(&walk_out, 1, nbytes); + scatterwalk_done(&walk_out, nbytes); if (!nbytes) return 0; diff --git a/drivers/staging/rtl8192u/ieee80211/digest.c b/drivers/staging/rtl8192u/ieee80211/digest.c index 301ed51..05e7497 100644 --- a/drivers/staging/rtl8192u/ieee80211/digest.c +++ b/drivers/staging/rtl8192u/ieee80211/digest.c @@ -39,12 +39,12 @@ static void update(struct crypto_tfm *tfm, unsigned int bytes_from_page = min(l, ((unsigned int) (PAGE_SIZE)) - offset); - char *p = crypto_kmap(pg, 0) + offset; + char *p = kmap_atomic(pg) + offset; tfm->__crt_alg->cra_digest.dia_update (crypto_tfm_ctx(tfm), p, bytes_from_page); - crypto_kunmap(p, 0); + kunmap_atomic(p); crypto_yield(tfm); offset = 0; pg++; @@ -75,10 +75,10 @@ static void digest(struct crypto_tfm *tfm, tfm->crt_digest.dit_init(tfm); for (i = 0; i < nsg; i++) { - char *p = crypto_kmap(sg[i].page, 0) + sg[i].offset; + char *p = kmap_atomic(sg[i].page) + sg[i].offset; tfm->__crt_alg->cra_digest.dia_update(crypto_tfm_ctx(tfm), p, sg[i].length); - crypto_kunmap(p, 0); + kunmap_atomic(p); crypto_yield(tfm); } crypto_digest_final(tfm, out); diff --git a/drivers/staging/rtl8192u/ieee80211/internal.h b/drivers/staging/rtl8192u/ieee80211/internal.h index a7c096e..85571d4 100644 --- a/drivers/staging/rtl8192u/ieee80211/internal.h +++ b/drivers/staging/rtl8192u/ieee80211/internal.h @@ -32,12 +32,12 @@ static inline enum km_type crypto_kmap_type(int out) static inline void *crypto_kmap(struct page *page, int out) { - return kmap_atomic(page, crypto_kmap_type(out)); + return kmap_atomic(page); } static inline void crypto_kunmap(void *vaddr, int out) { - kunmap_atomic(vaddr, crypto_kmap_type(out)); + kunmap_atomic(vaddr); } static inline void crypto_yield(struct crypto_tfm *tfm) diff --git a/drivers/staging/rtl8192u/ieee80211/scatterwalk.c b/drivers/staging/rtl8192u/ieee80211/scatterwalk.c index 49f401f..a123f95 100644 --- a/drivers/staging/rtl8192u/ieee80211/scatterwalk.c +++ b/drivers/staging/rtl8192u/ieee80211/scatterwalk.c @@ -62,9 +62,9 @@ void scatterwalk_start(struct scatter_walk *walk, struct scatterlist *sg) walk->offset = sg->offset; } -void scatterwalk_map(struct scatter_walk *walk, int out) +void scatterwalk_map(struct scatter_walk *walk) { - walk->data = crypto_kmap(walk->page, out) + walk->offset; + walk->data = kmap_atomic(walk->page) + walk->offset; } static void scatterwalk_pagedone(struct scatter_walk *walk, int out, @@ -103,7 +103,7 @@ void scatterwalk_done(struct scatter_walk *walk, int out, int more) * has been verified as multiple of the block size. */ int scatterwalk_copychunks(void *buf, struct scatter_walk *walk, - size_t nbytes, int out) + size_t nbytes) { if (buf != walk->data) { while (nbytes > walk->len_this_page) { @@ -111,9 +111,9 @@ int scatterwalk_copychunks(void *buf, struct scatter_walk *walk, buf += walk->len_this_page; nbytes -= walk->len_this_page; - crypto_kunmap(walk->data, out); + kunmap_atomic(walk->data); scatterwalk_pagedone(walk, out, 1); - scatterwalk_map(walk, out); + scatterwalk_map(walk); } memcpy_dir(buf, walk->data, nbytes, out); diff --git a/drivers/staging/zram/xvmalloc.c b/drivers/staging/zram/xvmalloc.c index b644067..a005e52 100644 --- a/drivers/staging/zram/xvmalloc.c +++ b/drivers/staging/zram/xvmalloc.c @@ -54,13 +54,13 @@ static void *get_ptr_atomic(struct page *page, u16 offset, enum km_type type) { unsigned char *base; - base = kmap_atomic(page, type); + base = kmap_atomic(page); return base + offset; } static void put_ptr_atomic(void *ptr, enum km_type type) { - kunmap_atomic(ptr, type); + kunmap_atomic(ptr); } static u32 get_blockprev(struct block_header *block) diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c index 5415712..28fb190 100644 --- a/drivers/staging/zram/zram_drv.c +++ b/drivers/staging/zram/zram_drv.c @@ -157,9 +157,9 @@ static void zram_free_page(struct zram *zram, size_t index) goto out; } - obj = kmap_atomic(page, KM_USER0) + offset; + obj = kmap_atomic(page) + offset; clen = xv_get_object_size(obj) - sizeof(struct zobj_header); - kunmap_atomic(obj, KM_USER0); + kunmap_atomic(obj); xv_free(zram->mem_pool, page, offset); if (clen <= PAGE_SIZE / 2) @@ -177,9 +177,9 @@ static void handle_zero_page(struct page *page) { void *user_mem; - user_mem = kmap_atomic(page, KM_USER0); + user_mem = kmap_atomic(page); memset(user_mem, 0, PAGE_SIZE); - kunmap_atomic(user_mem, KM_USER0); + kunmap_atomic(user_mem); flush_dcache_page(page); } @@ -189,13 +189,13 @@ static void handle_uncompressed_page(struct zram *zram, { unsigned char *user_mem, *cmem; - user_mem = kmap_atomic(page, KM_USER0); - cmem = kmap_atomic(zram->table[index].page, KM_USER1) + + user_mem = kmap_atomic(page); + cmem = kmap_atomic(zram->table[index].page) + zram->table[index].offset; memcpy(user_mem, cmem, PAGE_SIZE); - kunmap_atomic(user_mem, KM_USER0); - kunmap_atomic(cmem, KM_USER1); + kunmap_atomic(user_mem); + kunmap_atomic(cmem); flush_dcache_page(page); } @@ -244,10 +244,10 @@ static int zram_read(struct zram *zram, struct bio *bio) continue; } - user_mem = kmap_atomic(page, KM_USER0); + user_mem = kmap_atomic(page); clen = PAGE_SIZE; - cmem = kmap_atomic(zram->table[index].page, KM_USER1) + + cmem = kmap_atomic(zram->table[index].page) + zram->table[index].offset; ret = lzo1x_decompress_safe( @@ -255,8 +255,8 @@ static int zram_read(struct zram *zram, struct bio *bio) xv_get_object_size(cmem) - sizeof(*zheader), user_mem, &clen); - kunmap_atomic(user_mem, KM_USER0); - kunmap_atomic(cmem, KM_USER1); + kunmap_atomic(user_mem); + kunmap_atomic(cmem); /* Should NEVER happen. Return bio error if it does. */ if (unlikely(ret != LZO_E_OK)) { @@ -314,9 +314,9 @@ static int zram_write(struct zram *zram, struct bio *bio) mutex_lock(&zram->lock); - user_mem = kmap_atomic(page, KM_USER0); + user_mem = kmap_atomic(page); if (page_zero_filled(user_mem)) { - kunmap_atomic(user_mem, KM_USER0); + kunmap_atomic(user_mem); mutex_unlock(&zram->lock); zram_stat_inc(&zram->stats.pages_zero); zram_set_flag(zram, index, ZRAM_ZERO); @@ -326,7 +326,7 @@ static int zram_write(struct zram *zram, struct bio *bio) ret = lzo1x_1_compress(user_mem, PAGE_SIZE, src, &clen, zram->compress_workmem); - kunmap_atomic(user_mem, KM_USER0); + kunmap_atomic(user_mem); if (unlikely(ret != LZO_E_OK)) { mutex_unlock(&zram->lock); @@ -356,7 +356,7 @@ static int zram_write(struct zram *zram, struct bio *bio) zram_set_flag(zram, index, ZRAM_UNCOMPRESSED); zram_stat_inc(&zram->stats.pages_expand); zram->table[index].page = page_store; - src = kmap_atomic(page, KM_USER0); + src = kmap_atomic(page); goto memstore; } @@ -373,7 +373,7 @@ static int zram_write(struct zram *zram, struct bio *bio) memstore: zram->table[index].offset = offset; - cmem = kmap_atomic(zram->table[index].page, KM_USER1) + + cmem = kmap_atomic(zram->table[index].page) + zram->table[index].offset; #if 0 @@ -387,9 +387,9 @@ memstore: memcpy(cmem, src, clen); - kunmap_atomic(cmem, KM_USER1); + kunmap_atomic(cmem); if (unlikely(zram_test_flag(zram, index, ZRAM_UNCOMPRESSED))) - kunmap_atomic(src, KM_USER0); + kunmap_atomic(src); /* Update stats */ zram_stat64_add(zram, &zram->stats.compr_size, clen); diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 28b6292..5481560 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -2934,7 +2934,7 @@ static void transport_xor_callback(struct se_cmd *cmd) offset = 0; list_for_each_entry(se_mem, T_TASK(cmd)->t_mem_bidi_list, se_list) { - addr = (unsigned char *)kmap_atomic(se_mem->se_page, KM_USER0); + addr = (unsigned char *)kmap_atomic(se_mem->se_page); if (!(addr)) goto out; @@ -2942,7 +2942,7 @@ static void transport_xor_callback(struct se_cmd *cmd) *(addr + se_mem->se_off + i) ^= *(buf + offset + i); offset += se_mem->se_len; - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); } out: kfree(buf); @@ -4344,13 +4344,13 @@ transport_generic_get_mem(struct se_cmd *cmd, u32 length, u32 dma_size) goto out; } - buf = kmap_atomic(se_mem->se_page, KM_IRQ0); + buf = kmap_atomic(se_mem->se_page); if (!(buf)) { printk(KERN_ERR "kmap_atomic() failed\n"); goto out; } memset(buf, 0, se_mem->se_len); - kunmap_atomic(buf, KM_IRQ0); + kunmap_atomic(buf); list_add_tail(&se_mem->se_list, T_TASK(cmd)->t_mem_list); T_TASK(cmd)->t_tasks_se_num++; diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index ade0568..7f063dc 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -875,9 +875,9 @@ static int set_bit_to_user(int nr, void __user *addr) if (r < 0) return r; BUG_ON(r != 1); - base = kmap_atomic(page, KM_USER0); + base = kmap_atomic(page); set_bit(bit, base); - kunmap_atomic(base, KM_USER0); + kunmap_atomic(base); set_page_dirty_lock(page); put_page(page); return 0; diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c index 4bd0218..b8c699b 100644 --- a/fs/afs/fsclient.c +++ b/fs/afs/fsclient.c @@ -364,10 +364,10 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call, _debug("extract data"); if (call->count > 0) { page = call->reply3; - buffer = kmap_atomic(page, KM_USER0); + buffer = kmap_atomic(page); ret = afs_extract_data(call, skb, last, buffer, call->count); - kunmap_atomic(buffer, KM_USER0); + kunmap_atomic(buffer); switch (ret) { case 0: break; case -EAGAIN: return 0; @@ -410,9 +410,9 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call, if (call->count < PAGE_SIZE) { _debug("clear"); page = call->reply3; - buffer = kmap_atomic(page, KM_USER0); + buffer = kmap_atomic(page); memset(buffer + call->count, 0, PAGE_SIZE - call->count); - kunmap_atomic(buffer, KM_USER0); + kunmap_atomic(buffer); } _leave(" = 0 [done]"); diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c index aa59184..4405561 100644 --- a/fs/afs/mntpt.c +++ b/fs/afs/mntpt.c @@ -200,9 +200,9 @@ static struct vfsmount *afs_mntpt_do_automount(struct dentry *mntpt) if (PageError(page)) goto error; - buf = kmap_atomic(page, KM_USER0); + buf = kmap_atomic(page); memcpy(devname, buf, size); - kunmap_atomic(buf, KM_USER0); + kunmap_atomic(buf); page_cache_release(page); page = NULL; } diff --git a/fs/aio.c b/fs/aio.c index fc557a3..2aa78e9 100644 --- a/fs/aio.c +++ b/fs/aio.c @@ -171,7 +171,7 @@ static int aio_setup_ring(struct kioctx *ctx) info->nr = nr_events; /* trusted copy */ - ring = kmap_atomic(info->ring_pages[0], KM_USER0); + ring = kmap_atomic(info->ring_pages[0]); ring->nr = nr_events; /* user copy */ ring->id = ctx->user_id; ring->head = ring->tail = 0; @@ -179,32 +179,32 @@ static int aio_setup_ring(struct kioctx *ctx) ring->compat_features = AIO_RING_COMPAT_FEATURES; ring->incompat_features = AIO_RING_INCOMPAT_FEATURES; ring->header_length = sizeof(struct aio_ring); - kunmap_atomic(ring, KM_USER0); + kunmap_atomic(ring); return 0; } /* aio_ring_event: returns a pointer to the event at the given index from - * kmap_atomic(, km). Release the pointer with put_aio_ring_event(); + * kmap_atomic(). Release the pointer with put_aio_ring_event(); */ #define AIO_EVENTS_PER_PAGE (PAGE_SIZE / sizeof(struct io_event)) #define AIO_EVENTS_FIRST_PAGE ((PAGE_SIZE - sizeof(struct aio_ring)) / sizeof(struct io_event)) #define AIO_EVENTS_OFFSET (AIO_EVENTS_PER_PAGE - AIO_EVENTS_FIRST_PAGE) -#define aio_ring_event(info, nr, km) ({ \ +#define aio_ring_event(info, nr) ({ \ unsigned pos = (nr) + AIO_EVENTS_OFFSET; \ struct io_event *__event; \ __event = kmap_atomic( \ - (info)->ring_pages[pos / AIO_EVENTS_PER_PAGE], km); \ + (info)->ring_pages[pos / AIO_EVENTS_PER_PAGE]); \ __event += pos % AIO_EVENTS_PER_PAGE; \ __event; \ }) -#define put_aio_ring_event(event, km) do { \ +#define put_aio_ring_event(event) do { \ struct io_event *__event = (event); \ (void)__event; \ - kunmap_atomic((void *)((unsigned long)__event & PAGE_MASK), km); \ + kunmap_atomic((void *)((unsigned long)__event & PAGE_MASK)); \ } while(0) static void ctx_rcu_free(struct rcu_head *head) @@ -466,13 +466,13 @@ static struct kiocb *__aio_get_req(struct kioctx *ctx) * accept an event from this io. */ spin_lock_irq(&ctx->ctx_lock); - ring = kmap_atomic(ctx->ring_info.ring_pages[0], KM_USER0); + ring = kmap_atomic(ctx->ring_info.ring_pages[0]); if (ctx->reqs_active < aio_ring_avail(&ctx->ring_info, ring)) { list_add(&req->ki_list, &ctx->active_reqs); ctx->reqs_active++; okay = 1; } - kunmap_atomic(ring, KM_USER0); + kunmap_atomic(ring); spin_unlock_irq(&ctx->ctx_lock); if (!okay) { @@ -937,10 +937,10 @@ int aio_complete(struct kiocb *iocb, long res, long res2) if (kiocbIsCancelled(iocb)) goto put_rq; - ring = kmap_atomic(info->ring_pages[0], KM_IRQ1); + ring = kmap_atomic(info->ring_pages[0]); tail = info->tail; - event = aio_ring_event(info, tail, KM_IRQ0); + event = aio_ring_event(info, tail); if (++tail >= info->nr) tail = 0; @@ -961,8 +961,8 @@ int aio_complete(struct kiocb *iocb, long res, long res2) info->tail = tail; ring->tail = tail; - put_aio_ring_event(event, KM_IRQ0); - kunmap_atomic(ring, KM_IRQ1); + put_aio_ring_event(event); + kunmap_atomic(ring); pr_debug("added to ring %p at [%lu]\n", iocb, tail); @@ -1007,7 +1007,7 @@ static int aio_read_evt(struct kioctx *ioctx, struct io_event *ent) unsigned long head; int ret = 0; - ring = kmap_atomic(info->ring_pages[0], KM_USER0); + ring = kmap_atomic(info->ring_pages[0]); dprintk("in aio_read_evt h%lu t%lu m%lu\n", (unsigned long)ring->head, (unsigned long)ring->tail, (unsigned long)ring->nr); @@ -1019,18 +1019,18 @@ static int aio_read_evt(struct kioctx *ioctx, struct io_event *ent) head = ring->head % info->nr; if (head != ring->tail) { - struct io_event *evp = aio_ring_event(info, head, KM_USER1); + struct io_event *evp = aio_ring_event(info, head); *ent = *evp; head = (head + 1) % info->nr; smp_mb(); /* finish reading the event before updatng the head */ ring->head = head; ret = 1; - put_aio_ring_event(evp, KM_USER1); + put_aio_ring_event(evp); } spin_unlock(&info->ring_lock); out: - kunmap_atomic(ring, KM_USER0); + kunmap_atomic(ring); dprintk("leaving aio_read_evt: %d h%lu t%lu\n", ret, (unsigned long)ring->head, (unsigned long)ring->tail); return ret; diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c index e49cce2..6f44cbd 100644 --- a/fs/bio-integrity.c +++ b/fs/bio-integrity.c @@ -356,7 +356,7 @@ static void bio_integrity_generate(struct bio *bio) bix.sector_size = bi->sector_size; bio_for_each_segment(bv, bio, i) { - void *kaddr = kmap_atomic(bv->bv_page, KM_USER0); + void *kaddr = kmap_atomic(bv->bv_page); bix.data_buf = kaddr + bv->bv_offset; bix.data_size = bv->bv_len; bix.prot_buf = prot_buf; @@ -370,7 +370,7 @@ static void bio_integrity_generate(struct bio *bio) total += sectors * bi->tuple_size; BUG_ON(total > bio->bi_integrity->bip_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } } @@ -497,7 +497,7 @@ static int bio_integrity_verify(struct bio *bio) bix.sector_size = bi->sector_size; bio_for_each_segment(bv, bio, i) { - void *kaddr = kmap_atomic(bv->bv_page, KM_USER0); + void *kaddr = kmap_atomic(bv->bv_page); bix.data_buf = kaddr + bv->bv_offset; bix.data_size = bv->bv_len; bix.prot_buf = prot_buf; @@ -506,7 +506,7 @@ static int bio_integrity_verify(struct bio *bio) ret = bi->verify_fn(&bix); if (ret) { - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); return ret; } @@ -516,7 +516,7 @@ static int bio_integrity_verify(struct bio *bio) total += sectors * bi->tuple_size; BUG_ON(total > bio->bi_integrity->bip_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } return ret; diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index f745287..114d815 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -119,10 +119,10 @@ static int check_compressed_csum(struct inode *inode, page = cb->compressed_pages[i]; csum = ~(u32)0; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); csum = btrfs_csum_data(root, kaddr, csum, PAGE_CACHE_SIZE); btrfs_csum_final(csum, (char *)&csum); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (csum != *cb_sum) { printk(KERN_INFO "btrfs csum failed ino %lu " @@ -507,10 +507,10 @@ static noinline int add_ra_bio_pages(struct inode *inode, if (zero_offset) { int zeros; zeros = PAGE_CACHE_SIZE - zero_offset; - userpage = kmap_atomic(page, KM_USER0); + userpage = kmap_atomic(page); memset(userpage + zero_offset, 0, zeros); flush_dcache_page(page); - kunmap_atomic(userpage, KM_USER0); + kunmap_atomic(userpage); } } @@ -953,9 +953,9 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start, bytes = min(PAGE_CACHE_SIZE - *pg_offset, PAGE_CACHE_SIZE - buf_offset); bytes = min(bytes, working_bytes); - kaddr = kmap_atomic(page_out, KM_USER0); + kaddr = kmap_atomic(page_out); memcpy(kaddr + *pg_offset, buf + buf_offset, bytes); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); flush_dcache_page(page_out); *pg_offset += bytes; diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index b5baff0..f6cf662 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -642,8 +642,7 @@ int btrfs_realloc_node(struct btrfs_trans_handle *trans, btrfs_node_key_ptr_offset(i), sizeof(struct btrfs_key_ptr), &parent->map_token, &parent->kaddr, - &parent->map_start, &parent->map_len, - KM_USER1); + &parent->map_start, &parent->map_len); } btrfs_node_key(parent, &disk_key, i); if (!progress_passed && comp_keys(&disk_key, progress) < 0) @@ -668,8 +667,7 @@ int btrfs_realloc_node(struct btrfs_trans_handle *trans, continue; } if (parent->map_token) { - unmap_extent_buffer(parent, parent->map_token, - KM_USER1); + unmap_extent_buffer(parent, parent->map_token); parent->map_token = NULL; } @@ -711,8 +709,7 @@ int btrfs_realloc_node(struct btrfs_trans_handle *trans, free_extent_buffer(cur); } if (parent->map_token) { - unmap_extent_buffer(parent, parent->map_token, - KM_USER1); + unmap_extent_buffer(parent, parent->map_token); parent->map_token = NULL; } return err; @@ -885,14 +882,14 @@ static noinline int generic_bin_search(struct extent_buffer *eb, (offset + sizeof(struct btrfs_disk_key)) > map_start + map_len) { if (map_token) { - unmap_extent_buffer(eb, map_token, KM_USER0); + unmap_extent_buffer(eb, map_token); map_token = NULL; } err = map_private_extent_buffer(eb, offset, sizeof(struct btrfs_disk_key), &map_token, &kaddr, - &map_start, &map_len, KM_USER0); + &map_start, &map_len); if (!err) { tmp = (struct btrfs_disk_key *)(kaddr + offset - @@ -916,13 +913,13 @@ static noinline int generic_bin_search(struct extent_buffer *eb, else { *slot = mid; if (map_token) - unmap_extent_buffer(eb, map_token, KM_USER0); + unmap_extent_buffer(eb, map_token); return 0; } } *slot = low; if (map_token) - unmap_extent_buffer(eb, map_token, KM_USER0); + unmap_extent_buffer(eb, map_token); return 1; } @@ -2373,8 +2370,7 @@ static noinline int __push_leaf_right(struct btrfs_trans_handle *trans, map_extent_buffer(left, (unsigned long)item, sizeof(struct btrfs_item), &left->map_token, &left->kaddr, - &left->map_start, &left->map_len, - KM_USER1); + &left->map_start, &left->map_len); } this_item_size = btrfs_item_size(left, item); @@ -2388,7 +2384,7 @@ static noinline int __push_leaf_right(struct btrfs_trans_handle *trans, i--; } if (left->map_token) { - unmap_extent_buffer(left, left->map_token, KM_USER1); + unmap_extent_buffer(left, left->map_token); left->map_token = NULL; } @@ -2436,15 +2432,14 @@ static noinline int __push_leaf_right(struct btrfs_trans_handle *trans, map_extent_buffer(right, (unsigned long)item, sizeof(struct btrfs_item), &right->map_token, &right->kaddr, - &right->map_start, &right->map_len, - KM_USER1); + &right->map_start, &right->map_len); } push_space -= btrfs_item_size(right, item); btrfs_set_item_offset(right, item, push_space); } if (right->map_token) { - unmap_extent_buffer(right, right->map_token, KM_USER1); + unmap_extent_buffer(right, right->map_token); right->map_token = NULL; } left_nritems -= push_items; @@ -2587,8 +2582,7 @@ static noinline int __push_leaf_left(struct btrfs_trans_handle *trans, map_extent_buffer(right, (unsigned long)item, sizeof(struct btrfs_item), &right->map_token, &right->kaddr, - &right->map_start, &right->map_len, - KM_USER1); + &right->map_start, &right->map_len); } if (!empty && push_items > 0) { @@ -2613,7 +2607,7 @@ static noinline int __push_leaf_left(struct btrfs_trans_handle *trans, } if (right->map_token) { - unmap_extent_buffer(right, right->map_token, KM_USER1); + unmap_extent_buffer(right, right->map_token); right->map_token = NULL; } @@ -2650,8 +2644,7 @@ static noinline int __push_leaf_left(struct btrfs_trans_handle *trans, map_extent_buffer(left, (unsigned long)item, sizeof(struct btrfs_item), &left->map_token, &left->kaddr, - &left->map_start, &left->map_len, - KM_USER1); + &left->map_start, &left->map_len); } ioff = btrfs_item_offset(left, item); @@ -2660,7 +2653,7 @@ static noinline int __push_leaf_left(struct btrfs_trans_handle *trans, } btrfs_set_header_nritems(left, old_left_nritems + push_items); if (left->map_token) { - unmap_extent_buffer(left, left->map_token, KM_USER1); + unmap_extent_buffer(left, left->map_token); left->map_token = NULL; } @@ -2694,15 +2687,14 @@ static noinline int __push_leaf_left(struct btrfs_trans_handle *trans, map_extent_buffer(right, (unsigned long)item, sizeof(struct btrfs_item), &right->map_token, &right->kaddr, - &right->map_start, &right->map_len, - KM_USER1); + &right->map_start, &right->map_len); } push_space = push_space - btrfs_item_size(right, item); btrfs_set_item_offset(right, item, push_space); } if (right->map_token) { - unmap_extent_buffer(right, right->map_token, KM_USER1); + unmap_extent_buffer(right, right->map_token); right->map_token = NULL; } @@ -2849,8 +2841,7 @@ static noinline int copy_for_split(struct btrfs_trans_handle *trans, map_extent_buffer(right, (unsigned long)item, sizeof(struct btrfs_item), &right->map_token, &right->kaddr, - &right->map_start, &right->map_len, - KM_USER1); + &right->map_start, &right->map_len); } ioff = btrfs_item_offset(right, item); @@ -2858,7 +2849,7 @@ static noinline int copy_for_split(struct btrfs_trans_handle *trans, } if (right->map_token) { - unmap_extent_buffer(right, right->map_token, KM_USER1); + unmap_extent_buffer(right, right->map_token); right->map_token = NULL; } @@ -3385,8 +3376,7 @@ int btrfs_truncate_item(struct btrfs_trans_handle *trans, map_extent_buffer(leaf, (unsigned long)item, sizeof(struct btrfs_item), &leaf->map_token, &leaf->kaddr, - &leaf->map_start, &leaf->map_len, - KM_USER1); + &leaf->map_start, &leaf->map_len); } ioff = btrfs_item_offset(leaf, item); @@ -3394,7 +3384,7 @@ int btrfs_truncate_item(struct btrfs_trans_handle *trans, } if (leaf->map_token) { - unmap_extent_buffer(leaf, leaf->map_token, KM_USER1); + unmap_extent_buffer(leaf, leaf->map_token); leaf->map_token = NULL; } @@ -3500,15 +3490,14 @@ int btrfs_extend_item(struct btrfs_trans_handle *trans, map_extent_buffer(leaf, (unsigned long)item, sizeof(struct btrfs_item), &leaf->map_token, &leaf->kaddr, - &leaf->map_start, &leaf->map_len, - KM_USER1); + &leaf->map_start, &leaf->map_len); } ioff = btrfs_item_offset(leaf, item); btrfs_set_item_offset(leaf, item, ioff - data_size); } if (leaf->map_token) { - unmap_extent_buffer(leaf, leaf->map_token, KM_USER1); + unmap_extent_buffer(leaf, leaf->map_token); leaf->map_token = NULL; } @@ -3623,15 +3612,14 @@ int btrfs_insert_some_items(struct btrfs_trans_handle *trans, map_extent_buffer(leaf, (unsigned long)item, sizeof(struct btrfs_item), &leaf->map_token, &leaf->kaddr, - &leaf->map_start, &leaf->map_len, - KM_USER1); + &leaf->map_start, &leaf->map_len); } ioff = btrfs_item_offset(leaf, item); btrfs_set_item_offset(leaf, item, ioff - total_data); } if (leaf->map_token) { - unmap_extent_buffer(leaf, leaf->map_token, KM_USER1); + unmap_extent_buffer(leaf, leaf->map_token); leaf->map_token = NULL; } @@ -3738,15 +3726,14 @@ setup_items_for_insert(struct btrfs_trans_handle *trans, map_extent_buffer(leaf, (unsigned long)item, sizeof(struct btrfs_item), &leaf->map_token, &leaf->kaddr, - &leaf->map_start, &leaf->map_len, - KM_USER1); + &leaf->map_start, &leaf->map_len); } ioff = btrfs_item_offset(leaf, item); btrfs_set_item_offset(leaf, item, ioff - total_data); } if (leaf->map_token) { - unmap_extent_buffer(leaf, leaf->map_token, KM_USER1); + unmap_extent_buffer(leaf, leaf->map_token); leaf->map_token = NULL; } @@ -3965,15 +3952,14 @@ int btrfs_del_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, map_extent_buffer(leaf, (unsigned long)item, sizeof(struct btrfs_item), &leaf->map_token, &leaf->kaddr, - &leaf->map_start, &leaf->map_len, - KM_USER1); + &leaf->map_start, &leaf->map_len); } ioff = btrfs_item_offset(leaf, item); btrfs_set_item_offset(leaf, item, ioff + dsize); } if (leaf->map_token) { - unmap_extent_buffer(leaf, leaf->map_token, KM_USER1); + unmap_extent_buffer(leaf, leaf->map_token); leaf->map_token = NULL; } diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 2c98b3a..667a63e 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1303,17 +1303,17 @@ void btrfs_set_##name(struct extent_buffer *eb, type *s, u##bits val); #define BTRFS_SETGET_HEADER_FUNCS(name, type, member, bits) \ static inline u##bits btrfs_##name(struct extent_buffer *eb) \ { \ - type *p = kmap_atomic(eb->first_page, KM_USER0); \ + type *p = kmap_atomic(eb->first_page); \ u##bits res = le##bits##_to_cpu(p->member); \ - kunmap_atomic(p, KM_USER0); \ + kunmap_atomic(p); \ return res; \ } \ static inline void btrfs_set_##name(struct extent_buffer *eb, \ u##bits val) \ { \ - type *p = kmap_atomic(eb->first_page, KM_USER0); \ + type *p = kmap_atomic(eb->first_page); \ p->member = cpu_to_le##bits(val); \ - kunmap_atomic(p, KM_USER0); \ + kunmap_atomic(p); \ } #define BTRFS_SETGET_STACK_FUNCS(name, type, member, bits) \ diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index b531c36..7a7b073 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -226,7 +226,7 @@ static int csum_tree_block(struct btrfs_root *root, struct extent_buffer *buf, while (len > 0) { err = map_private_extent_buffer(buf, offset, 32, &map_token, &kaddr, - &map_start, &map_len, KM_USER0); + &map_start, &map_len); if (err) return 1; cur_len = min(len, map_len - (offset - map_start)); @@ -234,7 +234,7 @@ static int csum_tree_block(struct btrfs_root *root, struct extent_buffer *buf, crc, cur_len); len -= cur_len; offset += cur_len; - unmap_extent_buffer(buf, map_token, KM_USER0); + unmap_extent_buffer(buf, map_token); } if (csum_size > sizeof(inline_result)) { result = kzalloc(csum_size * sizeof(char), GFP_NOFS); diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 2e993cf..d0ce2b0 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -1998,20 +1998,20 @@ static int __extent_read_full_page(struct extent_io_tree *tree, if (zero_offset) { iosize = PAGE_CACHE_SIZE - zero_offset; - userpage = kmap_atomic(page, KM_USER0); + userpage = kmap_atomic(page); memset(userpage + zero_offset, 0, iosize); flush_dcache_page(page); - kunmap_atomic(userpage, KM_USER0); + kunmap_atomic(userpage); } } while (cur <= end) { if (cur >= last_byte) { char *userpage; iosize = PAGE_CACHE_SIZE - page_offset; - userpage = kmap_atomic(page, KM_USER0); + userpage = kmap_atomic(page); memset(userpage + page_offset, 0, iosize); flush_dcache_page(page); - kunmap_atomic(userpage, KM_USER0); + kunmap_atomic(userpage); set_extent_uptodate(tree, cur, cur + iosize - 1, GFP_NOFS); unlock_extent(tree, cur, cur + iosize - 1, GFP_NOFS); @@ -2054,10 +2054,10 @@ static int __extent_read_full_page(struct extent_io_tree *tree, /* we've found a hole, just zero and go on */ if (block_start == EXTENT_MAP_HOLE) { char *userpage; - userpage = kmap_atomic(page, KM_USER0); + userpage = kmap_atomic(page); memset(userpage + page_offset, 0, iosize); flush_dcache_page(page); - kunmap_atomic(userpage, KM_USER0); + kunmap_atomic(userpage); set_extent_uptodate(tree, cur, cur + iosize - 1, GFP_NOFS); @@ -2195,10 +2195,10 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc, if (page->index == end_index) { char *userpage; - userpage = kmap_atomic(page, KM_USER0); + userpage = kmap_atomic(page); memset(userpage + pg_offset, 0, PAGE_CACHE_SIZE - pg_offset); - kunmap_atomic(userpage, KM_USER0); + kunmap_atomic(userpage); flush_dcache_page(page); } pg_offset = 0; @@ -2739,14 +2739,14 @@ int extent_prepare_write(struct extent_io_tree *tree, (block_off_end > to || block_off_start < from)) { void *kaddr; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (block_off_end > to) memset(kaddr + to, 0, block_off_end - to); if (block_off_start < from) memset(kaddr + block_off_start, 0, from - block_off_start); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } if ((em->block_start != EXTENT_MAP_HOLE && em->block_start != EXTENT_MAP_INLINE) && @@ -3527,9 +3527,9 @@ void read_extent_buffer(struct extent_buffer *eb, void *dstv, page = extent_buffer_page(eb, i); cur = min(len, (PAGE_CACHE_SIZE - offset)); - kaddr = kmap_atomic(page, KM_USER1); + kaddr = kmap_atomic(page); memcpy(dst, kaddr + offset, cur); - kunmap_atomic(kaddr, KM_USER1); + kunmap_atomic(kaddr); dst += cur; len -= cur; @@ -3541,7 +3541,7 @@ void read_extent_buffer(struct extent_buffer *eb, void *dstv, int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start, unsigned long min_len, char **token, char **map, unsigned long *map_start, - unsigned long *map_len, int km) + unsigned long *map_len) { size_t offset = start & (PAGE_CACHE_SIZE - 1); char *kaddr; @@ -3570,7 +3570,7 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start, } p = extent_buffer_page(eb, i); - kaddr = kmap_atomic(p, km); + kaddr = kmap_atomic(p); *token = kaddr; *map = kaddr + offset; *map_len = PAGE_CACHE_SIZE - offset; @@ -3581,17 +3581,17 @@ int map_extent_buffer(struct extent_buffer *eb, unsigned long start, unsigned long min_len, char **token, char **map, unsigned long *map_start, - unsigned long *map_len, int km) + unsigned long *map_len) { int err; int save = 0; if (eb->map_token) { - unmap_extent_buffer(eb, eb->map_token, km); + unmap_extent_buffer(eb, eb->map_token); eb->map_token = NULL; save = 1; } err = map_private_extent_buffer(eb, start, min_len, token, map, - map_start, map_len, km); + map_start, map_len); if (!err && save) { eb->map_token = *token; eb->kaddr = *map; @@ -3601,9 +3601,9 @@ int map_extent_buffer(struct extent_buffer *eb, unsigned long start, return err; } -void unmap_extent_buffer(struct extent_buffer *eb, char *token, int km) +void unmap_extent_buffer(struct extent_buffer *eb, char *token) { - kunmap_atomic(token, km); + kunmap_atomic(token); } int memcmp_extent_buffer(struct extent_buffer *eb, const void *ptrv, @@ -3629,9 +3629,9 @@ int memcmp_extent_buffer(struct extent_buffer *eb, const void *ptrv, cur = min(len, (PAGE_CACHE_SIZE - offset)); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); ret = memcmp(ptr, kaddr + offset, cur); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (ret) break; @@ -3664,9 +3664,9 @@ void write_extent_buffer(struct extent_buffer *eb, const void *srcv, WARN_ON(!PageUptodate(page)); cur = min(len, PAGE_CACHE_SIZE - offset); - kaddr = kmap_atomic(page, KM_USER1); + kaddr = kmap_atomic(page); memcpy(kaddr + offset, src, cur); - kunmap_atomic(kaddr, KM_USER1); + kunmap_atomic(kaddr); src += cur; len -= cur; @@ -3695,9 +3695,9 @@ void memset_extent_buffer(struct extent_buffer *eb, char c, WARN_ON(!PageUptodate(page)); cur = min(len, PAGE_CACHE_SIZE - offset); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr + offset, c, cur); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); len -= cur; offset = 0; @@ -3728,9 +3728,9 @@ void copy_extent_buffer(struct extent_buffer *dst, struct extent_buffer *src, cur = min(len, (unsigned long)(PAGE_CACHE_SIZE - offset)); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); read_extent_buffer(src, kaddr + offset, src_offset, cur); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); src_offset += cur; len -= cur; @@ -3743,38 +3743,38 @@ static void move_pages(struct page *dst_page, struct page *src_page, unsigned long dst_off, unsigned long src_off, unsigned long len) { - char *dst_kaddr = kmap_atomic(dst_page, KM_USER0); + char *dst_kaddr = kmap_atomic(dst_page); if (dst_page == src_page) { memmove(dst_kaddr + dst_off, dst_kaddr + src_off, len); } else { - char *src_kaddr = kmap_atomic(src_page, KM_USER1); + char *src_kaddr = kmap_atomic(src_page); char *p = dst_kaddr + dst_off + len; char *s = src_kaddr + src_off + len; while (len--) *--p = *--s; - kunmap_atomic(src_kaddr, KM_USER1); + kunmap_atomic(src_kaddr); } - kunmap_atomic(dst_kaddr, KM_USER0); + kunmap_atomic(dst_kaddr); } static void copy_pages(struct page *dst_page, struct page *src_page, unsigned long dst_off, unsigned long src_off, unsigned long len) { - char *dst_kaddr = kmap_atomic(dst_page, KM_USER0); + char *dst_kaddr = kmap_atomic(dst_page); char *src_kaddr; if (dst_page != src_page) - src_kaddr = kmap_atomic(src_page, KM_USER1); + src_kaddr = kmap_atomic(src_page); else src_kaddr = dst_kaddr; memcpy(dst_kaddr + dst_off, src_kaddr + src_off, len); - kunmap_atomic(dst_kaddr, KM_USER0); + kunmap_atomic(dst_kaddr); if (dst_page != src_page) - kunmap_atomic(src_kaddr, KM_USER1); + kunmap_atomic(src_kaddr); } void memcpy_extent_buffer(struct extent_buffer *dst, unsigned long dst_offset, diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index 7083cfa..1ecb06b 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -312,12 +312,12 @@ int extent_buffer_uptodate(struct extent_io_tree *tree, int map_extent_buffer(struct extent_buffer *eb, unsigned long offset, unsigned long min_len, char **token, char **map, unsigned long *map_start, - unsigned long *map_len, int km); + unsigned long *map_len); int map_private_extent_buffer(struct extent_buffer *eb, unsigned long offset, unsigned long min_len, char **token, char **map, unsigned long *map_start, - unsigned long *map_len, int km); -void unmap_extent_buffer(struct extent_buffer *eb, char *token, int km); + unsigned long *map_len); +void unmap_extent_buffer(struct extent_buffer *eb, char *token); int release_extent_buffer_tail_pages(struct extent_buffer *eb); int extent_range_uptodate(struct extent_io_tree *tree, u64 start, u64 end); diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index a562a25..f81d05c 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -427,13 +427,13 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode, sums->bytenr = ordered->start; } - data = kmap_atomic(bvec->bv_page, KM_USER0); + data = kmap_atomic(bvec->bv_page); sector_sum->sum = ~(u32)0; sector_sum->sum = btrfs_csum_data(root, data + bvec->bv_offset, sector_sum->sum, bvec->bv_len); - kunmap_atomic(data, KM_USER0); + kunmap_atomic(data); btrfs_csum_final(sector_sum->sum, (char *)§or_sum->sum); sector_sum->bytenr = disk_bytenr; @@ -808,12 +808,12 @@ next_sector: int err; if (eb_token) - unmap_extent_buffer(leaf, eb_token, KM_USER1); + unmap_extent_buffer(leaf, eb_token); eb_token = NULL; err = map_private_extent_buffer(leaf, (unsigned long)item, csum_size, &eb_token, &eb_map, - &map_start, &map_len, KM_USER1); + &map_start, &map_len); if (err) eb_token = NULL; } @@ -837,7 +837,7 @@ next_sector: } } if (eb_token) { - unmap_extent_buffer(leaf, eb_token, KM_USER1); + unmap_extent_buffer(leaf, eb_token); eb_token = NULL; } btrfs_mark_buffer_dirty(path->nodes[0]); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 160b55b..9f6918f 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -167,9 +167,9 @@ static noinline int insert_inline_extent(struct btrfs_trans_handle *trans, cur_size = min_t(unsigned long, compressed_size, PAGE_CACHE_SIZE); - kaddr = kmap_atomic(cpage, KM_USER0); + kaddr = kmap_atomic(cpage); write_extent_buffer(leaf, kaddr, ptr, cur_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); i++; ptr += cur_size; @@ -181,10 +181,10 @@ static noinline int insert_inline_extent(struct btrfs_trans_handle *trans, page = find_get_page(inode->i_mapping, start >> PAGE_CACHE_SHIFT); btrfs_set_file_extent_compression(leaf, ei, 0); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); offset = start & (PAGE_CACHE_SIZE - 1); write_extent_buffer(leaf, kaddr + offset, ptr, size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); page_cache_release(page); } btrfs_mark_buffer_dirty(leaf); @@ -406,10 +406,10 @@ again: * sending it down to disk */ if (offset) { - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr + offset, 0, PAGE_CACHE_SIZE - offset); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } will_compress = 1; } @@ -1964,7 +1964,7 @@ static int btrfs_readpage_end_io_hook(struct page *page, u64 start, u64 end, } else { ret = get_state_private(io_tree, start, &private); } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (ret) goto zeroit; @@ -1973,7 +1973,7 @@ static int btrfs_readpage_end_io_hook(struct page *page, u64 start, u64 end, if (csum != private) goto zeroit; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); good: /* if the io failure tree for this inode is non-empty, * check to see if we've recovered from a failed IO @@ -1990,7 +1990,7 @@ zeroit: } memset(kaddr + offset, 1, end - start + 1); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (private == 0) return 0; return -EIO; @@ -4963,12 +4963,12 @@ static noinline int uncompress_inline(struct btrfs_path *path, ret = btrfs_decompress(compress_type, tmp, page, extent_offset, inline_size, max_size); if (ret) { - char *kaddr = kmap_atomic(page, KM_USER0); + char *kaddr = kmap_atomic(page); unsigned long copy_size = min_t(u64, PAGE_CACHE_SIZE - pg_offset, max_size - extent_offset); memset(kaddr + pg_offset, 0, copy_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } kfree(tmp); return 0; @@ -5585,11 +5585,11 @@ static void btrfs_endio_direct_read(struct bio *bio, int err) unsigned long flags; local_irq_save(flags); - kaddr = kmap_atomic(page, KM_IRQ0); + kaddr = kmap_atomic(page); csum = btrfs_csum_data(root, kaddr + bvec->bv_offset, csum, bvec->bv_len); btrfs_csum_final(csum, (char *)&csum); - kunmap_atomic(kaddr, KM_IRQ0); + kunmap_atomic(kaddr); local_irq_restore(flags); flush_dcache_page(bvec->bv_page); diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c index cc9b450..3c6d17f 100644 --- a/fs/btrfs/lzo.c +++ b/fs/btrfs/lzo.c @@ -404,9 +404,9 @@ static int lzo_decompress(struct list_head *ws, unsigned char *data_in, bytes = min_t(unsigned long, destlen, out_len - start_byte); - kaddr = kmap_atomic(dest_page, KM_USER0); + kaddr = kmap_atomic(dest_page); memcpy(kaddr, workspace->buf + start_byte, bytes); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); out: return ret; } diff --git a/fs/btrfs/struct-funcs.c b/fs/btrfs/struct-funcs.c index c0f7eca..4ac3a25 100644 --- a/fs/btrfs/struct-funcs.c +++ b/fs/btrfs/struct-funcs.c @@ -68,7 +68,7 @@ u##bits btrfs_##name(struct extent_buffer *eb, \ err = map_extent_buffer(eb, offset, \ sizeof(((type *)0)->member), \ &map_token, &kaddr, \ - &map_start, &map_len, KM_USER1); \ + &map_start, &map_len); \ if (err) { \ __le##bits leres; \ read_eb_member(eb, s, type, member, &leres); \ @@ -77,7 +77,7 @@ u##bits btrfs_##name(struct extent_buffer *eb, \ p = (type *)(kaddr + part_offset - map_start); \ res = le##bits##_to_cpu(p->member); \ if (unmap_on_exit) \ - unmap_extent_buffer(eb, map_token, KM_USER1); \ + unmap_extent_buffer(eb, map_token); \ return res; \ } \ } \ @@ -105,7 +105,7 @@ void btrfs_set_##name(struct extent_buffer *eb, \ err = map_extent_buffer(eb, offset, \ sizeof(((type *)0)->member), \ &map_token, &kaddr, \ - &map_start, &map_len, KM_USER1); \ + &map_start, &map_len); \ if (err) { \ __le##bits val2; \ val2 = cpu_to_le##bits(val); \ @@ -115,7 +115,7 @@ void btrfs_set_##name(struct extent_buffer *eb, \ p = (type *)(kaddr + part_offset - map_start); \ p->member = cpu_to_le##bits(val); \ if (unmap_on_exit) \ - unmap_extent_buffer(eb, map_token, KM_USER1); \ + unmap_extent_buffer(eb, map_token); \ } \ } @@ -131,7 +131,7 @@ void btrfs_node_key(struct extent_buffer *eb, sizeof(*disk_key)); return; } else if (eb->map_token) { - unmap_extent_buffer(eb, eb->map_token, KM_USER1); + unmap_extent_buffer(eb, eb->map_token); eb->map_token = NULL; } read_eb_member(eb, (struct btrfs_key_ptr *)ptr, diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c index f5ec2d4..8a0790f 100644 --- a/fs/btrfs/zlib.c +++ b/fs/btrfs/zlib.c @@ -369,9 +369,9 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in, PAGE_CACHE_SIZE - buf_offset); bytes = min(bytes, bytes_left); - kaddr = kmap_atomic(dest_page, KM_USER0); + kaddr = kmap_atomic(dest_page); memcpy(kaddr + pg_offset, workspace->buf + buf_offset, bytes); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); pg_offset += bytes; bytes_left -= bytes; diff --git a/fs/cifs/file.c b/fs/cifs/file.c index d7d65a7..e29b436 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1866,7 +1866,7 @@ static void cifs_copy_cache_pages(struct address_space *mapping, } page_cache_release(page); - target = kmap_atomic(page, KM_USER0); + target = kmap_atomic(page); if (PAGE_CACHE_SIZE > bytes_read) { memcpy(target, data, bytes_read); @@ -1878,7 +1878,7 @@ static void cifs_copy_cache_pages(struct address_space *mapping, memcpy(target, data, PAGE_CACHE_SIZE); bytes_read -= PAGE_CACHE_SIZE; } - kunmap_atomic(target, KM_USER0); + kunmap_atomic(target); flush_dcache_page(page); SetPageUptodate(page); diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c index cc64fca..485d5da 100644 --- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -134,7 +134,7 @@ ecryptfs_copy_up_encrypted_with_header(struct page *page, /* This is a header extent */ char *page_virt; - page_virt = kmap_atomic(page, KM_USER0); + page_virt = kmap_atomic(page); memset(page_virt, 0, PAGE_CACHE_SIZE); /* TODO: Support more than one header extent */ if (view_extent_num == 0) { @@ -147,7 +147,7 @@ ecryptfs_copy_up_encrypted_with_header(struct page *page, crypt_stat, &written); } - kunmap_atomic(page_virt, KM_USER0); + kunmap_atomic(page_virt); flush_dcache_page(page); if (rc) { printk(KERN_ERR "%s: Error reading xattr " diff --git a/fs/ecryptfs/read_write.c b/fs/ecryptfs/read_write.c index db184ef..99479a9 100644 --- a/fs/ecryptfs/read_write.c +++ b/fs/ecryptfs/read_write.c @@ -154,7 +154,7 @@ int ecryptfs_write(struct inode *ecryptfs_inode, char *data, loff_t offset, ecryptfs_page_idx, rc); goto out; } - ecryptfs_page_virt = kmap_atomic(ecryptfs_page, KM_USER0); + ecryptfs_page_virt = kmap_atomic(ecryptfs_page); /* * pos: where we're now writing, offset: where the request was @@ -177,7 +177,7 @@ int ecryptfs_write(struct inode *ecryptfs_inode, char *data, loff_t offset, (data + data_offset), num_bytes); data_offset += num_bytes; } - kunmap_atomic(ecryptfs_page_virt, KM_USER0); + kunmap_atomic(ecryptfs_page_virt); flush_dcache_page(ecryptfs_page); SetPageUptodate(ecryptfs_page); unlock_page(ecryptfs_page); @@ -336,11 +336,11 @@ int ecryptfs_read(char *data, loff_t offset, size_t size, ecryptfs_page_idx, rc); goto out; } - ecryptfs_page_virt = kmap_atomic(ecryptfs_page, KM_USER0); + ecryptfs_page_virt = kmap_atomic(ecryptfs_page); memcpy((data + data_offset), ((char *)ecryptfs_page_virt + start_offset_in_page), num_bytes); - kunmap_atomic(ecryptfs_page_virt, KM_USER0); + kunmap_atomic(ecryptfs_page_virt); flush_dcache_page(ecryptfs_page); SetPageUptodate(ecryptfs_page); unlock_page(ecryptfs_page); diff --git a/fs/exec.c b/fs/exec.c index c62efcb..0fc15f2 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1269,13 +1269,13 @@ int remove_arg_zero(struct linux_binprm *bprm) ret = -EFAULT; goto out; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); for (; offset < PAGE_SIZE && kaddr[offset]; offset++, bprm->p++) ; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); put_arg_page(page); if (offset == PAGE_SIZE) diff --git a/fs/exofs/dir.c b/fs/exofs/dir.c index dcc941d..bdf6193 100644 --- a/fs/exofs/dir.c +++ b/fs/exofs/dir.c @@ -594,7 +594,7 @@ int exofs_make_empty(struct inode *inode, struct inode *parent) goto fail; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); de = (struct exofs_dir_entry *)kaddr; de->name_len = 1; de->rec_len = cpu_to_le16(EXOFS_DIR_REC_LEN(1)); @@ -608,7 +608,7 @@ int exofs_make_empty(struct inode *inode, struct inode *parent) de->inode_no = cpu_to_le64(parent->i_ino); memcpy(de->name, PARENT_DIR, sizeof(PARENT_DIR)); exofs_set_de_type(de, inode); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); err = exofs_commit_chunk(page, 0, chunk_size); fail: page_cache_release(page); diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 47cda41..378bf28 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -645,7 +645,7 @@ int ext2_make_empty(struct inode *inode, struct inode *parent) unlock_page(page); goto fail; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr, 0, chunk_size); de = (struct ext2_dir_entry_2 *)kaddr; de->name_len = 1; @@ -660,7 +660,7 @@ int ext2_make_empty(struct inode *inode, struct inode *parent) de->inode = cpu_to_le32(parent->i_ino); memcpy (de->name, "..\0", 4); ext2_set_de_type (de, inode); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); err = ext2_commit_chunk(page, 0, chunk_size); fail: page_cache_release(page); diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index cf8d28d..82e0caa 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -836,10 +836,10 @@ static int fuse_copy_page(struct fuse_copy_state *cs, struct page **pagep, } } if (page) { - void *mapaddr = kmap_atomic(page, KM_USER0); + void *mapaddr = kmap_atomic(page); void *buf = mapaddr + offset; offset += fuse_copy_do(cs, &buf, &count); - kunmap_atomic(mapaddr, KM_USER0); + kunmap_atomic(mapaddr); } else offset += fuse_copy_do(cs, NULL, &count); } diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 95da1bc..12f75bc 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1904,11 +1904,11 @@ long fuse_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg, in_iovs + out_iovs > FUSE_IOCTL_MAX_IOV) goto out; - vaddr = kmap_atomic(pages[0], KM_USER0); + vaddr = kmap_atomic(pages[0]); err = fuse_copy_ioctl_iovec(fc, iov_page, vaddr, transferred, in_iovs + out_iovs, (flags & FUSE_IOCTL_COMPAT) != 0); - kunmap_atomic(vaddr, KM_USER0); + kunmap_atomic(vaddr); if (err) goto out; diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c index 4f36f88..8a57301 100644 --- a/fs/gfs2/aops.c +++ b/fs/gfs2/aops.c @@ -434,12 +434,12 @@ static int stuffed_readpage(struct gfs2_inode *ip, struct page *page) if (error) return error; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (dsize > (dibh->b_size - sizeof(struct gfs2_dinode))) dsize = (dibh->b_size - sizeof(struct gfs2_dinode)); memcpy(kaddr, dibh->b_data + sizeof(struct gfs2_dinode), dsize); memset(kaddr + dsize, 0, PAGE_CACHE_SIZE - dsize); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); flush_dcache_page(page); brelse(dibh); SetPageUptodate(page); @@ -542,9 +542,9 @@ int gfs2_internal_read(struct gfs2_inode *ip, struct file_ra_state *ra_state, page = read_cache_page(mapping, index, __gfs2_readpage, NULL); if (IS_ERR(page)) return PTR_ERR(page); - p = kmap_atomic(page, KM_USER0); + p = kmap_atomic(page); memcpy(buf + copied, p + offset, amt); - kunmap_atomic(p, KM_USER0); + kunmap_atomic(p); mark_page_accessed(page); page_cache_release(page); copied += amt; @@ -789,11 +789,11 @@ static int gfs2_stuffed_write_end(struct inode *inode, struct buffer_head *dibh, struct gfs2_dinode *di = (struct gfs2_dinode *)dibh->b_data; BUG_ON((pos + len) > (dibh->b_size - sizeof(struct gfs2_dinode))); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy(buf + pos, kaddr + pos, copied); memset(kaddr + pos + copied, 0, len - copied); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (!PageUptodate(page)) SetPageUptodate(page); diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c index bf33f82..87072e2 100644 --- a/fs/gfs2/lops.c +++ b/fs/gfs2/lops.c @@ -545,11 +545,11 @@ static void gfs2_check_magic(struct buffer_head *bh) __be32 *ptr; clear_buffer_escaped(bh); - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); ptr = kaddr + bh_offset(bh); if (*ptr == cpu_to_be32(GFS2_MAGIC)) set_buffer_escaped(bh); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } static void gfs2_write_blocks(struct gfs2_sbd *sdp, struct buffer_head *bh, @@ -586,10 +586,10 @@ static void gfs2_write_blocks(struct gfs2_sbd *sdp, struct buffer_head *bh, if (buffer_escaped(bd->bd_bh)) { void *kaddr; bh1 = gfs2_log_get_buf(sdp); - kaddr = kmap_atomic(bd->bd_bh->b_page, KM_USER0); + kaddr = kmap_atomic(bd->bd_bh->b_page); memcpy(bh1->b_data, kaddr + bh_offset(bd->bd_bh), bh1->b_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); *(__be32 *)bh1->b_data = 0; clear_buffer_escaped(bd->bd_bh); unlock_buffer(bd->bd_bh); diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index a689901..1b53389 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -715,12 +715,12 @@ get_a_page: gfs2_trans_add_bh(ip->i_gl, bh, 0); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (offset + sizeof(struct gfs2_quota) > PAGE_CACHE_SIZE) nbytes = PAGE_CACHE_SIZE - offset; memcpy(kaddr + offset, ptr, nbytes); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); unlock_page(page); page_cache_release(page); diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c index da1b5e4..c4b4599 100644 --- a/fs/jbd/journal.c +++ b/fs/jbd/journal.c @@ -325,7 +325,7 @@ repeat: new_offset = offset_in_page(jh2bh(jh_in)->b_data); } - mapped_data = kmap_atomic(new_page, KM_USER0); + mapped_data = kmap_atomic(new_page); /* * Check for escaping */ @@ -334,7 +334,7 @@ repeat: need_copy_out = 1; do_escape = 1; } - kunmap_atomic(mapped_data, KM_USER0); + kunmap_atomic(mapped_data); /* * Do we need to do a data copy? @@ -351,9 +351,9 @@ repeat: } jh_in->b_frozen_data = tmp; - mapped_data = kmap_atomic(new_page, KM_USER0); + mapped_data = kmap_atomic(new_page); memcpy(tmp, mapped_data + new_offset, jh2bh(jh_in)->b_size); - kunmap_atomic(mapped_data, KM_USER0); + kunmap_atomic(mapped_data); new_page = virt_to_page(tmp); new_offset = offset_in_page(tmp); @@ -365,9 +365,9 @@ repeat: * copying, we can finally do so. */ if (do_escape) { - mapped_data = kmap_atomic(new_page, KM_USER0); + mapped_data = kmap_atomic(new_page); *((unsigned int *)(mapped_data + new_offset)) = 0; - kunmap_atomic(mapped_data, KM_USER0); + kunmap_atomic(mapped_data); } set_bh_page(new_bh, new_page, new_offset); diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c index 5b2e4c3..b28b8e6 100644 --- a/fs/jbd/transaction.c +++ b/fs/jbd/transaction.c @@ -712,9 +712,9 @@ done: "Possible IO failure.\n"); page = jh2bh(jh)->b_page; offset = offset_in_page(jh2bh(jh)->b_data); - source = kmap_atomic(page, KM_USER0); + source = kmap_atomic(page); memcpy(jh->b_frozen_data, source+offset, jh2bh(jh)->b_size); - kunmap_atomic(source, KM_USER0); + kunmap_atomic(source); } jbd_unlock_bh_state(bh); diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index f3ad159..4523db7 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -285,10 +285,10 @@ static __u32 jbd2_checksum_data(__u32 crc32_sum, struct buffer_head *bh) char *addr; __u32 checksum; - addr = kmap_atomic(page, KM_USER0); + addr = kmap_atomic(page); checksum = crc32_be(crc32_sum, (void *)(addr + offset_in_page(bh->b_data)), bh->b_size); - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); return checksum; } diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index 9e46869..c721be8 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -345,7 +345,7 @@ repeat: new_offset = offset_in_page(jh2bh(jh_in)->b_data); } - mapped_data = kmap_atomic(new_page, KM_USER0); + mapped_data = kmap_atomic(new_page); /* * Fire data frozen trigger if data already wasn't frozen. Do this * before checking for escaping, as the trigger may modify the magic @@ -364,7 +364,7 @@ repeat: need_copy_out = 1; do_escape = 1; } - kunmap_atomic(mapped_data, KM_USER0); + kunmap_atomic(mapped_data); /* * Do we need to do a data copy? @@ -385,9 +385,9 @@ repeat: } jh_in->b_frozen_data = tmp; - mapped_data = kmap_atomic(new_page, KM_USER0); + mapped_data = kmap_atomic(new_page); memcpy(tmp, mapped_data + new_offset, jh2bh(jh_in)->b_size); - kunmap_atomic(mapped_data, KM_USER0); + kunmap_atomic(mapped_data); new_page = virt_to_page(tmp); new_offset = offset_in_page(tmp); @@ -406,9 +406,9 @@ repeat: * copying, we can finally do so. */ if (do_escape) { - mapped_data = kmap_atomic(new_page, KM_USER0); + mapped_data = kmap_atomic(new_page); *((unsigned int *)(mapped_data + new_offset)) = 0; - kunmap_atomic(mapped_data, KM_USER0); + kunmap_atomic(mapped_data); } set_bh_page(new_bh, new_page, new_offset); diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c index faad2bd..a9ff8be 100644 --- a/fs/jbd2/transaction.c +++ b/fs/jbd2/transaction.c @@ -773,12 +773,12 @@ done: "Possible IO failure.\n"); page = jh2bh(jh)->b_page; offset = offset_in_page(jh2bh(jh)->b_data); - source = kmap_atomic(page, KM_USER0); + source = kmap_atomic(page); /* Fire data frozen trigger just before we copy the data */ jbd2_buffer_frozen_trigger(jh, source + offset, jh->b_triggers); memcpy(jh->b_frozen_data, source+offset, jh2bh(jh)->b_size); - kunmap_atomic(source, KM_USER0); + kunmap_atomic(source); /* * Now that the frozen data is saved off, we need to store diff --git a/fs/logfs/dir.c b/fs/logfs/dir.c index f9ddf0c..697038c 100644 --- a/fs/logfs/dir.c +++ b/fs/logfs/dir.c @@ -177,17 +177,17 @@ static struct page *logfs_get_dd_page(struct inode *dir, struct dentry *dentry) (filler_t *)logfs_readpage, NULL); if (IS_ERR(page)) return page; - dd = kmap_atomic(page, KM_USER0); + dd = kmap_atomic(page); BUG_ON(dd->namelen == 0); if (name->len != be16_to_cpu(dd->namelen) || memcmp(name->name, dd->name, name->len)) { - kunmap_atomic(dd, KM_USER0); + kunmap_atomic(dd); page_cache_release(page); continue; } - kunmap_atomic(dd, KM_USER0); + kunmap_atomic(dd); return page; } return NULL; @@ -365,9 +365,9 @@ static struct dentry *logfs_lookup(struct inode *dir, struct dentry *dentry, return NULL; } index = page->index; - dd = kmap_atomic(page, KM_USER0); + dd = kmap_atomic(page); ino = be64_to_cpu(dd->ino); - kunmap_atomic(dd, KM_USER0); + kunmap_atomic(dd); page_cache_release(page); inode = logfs_iget(dir->i_sb, ino); @@ -404,12 +404,12 @@ static int logfs_write_dir(struct inode *dir, struct dentry *dentry, if (!page) return -ENOMEM; - dd = kmap_atomic(page, KM_USER0); + dd = kmap_atomic(page); memset(dd, 0, sizeof(*dd)); dd->ino = cpu_to_be64(inode->i_ino); dd->type = logfs_type(inode); logfs_set_name(dd, &dentry->d_name); - kunmap_atomic(dd, KM_USER0); + kunmap_atomic(dd); err = logfs_write_buf(dir, page, WF_LOCK); unlock_page(page); @@ -588,9 +588,9 @@ static int logfs_get_dd(struct inode *dir, struct dentry *dentry, if (IS_ERR(page)) return PTR_ERR(page); *pos = page->index; - map = kmap_atomic(page, KM_USER0); + map = kmap_atomic(page); memcpy(dd, map, sizeof(*dd)); - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page_cache_release(page); return 0; } diff --git a/fs/logfs/readwrite.c b/fs/logfs/readwrite.c index ee99a9f..21daee1 100644 --- a/fs/logfs/readwrite.c +++ b/fs/logfs/readwrite.c @@ -519,9 +519,9 @@ static int indirect_write_alias(struct super_block *sb, ino = page->mapping->host->i_ino; logfs_unpack_index(page->index, &bix, &level); - child = kmap_atomic(page, KM_USER0); + child = kmap_atomic(page); val = child[pos]; - kunmap_atomic(child, KM_USER0); + kunmap_atomic(child); err = write_one_alias(sb, ino, bix, level, pos, val); if (err) return err; @@ -667,9 +667,9 @@ static void alloc_indirect_block(struct inode *inode, struct page *page, alloc_data_block(inode, page); block = logfs_block(page); - array = kmap_atomic(page, KM_USER0); + array = kmap_atomic(page); initialize_block_counters(page, block, array, page_is_empty); - kunmap_atomic(array, KM_USER0); + kunmap_atomic(array); } static void block_set_pointer(struct page *page, int index, u64 ptr) @@ -679,10 +679,10 @@ static void block_set_pointer(struct page *page, int index, u64 ptr) u64 oldptr; BUG_ON(!block); - array = kmap_atomic(page, KM_USER0); + array = kmap_atomic(page); oldptr = be64_to_cpu(array[index]); array[index] = cpu_to_be64(ptr); - kunmap_atomic(array, KM_USER0); + kunmap_atomic(array); SetPageUptodate(page); block->full += !!(ptr & LOGFS_FULLY_POPULATED) @@ -695,9 +695,9 @@ static u64 block_get_pointer(struct page *page, int index) __be64 *block; u64 ptr; - block = kmap_atomic(page, KM_USER0); + block = kmap_atomic(page); ptr = be64_to_cpu(block[index]); - kunmap_atomic(block, KM_USER0); + kunmap_atomic(block); return ptr; } @@ -844,7 +844,7 @@ static u64 seek_holedata_loop(struct inode *inode, u64 bix, int data) } slot = get_bits(bix, SUBLEVEL(level)); - rblock = kmap_atomic(page, KM_USER0); + rblock = kmap_atomic(page); while (slot < LOGFS_BLOCK_FACTOR) { if (data && (rblock[slot] != 0)) break; @@ -855,12 +855,12 @@ static u64 seek_holedata_loop(struct inode *inode, u64 bix, int data) bix &= ~(increment - 1); } if (slot >= LOGFS_BLOCK_FACTOR) { - kunmap_atomic(rblock, KM_USER0); + kunmap_atomic(rblock); logfs_put_read_page(page); return bix; } bofs = be64_to_cpu(rblock[slot]); - kunmap_atomic(rblock, KM_USER0); + kunmap_atomic(rblock); logfs_put_read_page(page); if (!bofs) { BUG_ON(data); @@ -1944,9 +1944,9 @@ int logfs_read_inode(struct inode *inode) if (IS_ERR(page)) return PTR_ERR(page); - di = kmap_atomic(page, KM_USER0); + di = kmap_atomic(page); logfs_disk_to_inode(di, inode); - kunmap_atomic(di, KM_USER0); + kunmap_atomic(di); move_page_to_inode(inode, page); page_cache_release(page); return 0; @@ -1965,9 +1965,9 @@ static struct page *inode_to_page(struct inode *inode) if (!page) return NULL; - di = kmap_atomic(page, KM_USER0); + di = kmap_atomic(page); logfs_inode_to_disk(inode, di); - kunmap_atomic(di, KM_USER0); + kunmap_atomic(di); move_inode_to_page(page, inode); return page; } @@ -2024,13 +2024,13 @@ static void logfs_mod_segment_entry(struct super_block *sb, u32 segno, if (write) alloc_indirect_block(inode, page, 0); - se = kmap_atomic(page, KM_USER0); + se = kmap_atomic(page); change_se(se + child_no, arg); if (write) { logfs_set_alias(sb, logfs_block(page), child_no); BUG_ON((int)be32_to_cpu(se[child_no].valid) > super->s_segsize); } - kunmap_atomic(se, KM_USER0); + kunmap_atomic(se); logfs_put_write_page(page); } @@ -2228,10 +2228,10 @@ int logfs_inode_write(struct inode *inode, const void *buf, size_t count, if (!page) return -ENOMEM; - pagebuf = kmap_atomic(page, KM_USER0); + pagebuf = kmap_atomic(page); memcpy(pagebuf, buf, count); flush_dcache_page(page); - kunmap_atomic(pagebuf, KM_USER0); + kunmap_atomic(pagebuf); if (i_size_read(inode) < pos + LOGFS_BLOCKSIZE) i_size_write(inode, pos + LOGFS_BLOCKSIZE); diff --git a/fs/logfs/segment.c b/fs/logfs/segment.c index 9d51873..e4bc46c 100644 --- a/fs/logfs/segment.c +++ b/fs/logfs/segment.c @@ -529,9 +529,9 @@ void move_page_to_btree(struct page *page) BUG_ON(!item); /* mempool empty */ memset(item, 0, sizeof(*item)); - child = kmap_atomic(page, KM_USER0); + child = kmap_atomic(page); item->val = child[pos]; - kunmap_atomic(child, KM_USER0); + kunmap_atomic(child); item->child_no = pos; list_add(&item->list, &block->item_list); } diff --git a/fs/minix/dir.c b/fs/minix/dir.c index 085a926..685b2d9 100644 --- a/fs/minix/dir.c +++ b/fs/minix/dir.c @@ -335,7 +335,7 @@ int minix_make_empty(struct inode *inode, struct inode *dir) goto fail; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr, 0, PAGE_CACHE_SIZE); if (sbi->s_version == MINIX_V3) { @@ -355,7 +355,7 @@ int minix_make_empty(struct inode *inode, struct inode *dir) de->inode = dir->i_ino; strcpy(de->name, ".."); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); err = dir_commit_chunk(page, 0, 2 * sbi->s_dirsize); fail: diff --git a/fs/namei.c b/fs/namei.c index 7d77f24..2540c40 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3544,9 +3544,9 @@ retry: if (err) goto fail; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy(kaddr, symname, len-1); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); err = pagecache_write_end(NULL, mapping, 0, len-1, len-1, page, fsdata); diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 2c3eb33..8a5dde1 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -220,10 +220,10 @@ void nfs_readdir_clear_array(struct page *page) struct nfs_cache_array *array; int i; - array = kmap_atomic(page, KM_USER0); + array = kmap_atomic(page); for (i = 0; i < array->size; i++) kfree(array->array[i].string.name); - kunmap_atomic(array, KM_USER0); + kunmap_atomic(array); } /* @@ -1786,11 +1786,11 @@ static int nfs_symlink(struct inode *dir, struct dentry *dentry, const char *sym if (!page) return -ENOMEM; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy(kaddr, symname, pathlen); if (pathlen < PAGE_SIZE) memset(kaddr + pathlen, 0, PAGE_SIZE - pathlen); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); error = NFS_PROTO(dir)->symlink(dir, dentry, page, pathlen, &attr); if (error != 0) { diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 9d992b0..aa632e3 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -178,7 +178,7 @@ static void nfs4_setup_readdir(u64 cookie, __be32 *verifier, struct dentry *dent * when talking to the server, we always send cookie 0 * instead of 1 or 2. */ - start = p = kmap_atomic(*readdir->pages, KM_USER0); + start = p = kmap_atomic(*readdir->pages); if (cookie == 0) { *p++ = xdr_one; /* next */ @@ -206,7 +206,7 @@ static void nfs4_setup_readdir(u64 cookie, __be32 *verifier, struct dentry *dent readdir->pgbase = (char *)p - (char *)start; readdir->count -= readdir->pgbase; - kunmap_atomic(start, KM_USER0); + kunmap_atomic(start); } static int nfs4_wait_clnt_recover(struct nfs_client *clp) diff --git a/fs/nilfs2/cpfile.c b/fs/nilfs2/cpfile.c index 5ff15a8..c162d16 100644 --- a/fs/nilfs2/cpfile.c +++ b/fs/nilfs2/cpfile.c @@ -218,11 +218,11 @@ int nilfs_cpfile_get_checkpoint(struct inode *cpfile, kaddr, 1); nilfs_mdt_mark_buffer_dirty(cp_bh); - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = nilfs_cpfile_block_get_header(cpfile, header_bh, kaddr); le64_add_cpu(&header->ch_ncheckpoints, 1); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(header_bh); nilfs_mdt_mark_dirty(cpfile); } @@ -313,7 +313,7 @@ int nilfs_cpfile_delete_checkpoints(struct inode *cpfile, continue; } - kaddr = kmap_atomic(cp_bh->b_page, KM_USER0); + kaddr = kmap_atomic(cp_bh->b_page); cp = nilfs_cpfile_block_get_checkpoint( cpfile, cno, cp_bh, kaddr); nicps = 0; @@ -334,7 +334,7 @@ int nilfs_cpfile_delete_checkpoints(struct inode *cpfile, cpfile, cp_bh, kaddr, nicps); if (count == 0) { /* make hole */ - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(cp_bh); ret = nilfs_cpfile_delete_checkpoint_block( @@ -349,18 +349,18 @@ int nilfs_cpfile_delete_checkpoints(struct inode *cpfile, } } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(cp_bh); } if (tnicps > 0) { - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = nilfs_cpfile_block_get_header(cpfile, header_bh, kaddr); le64_add_cpu(&header->ch_ncheckpoints, -(u64)tnicps); nilfs_mdt_mark_buffer_dirty(header_bh); nilfs_mdt_mark_dirty(cpfile); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } brelse(header_bh); @@ -408,7 +408,7 @@ static ssize_t nilfs_cpfile_do_get_cpinfo(struct inode *cpfile, __u64 *cnop, continue; /* skip hole */ } - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr); for (i = 0; i < ncps && n < nci; i++, cp = (void *)cp + cpsz) { if (!nilfs_checkpoint_invalid(cp)) { @@ -418,7 +418,7 @@ static ssize_t nilfs_cpfile_do_get_cpinfo(struct inode *cpfile, __u64 *cnop, n++; } } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(bh); } @@ -451,10 +451,10 @@ static ssize_t nilfs_cpfile_do_get_ssinfo(struct inode *cpfile, __u64 *cnop, ret = nilfs_cpfile_get_header_block(cpfile, &bh); if (ret < 0) goto out; - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); header = nilfs_cpfile_block_get_header(cpfile, bh, kaddr); curr = le64_to_cpu(header->ch_snapshot_list.ssl_next); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(bh); if (curr == 0) { ret = 0; @@ -472,7 +472,7 @@ static ssize_t nilfs_cpfile_do_get_ssinfo(struct inode *cpfile, __u64 *cnop, ret = 0; /* No snapshots (started from a hole block) */ goto out; } - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); while (n < nci) { cp = nilfs_cpfile_block_get_checkpoint(cpfile, curr, bh, kaddr); curr = ~(__u64)0; /* Terminator */ @@ -488,7 +488,7 @@ static ssize_t nilfs_cpfile_do_get_ssinfo(struct inode *cpfile, __u64 *cnop, next_blkoff = nilfs_cpfile_get_blkoff(cpfile, next); if (curr_blkoff != next_blkoff) { - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(bh); ret = nilfs_cpfile_get_checkpoint_block(cpfile, next, 0, &bh); @@ -496,12 +496,12 @@ static ssize_t nilfs_cpfile_do_get_ssinfo(struct inode *cpfile, __u64 *cnop, WARN_ON(ret == -ENOENT); goto out; } - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); } curr = next; curr_blkoff = next_blkoff; } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(bh); *cnop = curr; ret = n; @@ -592,24 +592,24 @@ static int nilfs_cpfile_set_snapshot(struct inode *cpfile, __u64 cno) ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh); if (ret < 0) goto out_sem; - kaddr = kmap_atomic(cp_bh->b_page, KM_USER0); + kaddr = kmap_atomic(cp_bh->b_page); cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr); if (nilfs_checkpoint_invalid(cp)) { ret = -ENOENT; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); goto out_cp; } if (nilfs_checkpoint_snapshot(cp)) { ret = 0; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); goto out_cp; } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); ret = nilfs_cpfile_get_header_block(cpfile, &header_bh); if (ret < 0) goto out_cp; - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = nilfs_cpfile_block_get_header(cpfile, header_bh, kaddr); list = &header->ch_snapshot_list; curr_bh = header_bh; @@ -621,13 +621,13 @@ static int nilfs_cpfile_set_snapshot(struct inode *cpfile, __u64 cno) prev_blkoff = nilfs_cpfile_get_blkoff(cpfile, prev); curr = prev; if (curr_blkoff != prev_blkoff) { - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(curr_bh); ret = nilfs_cpfile_get_checkpoint_block(cpfile, curr, 0, &curr_bh); if (ret < 0) goto out_header; - kaddr = kmap_atomic(curr_bh->b_page, KM_USER0); + kaddr = kmap_atomic(curr_bh->b_page); } curr_blkoff = prev_blkoff; cp = nilfs_cpfile_block_get_checkpoint( @@ -635,7 +635,7 @@ static int nilfs_cpfile_set_snapshot(struct inode *cpfile, __u64 cno) list = &cp->cp_snapshot_list; prev = le64_to_cpu(list->ssl_prev); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (prev != 0) { ret = nilfs_cpfile_get_checkpoint_block(cpfile, prev, 0, @@ -647,29 +647,29 @@ static int nilfs_cpfile_set_snapshot(struct inode *cpfile, __u64 cno) get_bh(prev_bh); } - kaddr = kmap_atomic(curr_bh->b_page, KM_USER0); + kaddr = kmap_atomic(curr_bh->b_page); list = nilfs_cpfile_block_get_snapshot_list( cpfile, curr, curr_bh, kaddr); list->ssl_prev = cpu_to_le64(cno); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); - kaddr = kmap_atomic(cp_bh->b_page, KM_USER0); + kaddr = kmap_atomic(cp_bh->b_page); cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr); cp->cp_snapshot_list.ssl_next = cpu_to_le64(curr); cp->cp_snapshot_list.ssl_prev = cpu_to_le64(prev); nilfs_checkpoint_set_snapshot(cp); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); - kaddr = kmap_atomic(prev_bh->b_page, KM_USER0); + kaddr = kmap_atomic(prev_bh->b_page); list = nilfs_cpfile_block_get_snapshot_list( cpfile, prev, prev_bh, kaddr); list->ssl_next = cpu_to_le64(cno); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = nilfs_cpfile_block_get_header(cpfile, header_bh, kaddr); le64_add_cpu(&header->ch_nsnapshots, 1); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(prev_bh); nilfs_mdt_mark_buffer_dirty(curr_bh); @@ -710,23 +710,23 @@ static int nilfs_cpfile_clear_snapshot(struct inode *cpfile, __u64 cno) ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &cp_bh); if (ret < 0) goto out_sem; - kaddr = kmap_atomic(cp_bh->b_page, KM_USER0); + kaddr = kmap_atomic(cp_bh->b_page); cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr); if (nilfs_checkpoint_invalid(cp)) { ret = -ENOENT; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); goto out_cp; } if (!nilfs_checkpoint_snapshot(cp)) { ret = 0; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); goto out_cp; } list = &cp->cp_snapshot_list; next = le64_to_cpu(list->ssl_next); prev = le64_to_cpu(list->ssl_prev); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); ret = nilfs_cpfile_get_header_block(cpfile, &header_bh); if (ret < 0) @@ -750,29 +750,29 @@ static int nilfs_cpfile_clear_snapshot(struct inode *cpfile, __u64 cno) get_bh(prev_bh); } - kaddr = kmap_atomic(next_bh->b_page, KM_USER0); + kaddr = kmap_atomic(next_bh->b_page); list = nilfs_cpfile_block_get_snapshot_list( cpfile, next, next_bh, kaddr); list->ssl_prev = cpu_to_le64(prev); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); - kaddr = kmap_atomic(prev_bh->b_page, KM_USER0); + kaddr = kmap_atomic(prev_bh->b_page); list = nilfs_cpfile_block_get_snapshot_list( cpfile, prev, prev_bh, kaddr); list->ssl_next = cpu_to_le64(next); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); - kaddr = kmap_atomic(cp_bh->b_page, KM_USER0); + kaddr = kmap_atomic(cp_bh->b_page); cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, cp_bh, kaddr); cp->cp_snapshot_list.ssl_next = cpu_to_le64(0); cp->cp_snapshot_list.ssl_prev = cpu_to_le64(0); nilfs_checkpoint_clear_snapshot(cp); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = nilfs_cpfile_block_get_header(cpfile, header_bh, kaddr); le64_add_cpu(&header->ch_nsnapshots, -1); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(next_bh); nilfs_mdt_mark_buffer_dirty(prev_bh); @@ -829,13 +829,13 @@ int nilfs_cpfile_is_snapshot(struct inode *cpfile, __u64 cno) ret = nilfs_cpfile_get_checkpoint_block(cpfile, cno, 0, &bh); if (ret < 0) goto out; - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); cp = nilfs_cpfile_block_get_checkpoint(cpfile, cno, bh, kaddr); if (nilfs_checkpoint_invalid(cp)) ret = -ENOENT; else ret = nilfs_checkpoint_snapshot(cp); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(bh); out: @@ -912,12 +912,12 @@ int nilfs_cpfile_get_stat(struct inode *cpfile, struct nilfs_cpstat *cpstat) ret = nilfs_cpfile_get_header_block(cpfile, &bh); if (ret < 0) goto out_sem; - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); header = nilfs_cpfile_block_get_header(cpfile, bh, kaddr); cpstat->cs_cno = nilfs_mdt_cno(cpfile); cpstat->cs_ncps = le64_to_cpu(header->ch_ncheckpoints); cpstat->cs_nsss = le64_to_cpu(header->ch_nsnapshots); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(bh); out_sem: diff --git a/fs/nilfs2/dat.c b/fs/nilfs2/dat.c index 59e5fe7..36a8e31 100644 --- a/fs/nilfs2/dat.c +++ b/fs/nilfs2/dat.c @@ -85,13 +85,13 @@ void nilfs_dat_commit_alloc(struct inode *dat, struct nilfs_palloc_req *req) struct nilfs_dat_entry *entry; void *kaddr; - kaddr = kmap_atomic(req->pr_entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(req->pr_entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, req->pr_entry_nr, req->pr_entry_bh, kaddr); entry->de_start = cpu_to_le64(NILFS_CNO_MIN); entry->de_end = cpu_to_le64(NILFS_CNO_MAX); entry->de_blocknr = cpu_to_le64(0); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_palloc_commit_alloc_entry(dat, req); nilfs_dat_commit_entry(dat, req); @@ -109,13 +109,13 @@ static void nilfs_dat_commit_free(struct inode *dat, struct nilfs_dat_entry *entry; void *kaddr; - kaddr = kmap_atomic(req->pr_entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(req->pr_entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, req->pr_entry_nr, req->pr_entry_bh, kaddr); entry->de_start = cpu_to_le64(NILFS_CNO_MIN); entry->de_end = cpu_to_le64(NILFS_CNO_MIN); entry->de_blocknr = cpu_to_le64(0); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_dat_commit_entry(dat, req); nilfs_palloc_commit_free_entry(dat, req); @@ -136,12 +136,12 @@ void nilfs_dat_commit_start(struct inode *dat, struct nilfs_palloc_req *req, struct nilfs_dat_entry *entry; void *kaddr; - kaddr = kmap_atomic(req->pr_entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(req->pr_entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, req->pr_entry_nr, req->pr_entry_bh, kaddr); entry->de_start = cpu_to_le64(nilfs_mdt_cno(dat)); entry->de_blocknr = cpu_to_le64(blocknr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_dat_commit_entry(dat, req); } @@ -160,12 +160,12 @@ int nilfs_dat_prepare_end(struct inode *dat, struct nilfs_palloc_req *req) return ret; } - kaddr = kmap_atomic(req->pr_entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(req->pr_entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, req->pr_entry_nr, req->pr_entry_bh, kaddr); start = le64_to_cpu(entry->de_start); blocknr = le64_to_cpu(entry->de_blocknr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (blocknr == 0) { ret = nilfs_palloc_prepare_free_entry(dat, req); @@ -186,7 +186,7 @@ void nilfs_dat_commit_end(struct inode *dat, struct nilfs_palloc_req *req, sector_t blocknr; void *kaddr; - kaddr = kmap_atomic(req->pr_entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(req->pr_entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, req->pr_entry_nr, req->pr_entry_bh, kaddr); end = start = le64_to_cpu(entry->de_start); @@ -196,7 +196,7 @@ void nilfs_dat_commit_end(struct inode *dat, struct nilfs_palloc_req *req, } entry->de_end = cpu_to_le64(end); blocknr = le64_to_cpu(entry->de_blocknr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (blocknr == 0) nilfs_dat_commit_free(dat, req); @@ -211,12 +211,12 @@ void nilfs_dat_abort_end(struct inode *dat, struct nilfs_palloc_req *req) sector_t blocknr; void *kaddr; - kaddr = kmap_atomic(req->pr_entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(req->pr_entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, req->pr_entry_nr, req->pr_entry_bh, kaddr); start = le64_to_cpu(entry->de_start); blocknr = le64_to_cpu(entry->de_blocknr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (start == nilfs_mdt_cno(dat) && blocknr == 0) nilfs_palloc_abort_free_entry(dat, req); @@ -346,20 +346,20 @@ int nilfs_dat_move(struct inode *dat, __u64 vblocknr, sector_t blocknr) } } - kaddr = kmap_atomic(entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, vblocknr, entry_bh, kaddr); if (unlikely(entry->de_blocknr == cpu_to_le64(0))) { printk(KERN_CRIT "%s: vbn = %llu, [%llu, %llu)\n", __func__, (unsigned long long)vblocknr, (unsigned long long)le64_to_cpu(entry->de_start), (unsigned long long)le64_to_cpu(entry->de_end)); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(entry_bh); return -EINVAL; } WARN_ON(blocknr == 0); entry->de_blocknr = cpu_to_le64(blocknr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(entry_bh); nilfs_mdt_mark_dirty(dat); @@ -409,7 +409,7 @@ int nilfs_dat_translate(struct inode *dat, __u64 vblocknr, sector_t *blocknrp) } } - kaddr = kmap_atomic(entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(entry_bh->b_page); entry = nilfs_palloc_block_get_entry(dat, vblocknr, entry_bh, kaddr); blocknr = le64_to_cpu(entry->de_blocknr); if (blocknr == 0) { @@ -419,7 +419,7 @@ int nilfs_dat_translate(struct inode *dat, __u64 vblocknr, sector_t *blocknrp) *blocknrp = blocknr; out: - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(entry_bh); return ret; } @@ -440,7 +440,7 @@ ssize_t nilfs_dat_get_vinfo(struct inode *dat, void *buf, unsigned visz, 0, &entry_bh); if (ret < 0) return ret; - kaddr = kmap_atomic(entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(entry_bh->b_page); /* last virtual block number in this block */ first = vinfo->vi_vblocknr; do_div(first, entries_per_block); @@ -456,7 +456,7 @@ ssize_t nilfs_dat_get_vinfo(struct inode *dat, void *buf, unsigned visz, vinfo->vi_end = le64_to_cpu(entry->de_end); vinfo->vi_blocknr = le64_to_cpu(entry->de_blocknr); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(entry_bh); } diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c index 9d45773..225a296 100644 --- a/fs/nilfs2/dir.c +++ b/fs/nilfs2/dir.c @@ -605,7 +605,7 @@ int nilfs_make_empty(struct inode *inode, struct inode *parent) unlock_page(page); goto fail; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr, 0, chunk_size); de = (struct nilfs_dir_entry *)kaddr; de->name_len = 1; @@ -620,7 +620,7 @@ int nilfs_make_empty(struct inode *inode, struct inode *parent) de->inode = cpu_to_le64(parent->i_ino); memcpy(de->name, "..\0", 4); nilfs_set_de_type(de, inode); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_commit_chunk(page, mapping, 0, chunk_size); fail: page_cache_release(page); diff --git a/fs/nilfs2/ifile.c b/fs/nilfs2/ifile.c index bfc73d3..4cdf63b 100644 --- a/fs/nilfs2/ifile.c +++ b/fs/nilfs2/ifile.c @@ -122,11 +122,11 @@ int nilfs_ifile_delete_inode(struct inode *ifile, ino_t ino) return ret; } - kaddr = kmap_atomic(req.pr_entry_bh->b_page, KM_USER0); + kaddr = kmap_atomic(req.pr_entry_bh->b_page); raw_inode = nilfs_palloc_block_get_entry(ifile, req.pr_entry_nr, req.pr_entry_bh, kaddr); raw_inode->i_flags = 0; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(req.pr_entry_bh); brelse(req.pr_entry_bh); diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c index 6a0e2a1..84f7a0c 100644 --- a/fs/nilfs2/mdt.c +++ b/fs/nilfs2/mdt.c @@ -58,12 +58,12 @@ nilfs_mdt_insert_new_block(struct inode *inode, unsigned long block, set_buffer_mapped(bh); - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); memset(kaddr + bh_offset(bh), 0, 1 << inode->i_blkbits); if (init_block) init_block(inode, bh, kaddr); flush_dcache_page(bh->b_page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); set_buffer_uptodate(bh); nilfs_mark_buffer_dirty(bh); diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c index 0c43241..c36efb4 100644 --- a/fs/nilfs2/page.c +++ b/fs/nilfs2/page.c @@ -133,11 +133,11 @@ void nilfs_copy_buffer(struct buffer_head *dbh, struct buffer_head *sbh) struct page *spage = sbh->b_page, *dpage = dbh->b_page; struct buffer_head *bh; - kaddr0 = kmap_atomic(spage, KM_USER0); - kaddr1 = kmap_atomic(dpage, KM_USER1); + kaddr0 = kmap_atomic(spage); + kaddr1 = kmap_atomic(dpage); memcpy(kaddr1 + bh_offset(dbh), kaddr0 + bh_offset(sbh), sbh->b_size); - kunmap_atomic(kaddr1, KM_USER1); - kunmap_atomic(kaddr0, KM_USER0); + kunmap_atomic(kaddr1); + kunmap_atomic(kaddr0); dbh->b_state = sbh->b_state & NILFS_BUFFER_INHERENT_BITS; dbh->b_blocknr = sbh->b_blocknr; diff --git a/fs/nilfs2/recovery.c b/fs/nilfs2/recovery.c index 3dfcd3b..4619ef4 100644 --- a/fs/nilfs2/recovery.c +++ b/fs/nilfs2/recovery.c @@ -493,9 +493,9 @@ static int nilfs_recovery_copy_block(struct the_nilfs *nilfs, if (unlikely(!bh_org)) return -EIO; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy(kaddr + bh_offset(bh_org), bh_org->b_data, bh_org->b_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(bh_org); return 0; } diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c index 0f83e93..799cc24 100644 --- a/fs/nilfs2/segbuf.c +++ b/fs/nilfs2/segbuf.c @@ -227,9 +227,9 @@ static void nilfs_segbuf_fill_in_data_crc(struct nilfs_segment_buffer *segbuf, crc = crc32_le(crc, bh->b_data, bh->b_size); } list_for_each_entry(bh, &segbuf->sb_payload_buffers, b_assoc_buffers) { - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); crc = crc32_le(crc, kaddr + bh_offset(bh), bh->b_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } raw_sum->ss_datasum = cpu_to_le32(crc); } diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c index 55ebae5..b0dc67c 100644 --- a/fs/nilfs2/segment.c +++ b/fs/nilfs2/segment.c @@ -1574,7 +1574,7 @@ nilfs_copy_replace_page_buffers(struct page *page, struct list_head *out) return -ENOMEM; bh2 = page_buffers(clone_page); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); do { if (list_empty(&bh->b_assoc_buffers)) continue; @@ -1585,7 +1585,7 @@ nilfs_copy_replace_page_buffers(struct page *page, struct list_head *out) list_replace(&bh->b_assoc_buffers, &bh2->b_assoc_buffers); list_add_tail(&bh->b_assoc_buffers, out); } while (bh = bh->b_this_page, bh2 = bh2->b_this_page, bh != head); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (!TestSetPageWriteback(clone_page)) account_page_writeback(clone_page); diff --git a/fs/nilfs2/sufile.c b/fs/nilfs2/sufile.c index 1d6f488..f445943 100644 --- a/fs/nilfs2/sufile.c +++ b/fs/nilfs2/sufile.c @@ -102,11 +102,11 @@ static void nilfs_sufile_mod_counter(struct buffer_head *header_bh, struct nilfs_sufile_header *header; void *kaddr; - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = kaddr + bh_offset(header_bh); le64_add_cpu(&header->sh_ncleansegs, ncleanadd); le64_add_cpu(&header->sh_ndirtysegs, ndirtyadd); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(header_bh); } @@ -280,11 +280,11 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump) ret = nilfs_sufile_get_header_block(sufile, &header_bh); if (ret < 0) goto out_sem; - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = kaddr + bh_offset(header_bh); ncleansegs = le64_to_cpu(header->sh_ncleansegs); last_alloc = le64_to_cpu(header->sh_last_alloc); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nsegments = nilfs_sufile_get_nsegments(sufile); segnum = last_alloc + 1; @@ -299,7 +299,7 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump) &su_bh); if (ret < 0) goto out_header; - kaddr = kmap_atomic(su_bh->b_page, KM_USER0); + kaddr = kmap_atomic(su_bh->b_page); su = nilfs_sufile_block_get_segment_usage( sufile, segnum, su_bh, kaddr); @@ -310,14 +310,14 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump) continue; /* found a clean segment */ nilfs_segment_usage_set_dirty(su); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = kaddr + bh_offset(header_bh); le64_add_cpu(&header->sh_ncleansegs, -1); le64_add_cpu(&header->sh_ndirtysegs, 1); header->sh_last_alloc = cpu_to_le64(segnum); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); NILFS_SUI(sufile)->ncleansegs--; nilfs_mdt_mark_buffer_dirty(header_bh); @@ -328,7 +328,7 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump) goto out_header; } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(su_bh); } @@ -350,16 +350,16 @@ void nilfs_sufile_do_cancel_free(struct inode *sufile, __u64 segnum, struct nilfs_segment_usage *su; void *kaddr; - kaddr = kmap_atomic(su_bh->b_page, KM_USER0); + kaddr = kmap_atomic(su_bh->b_page); su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr); if (unlikely(!nilfs_segment_usage_clean(su))) { printk(KERN_WARNING "%s: segment %llu must be clean\n", __func__, (unsigned long long)segnum); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); return; } nilfs_segment_usage_set_dirty(su); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_sufile_mod_counter(header_bh, -1, 1); NILFS_SUI(sufile)->ncleansegs--; @@ -376,11 +376,11 @@ void nilfs_sufile_do_scrap(struct inode *sufile, __u64 segnum, void *kaddr; int clean, dirty; - kaddr = kmap_atomic(su_bh->b_page, KM_USER0); + kaddr = kmap_atomic(su_bh->b_page); su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr); if (su->su_flags == cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY) && su->su_nblocks == cpu_to_le32(0)) { - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); return; } clean = nilfs_segment_usage_clean(su); @@ -390,7 +390,7 @@ void nilfs_sufile_do_scrap(struct inode *sufile, __u64 segnum, su->su_lastmod = cpu_to_le64(0); su->su_nblocks = cpu_to_le32(0); su->su_flags = cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_sufile_mod_counter(header_bh, clean ? (u64)-1 : 0, dirty ? 0 : 1); NILFS_SUI(sufile)->ncleansegs -= clean; @@ -407,12 +407,12 @@ void nilfs_sufile_do_free(struct inode *sufile, __u64 segnum, void *kaddr; int sudirty; - kaddr = kmap_atomic(su_bh->b_page, KM_USER0); + kaddr = kmap_atomic(su_bh->b_page); su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr); if (nilfs_segment_usage_clean(su)) { printk(KERN_WARNING "%s: segment %llu is already clean\n", __func__, (unsigned long long)segnum); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); return; } WARN_ON(nilfs_segment_usage_error(su)); @@ -420,7 +420,7 @@ void nilfs_sufile_do_free(struct inode *sufile, __u64 segnum, sudirty = nilfs_segment_usage_dirty(su); nilfs_segment_usage_set_clean(su); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(su_bh); nilfs_sufile_mod_counter(header_bh, 1, sudirty ? (u64)-1 : 0); @@ -468,13 +468,13 @@ int nilfs_sufile_set_segment_usage(struct inode *sufile, __u64 segnum, if (ret < 0) goto out_sem; - kaddr = kmap_atomic(bh->b_page, KM_USER0); + kaddr = kmap_atomic(bh->b_page); su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr); WARN_ON(nilfs_segment_usage_error(su)); if (modtime) su->su_lastmod = cpu_to_le64(modtime); su->su_nblocks = cpu_to_le32(nblocks); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); nilfs_mdt_mark_buffer_dirty(bh); nilfs_mdt_mark_dirty(sufile); @@ -515,7 +515,7 @@ int nilfs_sufile_get_stat(struct inode *sufile, struct nilfs_sustat *sustat) if (ret < 0) goto out_sem; - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = kaddr + bh_offset(header_bh); sustat->ss_nsegs = nilfs_sufile_get_nsegments(sufile); sustat->ss_ncleansegs = le64_to_cpu(header->sh_ncleansegs); @@ -525,7 +525,7 @@ int nilfs_sufile_get_stat(struct inode *sufile, struct nilfs_sustat *sustat) spin_lock(&nilfs->ns_last_segment_lock); sustat->ss_prot_seq = nilfs->ns_prot_seq; spin_unlock(&nilfs->ns_last_segment_lock); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(header_bh); out_sem: @@ -541,15 +541,15 @@ void nilfs_sufile_do_set_error(struct inode *sufile, __u64 segnum, void *kaddr; int suclean; - kaddr = kmap_atomic(su_bh->b_page, KM_USER0); + kaddr = kmap_atomic(su_bh->b_page); su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr); if (nilfs_segment_usage_error(su)) { - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); return; } suclean = nilfs_segment_usage_clean(su); nilfs_segment_usage_set_error(su); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (suclean) { nilfs_sufile_mod_counter(header_bh, -1, 0); @@ -611,7 +611,7 @@ ssize_t nilfs_sufile_get_suinfo(struct inode *sufile, __u64 segnum, void *buf, continue; } - kaddr = kmap_atomic(su_bh->b_page, KM_USER0); + kaddr = kmap_atomic(su_bh->b_page); su = nilfs_sufile_block_get_segment_usage( sufile, segnum, su_bh, kaddr); for (j = 0; j < n; @@ -624,7 +624,7 @@ ssize_t nilfs_sufile_get_suinfo(struct inode *sufile, __u64 segnum, void *buf, si->sui_flags |= (1UL << NILFS_SEGMENT_USAGE_ACTIVE); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(su_bh); } ret = nsegs; @@ -673,10 +673,10 @@ int nilfs_sufile_read(struct super_block *sb, size_t susize, goto failed; sui = NILFS_SUI(sufile); - kaddr = kmap_atomic(header_bh->b_page, KM_USER0); + kaddr = kmap_atomic(header_bh->b_page); header = kaddr + bh_offset(header_bh); sui->ncleansegs = le64_to_cpu(header->sh_ncleansegs); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); brelse(header_bh); unlock_new_inode(sufile); diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c index c3c2c7a..19de596 100644 --- a/fs/ntfs/aops.c +++ b/fs/ntfs/aops.c @@ -94,11 +94,11 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate) if (file_ofs < init_size) ofs = init_size - file_ofs; local_irq_save(flags); - kaddr = kmap_atomic(page, KM_BIO_SRC_IRQ); + kaddr = kmap_atomic(page); memset(kaddr + bh_offset(bh) + ofs, 0, bh->b_size - ofs); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_BIO_SRC_IRQ); + kunmap_atomic(kaddr); local_irq_restore(flags); } } else { @@ -147,11 +147,11 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate) /* Should have been verified before we got here... */ BUG_ON(!recs); local_irq_save(flags); - kaddr = kmap_atomic(page, KM_BIO_SRC_IRQ); + kaddr = kmap_atomic(page); for (i = 0; i < recs; i++) post_read_mst_fixup((NTFS_RECORD*)(kaddr + i * rec_size), rec_size); - kunmap_atomic(kaddr, KM_BIO_SRC_IRQ); + kunmap_atomic(kaddr); local_irq_restore(flags); flush_dcache_page(page); if (likely(page_uptodate && !PageError(page))) @@ -504,7 +504,7 @@ retry_readpage: /* Race with shrinking truncate. */ attr_len = i_size; } - addr = kmap_atomic(page, KM_USER0); + addr = kmap_atomic(page); /* Copy the data to the page. */ memcpy(addr, (u8*)ctx->attr + le16_to_cpu(ctx->attr->data.resident.value_offset), @@ -512,7 +512,7 @@ retry_readpage: /* Zero the remainder of the page. */ memset(addr + attr_len, 0, PAGE_CACHE_SIZE - attr_len); flush_dcache_page(page); - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); put_unm_err_out: ntfs_attr_put_search_ctx(ctx); unm_err_out: @@ -746,14 +746,14 @@ lock_retry_remap: unsigned long *bpos, *bend; /* Check if the buffer is zero. */ - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); bpos = (unsigned long *)(kaddr + bh_offset(bh)); bend = (unsigned long *)((u8*)bpos + blocksize); do { if (unlikely(*bpos)) break; } while (likely(++bpos < bend)); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (bpos == bend) { /* * Buffer is zero and sparse, no need to write @@ -1495,14 +1495,14 @@ retry_writepage: /* Shrinking cannot fail. */ BUG_ON(err); } - addr = kmap_atomic(page, KM_USER0); + addr = kmap_atomic(page); /* Copy the data from the page to the mft record. */ memcpy((u8*)ctx->attr + le16_to_cpu(ctx->attr->data.resident.value_offset), addr, attr_len); /* Zero out of bounds area in the page cache page. */ memset(addr + attr_len, 0, PAGE_CACHE_SIZE - attr_len); - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); flush_dcache_page(page); flush_dcache_mft_record_page(ctx->ntfs_ino); /* We are done with the page. */ diff --git a/fs/ntfs/attrib.c b/fs/ntfs/attrib.c index f5094ee..98484c5 100644 --- a/fs/ntfs/attrib.c +++ b/fs/ntfs/attrib.c @@ -1656,12 +1656,12 @@ int ntfs_attr_make_non_resident(ntfs_inode *ni, const u32 data_size) attr_size = le32_to_cpu(a->data.resident.value_length); BUG_ON(attr_size != data_size); if (page && !PageUptodate(page)) { - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy(kaddr, (u8*)a + le16_to_cpu(a->data.resident.value_offset), attr_size); memset(kaddr + attr_size, 0, PAGE_CACHE_SIZE - attr_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); flush_dcache_page(page); SetPageUptodate(page); } @@ -1806,9 +1806,9 @@ undo_err_out: sizeof(a->data.resident.reserved)); /* Copy the data from the page back to the attribute value. */ if (page) { - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy((u8*)a + mp_ofs, kaddr, attr_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } /* Setup the allocated size in the ntfs inode in case it changed. */ write_lock_irqsave(&ni->size_lock, flags); @@ -2540,10 +2540,10 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) size = PAGE_CACHE_SIZE; if (idx == end) size = end_ofs; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr + start_ofs, val, size - start_ofs); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); set_page_dirty(page); page_cache_release(page); balance_dirty_pages_ratelimited(mapping); @@ -2561,10 +2561,10 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) "page (index 0x%lx).", idx); return -ENOMEM; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr, val, PAGE_CACHE_SIZE); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); /* * If the page has buffers, mark them uptodate since buffer * state and not page state is definitive in 2.6 kernels. @@ -2598,10 +2598,10 @@ int ntfs_attr_set(ntfs_inode *ni, const s64 ofs, const s64 cnt, const u8 val) "(error, index 0x%lx).", idx); return PTR_ERR(page); } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr, val, end_ofs); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); set_page_dirty(page); page_cache_release(page); balance_dirty_pages_ratelimited(mapping); diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c index f4b1057..a9abc38 100644 --- a/fs/ntfs/file.c +++ b/fs/ntfs/file.c @@ -704,7 +704,7 @@ map_buffer_cached: u8 *kaddr; unsigned pofs; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (bh_pos < pos) { pofs = bh_pos & ~PAGE_CACHE_MASK; memset(kaddr + pofs, 0, pos - bh_pos); @@ -713,7 +713,7 @@ map_buffer_cached: pofs = end & ~PAGE_CACHE_MASK; memset(kaddr + pofs, 0, bh_end - end); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); flush_dcache_page(page); } continue; @@ -1287,9 +1287,9 @@ static inline size_t ntfs_copy_from_user(struct page **pages, len = PAGE_CACHE_SIZE - ofs; if (len > bytes) len = bytes; - addr = kmap_atomic(*pages, KM_USER0); + addr = kmap_atomic(*pages); left = __copy_from_user_inatomic(addr + ofs, buf, len); - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); if (unlikely(left)) { /* Do it the slow way. */ addr = kmap(*pages); @@ -1401,10 +1401,10 @@ static inline size_t ntfs_copy_from_user_iovec(struct page **pages, len = PAGE_CACHE_SIZE - ofs; if (len > bytes) len = bytes; - addr = kmap_atomic(*pages, KM_USER0); + addr = kmap_atomic(*pages); copied = __ntfs_copy_from_user_iovec_inatomic(addr + ofs, *iov, *iov_ofs, len); - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); if (unlikely(copied != len)) { /* Do it the slow way. */ addr = kmap(*pages); @@ -1691,7 +1691,7 @@ static int ntfs_commit_pages_after_write(struct page **pages, BUG_ON(end > le32_to_cpu(a->length) - le16_to_cpu(a->data.resident.value_offset)); kattr = (u8*)a + le16_to_cpu(a->data.resident.value_offset); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); /* Copy the received data from the page to the mft record. */ memcpy(kattr + pos, kaddr + pos, bytes); /* Update the attribute length if necessary. */ @@ -1713,7 +1713,7 @@ static int ntfs_commit_pages_after_write(struct page **pages, flush_dcache_page(page); SetPageUptodate(page); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); /* Update initialized_size/i_size if necessary. */ read_lock_irqsave(&ni->size_lock, flags); initialized_size = ni->initialized_size; diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index 29099a0..a55c2f5 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -2475,7 +2475,7 @@ static s64 get_nr_free_clusters(ntfs_volume *vol) nr_free -= PAGE_CACHE_SIZE * 8; continue; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); /* * Subtract the number of set bits. If this * is the last page and it is partial we don't really care as @@ -2485,7 +2485,7 @@ static s64 get_nr_free_clusters(ntfs_volume *vol) */ nr_free -= bitmap_weight(kaddr, PAGE_CACHE_SIZE * BITS_PER_BYTE); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); page_cache_release(page); } ntfs_debug("Finished reading $Bitmap, last index = 0x%lx.", index - 1); @@ -2546,7 +2546,7 @@ static unsigned long __get_nr_free_mft_records(ntfs_volume *vol, nr_free -= PAGE_CACHE_SIZE * 8; continue; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); /* * Subtract the number of set bits. If this * is the last page and it is partial we don't really care as @@ -2556,7 +2556,7 @@ static unsigned long __get_nr_free_mft_records(ntfs_volume *vol, */ nr_free -= bitmap_weight(kaddr, PAGE_CACHE_SIZE * BITS_PER_BYTE); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); page_cache_release(page); } ntfs_debug("Finished reading $MFT/$BITMAP, last index = 0x%lx.", diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 1fbb0e2..453f425 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -101,7 +101,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock, * copy, the data is still good. */ if (buffer_jbd(buffer_cache_bh) && ocfs2_inode_is_new(inode)) { - kaddr = kmap_atomic(bh_result->b_page, KM_USER0); + kaddr = kmap_atomic(bh_result->b_page); if (!kaddr) { mlog(ML_ERROR, "couldn't kmap!\n"); goto bail; @@ -109,7 +109,7 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock, memcpy(kaddr + (bh_result->b_size * iblock), buffer_cache_bh->b_data, bh_result->b_size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); set_buffer_uptodate(bh_result); } brelse(buffer_cache_bh); @@ -236,13 +236,13 @@ int ocfs2_read_inline_data(struct inode *inode, struct page *page, return -EROFS; } - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (size) memcpy(kaddr, di->id2.i_data.id_data, size); /* Clear the remaining part of the page */ memset(kaddr + size, 0, PAGE_CACHE_SIZE - size); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); SetPageUptodate(page); @@ -684,7 +684,7 @@ static void ocfs2_clear_page_regions(struct page *page, ocfs2_figure_cluster_boundaries(osb, cpos, &cluster_start, &cluster_end); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (from || to) { if (from > cluster_start) @@ -695,7 +695,7 @@ static void ocfs2_clear_page_regions(struct page *page, memset(kaddr + cluster_start, 0, cluster_end - cluster_start); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } /* @@ -1934,9 +1934,9 @@ static void ocfs2_write_end_inline(struct inode *inode, loff_t pos, } } - kaddr = kmap_atomic(wc->w_target_page, KM_USER0); + kaddr = kmap_atomic(wc->w_target_page); memcpy(di->id2.i_data.id_data + pos, kaddr + pos, *copied); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); mlog(0, "Data written to inode at offset %llu. " "id_count = %u, copied = %u, i_dyn_features = 0x%x\n", diff --git a/fs/pipe.c b/fs/pipe.c index da42f7d..0193b45 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -230,7 +230,7 @@ void *generic_pipe_buf_map(struct pipe_inode_info *pipe, { if (atomic) { buf->flags |= PIPE_BUF_FLAG_ATOMIC; - return kmap_atomic(buf->page, KM_USER0); + return kmap_atomic(buf->page); } return kmap(buf->page); @@ -251,7 +251,7 @@ void generic_pipe_buf_unmap(struct pipe_inode_info *pipe, { if (buf->flags & PIPE_BUF_FLAG_ATOMIC) { buf->flags &= ~PIPE_BUF_FLAG_ATOMIC; - kunmap_atomic(map_data, KM_USER0); + kunmap_atomic(map_data); } else kunmap(buf->page); } @@ -565,14 +565,14 @@ redo1: iov_fault_in_pages_read(iov, chars); redo2: if (atomic) - src = kmap_atomic(page, KM_USER0); + src = kmap_atomic(page); else src = kmap(page); error = pipe_iov_copy_from_user(src, iov, chars, atomic); if (atomic) - kunmap_atomic(src, KM_USER0); + kunmap_atomic(src); else kunmap(page); diff --git a/fs/reiserfs/stree.c b/fs/reiserfs/stree.c index 313d39d..77df82f 100644 --- a/fs/reiserfs/stree.c +++ b/fs/reiserfs/stree.c @@ -1284,12 +1284,12 @@ int reiserfs_delete_item(struct reiserfs_transaction_handle *th, ** -clm */ - data = kmap_atomic(un_bh->b_page, KM_USER0); + data = kmap_atomic(un_bh->b_page); off = ((le_ih_k_offset(&s_ih) - 1) & (PAGE_CACHE_SIZE - 1)); memcpy(data + off, B_I_PITEM(PATH_PLAST_BUFFER(path), &s_ih), ret_value); - kunmap_atomic(data, KM_USER0); + kunmap_atomic(data); } /* Perform balancing after all resources have been collected at once. */ do_balance(&s_del_balance, NULL, NULL, M_DELETE); diff --git a/fs/reiserfs/tail_conversion.c b/fs/reiserfs/tail_conversion.c index d7f6e51..8f546bd 100644 --- a/fs/reiserfs/tail_conversion.c +++ b/fs/reiserfs/tail_conversion.c @@ -128,9 +128,9 @@ int direct2indirect(struct reiserfs_transaction_handle *th, struct inode *inode, if (up_to_date_bh) { unsigned pgoff = (tail_offset + total_tail - 1) & (PAGE_CACHE_SIZE - 1); - char *kaddr = kmap_atomic(up_to_date_bh->b_page, KM_USER0); + char *kaddr = kmap_atomic(up_to_date_bh->b_page); memset(kaddr + pgoff, 0, blk_size - total_tail); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } REISERFS_I(inode)->i_first_direct_byte = U32_MAX; diff --git a/fs/splice.c b/fs/splice.c index 50a5d978..6f806c2 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -738,11 +738,11 @@ int pipe_to_file(struct pipe_inode_info *pipe, struct pipe_buffer *buf, * Careful, ->map() uses KM_USER0! */ char *src = buf->ops->map(pipe, buf, 1); - char *dst = kmap_atomic(page, KM_USER1); + char *dst = kmap_atomic(page); memcpy(dst + offset, src + buf->offset, this_len); flush_dcache_page(page); - kunmap_atomic(dst, KM_USER1); + kunmap_atomic(dst); buf->ops->unmap(pipe, buf, src); } ret = pagecache_write_end(file, mapping, sd->pos, this_len, this_len, diff --git a/fs/squashfs/file.c b/fs/squashfs/file.c index a25c506..0feb4df 100644 --- a/fs/squashfs/file.c +++ b/fs/squashfs/file.c @@ -464,10 +464,10 @@ static int squashfs_readpage(struct file *file, struct page *page) if (PageUptodate(push_page)) goto skip_page; - pageaddr = kmap_atomic(push_page, KM_USER0); + pageaddr = kmap_atomic(push_page); squashfs_copy_data(pageaddr, buffer, offset, avail); memset(pageaddr + avail, 0, PAGE_CACHE_SIZE - avail); - kunmap_atomic(pageaddr, KM_USER0); + kunmap_atomic(pageaddr); flush_dcache_page(push_page); SetPageUptodate(push_page); skip_page: @@ -484,9 +484,9 @@ skip_page: error_out: SetPageError(page); out: - pageaddr = kmap_atomic(page, KM_USER0); + pageaddr = kmap_atomic(page); memset(pageaddr, 0, PAGE_CACHE_SIZE); - kunmap_atomic(pageaddr, KM_USER0); + kunmap_atomic(pageaddr); flush_dcache_page(page); if (!PageError(page)) SetPageUptodate(page); diff --git a/fs/squashfs/symlink.c b/fs/squashfs/symlink.c index ec86434..7c5f597 100644 --- a/fs/squashfs/symlink.c +++ b/fs/squashfs/symlink.c @@ -90,14 +90,14 @@ static int squashfs_symlink_readpage(struct file *file, struct page *page) goto error_out; } - pageaddr = kmap_atomic(page, KM_USER0); + pageaddr = kmap_atomic(page); copied = squashfs_copy_data(pageaddr + bytes, entry, offset, length - bytes); if (copied == length - bytes) memset(pageaddr + length, 0, PAGE_CACHE_SIZE - length); else block = entry->next_index; - kunmap_atomic(pageaddr, KM_USER0); + kunmap_atomic(pageaddr); squashfs_cache_put(entry); } diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index d77db7e..9d0a199 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -1039,10 +1039,10 @@ static int ubifs_writepage(struct page *page, struct writeback_control *wbc) * the page size, the remaining memory is zeroed when mapped, and * writes to that region are not written out to the file." */ - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memset(kaddr + len, 0, PAGE_CACHE_SIZE - len); flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (i_size > synced_i_size) { err = inode->i_sb->s_op->write_inode(inode, NULL); diff --git a/fs/udf/file.c b/fs/udf/file.c index 89c7848..200c218 100644 --- a/fs/udf/file.c +++ b/fs/udf/file.c @@ -87,10 +87,10 @@ static int udf_adinicb_write_end(struct file *file, char *kaddr; struct udf_inode_info *iinfo = UDF_I(inode); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy(iinfo->i_ext.i_data + iinfo->i_lenEAttr + offset, kaddr + offset, copied); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); return simple_write_end(file, mapping, pos, len, copied, page, fsdata); } diff --git a/include/crypto/scatterwalk.h b/include/crypto/scatterwalk.h index 4fd95a3..3744d2a 100644 --- a/include/crypto/scatterwalk.h +++ b/include/crypto/scatterwalk.h @@ -25,28 +25,6 @@ #include <linux/scatterlist.h> #include <linux/sched.h> -static inline enum km_type crypto_kmap_type(int out) -{ - enum km_type type; - - if (in_softirq()) - type = out * (KM_SOFTIRQ1 - KM_SOFTIRQ0) + KM_SOFTIRQ0; - else - type = out * (KM_USER1 - KM_USER0) + KM_USER0; - - return type; -} - -static inline void *crypto_kmap(struct page *page, int out) -{ - return kmap_atomic(page, crypto_kmap_type(out)); -} - -static inline void crypto_kunmap(void *vaddr, int out) -{ - kunmap_atomic(vaddr, crypto_kmap_type(out)); -} - static inline void crypto_yield(u32 flags) { if (flags & CRYPTO_TFM_REQ_MAY_SLEEP) @@ -121,15 +99,15 @@ static inline struct page *scatterwalk_page(struct scatter_walk *walk) return sg_page(walk->sg) + (walk->offset >> PAGE_SHIFT); } -static inline void scatterwalk_unmap(void *vaddr, int out) +static inline void scatterwalk_unmap(void *vaddr) { - crypto_kunmap(vaddr, out); + kunmap_atomic(vaddr); } void scatterwalk_start(struct scatter_walk *walk, struct scatterlist *sg); void scatterwalk_copychunks(void *buf, struct scatter_walk *walk, size_t nbytes, int out); -void *scatterwalk_map(struct scatter_walk *walk, int out); +void *scatterwalk_map(struct scatter_walk *walk); void scatterwalk_done(struct scatter_walk *walk, int out, int more); void scatterwalk_map_and_copy(void *buf, struct scatterlist *sg, diff --git a/include/linux/bio.h b/include/linux/bio.h index 35dcdb3..1f2e668 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -101,10 +101,10 @@ static inline int bio_has_allocated_vec(struct bio *bio) * I/O completely on that queue (see ide-dma for example) */ #define __bio_kmap_atomic(bio, idx, kmtype) \ - (kmap_atomic(bio_iovec_idx((bio), (idx))->bv_page, kmtype) + \ + (kmap_atomic(bio_iovec_idx((bio), (idx))->bv_page) + \ bio_iovec_idx((bio), (idx))->bv_offset) -#define __bio_kunmap_atomic(addr, kmtype) kunmap_atomic(addr, kmtype) +#define __bio_kunmap_atomic(addr, kmtype) kunmap_atomic(addr) /* * merge helpers etc @@ -326,7 +326,7 @@ static inline char *bvec_kmap_irq(struct bio_vec *bvec, unsigned long *flags) * balancing is a lot nicer this way */ local_irq_save(*flags); - addr = (unsigned long) kmap_atomic(bvec->bv_page, KM_BIO_SRC_IRQ); + addr = (unsigned long) kmap_atomic(bvec->bv_page); BUG_ON(addr & ~PAGE_MASK); @@ -337,7 +337,7 @@ static inline void bvec_kunmap_irq(char *buffer, unsigned long *flags) { unsigned long ptr = (unsigned long) buffer & PAGE_MASK; - kunmap_atomic((void *) ptr, KM_BIO_SRC_IRQ); + kunmap_atomic((void *) ptr); local_irq_restore(*flags); } diff --git a/include/linux/highmem.h b/include/linux/highmem.h index 3a93f73..6d91a52 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -108,16 +108,12 @@ static inline void kmap_atomic_idx_pop(void) #endif -/* - * Make both: kmap_atomic(page, idx) and kmap_atomic(page) work. - */ -#define kmap_atomic(page, args...) __kmap_atomic(page) - +#define kmap_atomic(page) __kmap_atomic(page) /* * Prevent people trying to call kunmap_atomic() as if it were kunmap() * kunmap_atomic() should get the return value of kmap_atomic, not the page. */ -#define kunmap_atomic(addr, args...) \ +#define kunmap_atomic(addr) \ do { \ BUILD_BUG_ON(__same_type((addr), struct page *)); \ __kunmap_atomic(addr); \ @@ -127,9 +123,9 @@ do { \ #ifndef clear_user_highpage static inline void clear_user_highpage(struct page *page, unsigned long vaddr) { - void *addr = kmap_atomic(page, KM_USER0); + void *addr = kmap_atomic(page); clear_user_page(addr, vaddr, page); - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); } #endif @@ -180,16 +176,16 @@ alloc_zeroed_user_highpage_movable(struct vm_area_struct *vma, static inline void clear_highpage(struct page *page) { - void *kaddr = kmap_atomic(page, KM_USER0); + void *kaddr = kmap_atomic(page); clear_page(kaddr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } static inline void zero_user_segments(struct page *page, unsigned start1, unsigned end1, unsigned start2, unsigned end2) { - void *kaddr = kmap_atomic(page, KM_USER0); + void *kaddr = kmap_atomic(page); BUG_ON(end1 > PAGE_SIZE || end2 > PAGE_SIZE); @@ -199,7 +195,7 @@ static inline void zero_user_segments(struct page *page, if (end2 > start2) memset(kaddr + start2, 0, end2 - start2); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); flush_dcache_page(page); } @@ -228,11 +224,11 @@ static inline void copy_user_highpage(struct page *to, struct page *from, { char *vfrom, *vto; - vfrom = kmap_atomic(from, KM_USER0); - vto = kmap_atomic(to, KM_USER1); + vfrom = kmap_atomic(from); + vto = kmap_atomic(to); copy_user_page(vto, vfrom, vaddr, to); - kunmap_atomic(vto, KM_USER1); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vto); + kunmap_atomic(vfrom); } #endif @@ -241,11 +237,11 @@ static inline void copy_highpage(struct page *to, struct page *from) { char *vfrom, *vto; - vfrom = kmap_atomic(from, KM_USER0); - vto = kmap_atomic(to, KM_USER1); + vfrom = kmap_atomic(from); + vto = kmap_atomic(to); copy_page(vto, vfrom); - kunmap_atomic(vto, KM_USER1); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vto); + kunmap_atomic(vfrom); } #endif /* _LINUX_HIGHMEM_H */ diff --git a/kernel/debug/kdb/kdb_support.c b/kernel/debug/kdb/kdb_support.c index 6b2485d..5fa3c20 100644 --- a/kernel/debug/kdb/kdb_support.c +++ b/kernel/debug/kdb/kdb_support.c @@ -384,9 +384,9 @@ static int kdb_getphys(void *res, unsigned long addr, size_t size) if (!pfn_valid(pfn)) return 1; page = pfn_to_page(pfn); - vaddr = kmap_atomic(page, KM_KDB); + vaddr = kmap_atomic(page); memcpy(res, vaddr + (addr & (PAGE_SIZE - 1)), size); - kunmap_atomic(vaddr, KM_KDB); + kunmap_atomic(vaddr); return 0; } diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index 0dac75e..41c5aeb 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -981,20 +981,20 @@ static void copy_data_page(unsigned long dst_pfn, unsigned long src_pfn) s_page = pfn_to_page(src_pfn); d_page = pfn_to_page(dst_pfn); if (PageHighMem(s_page)) { - src = kmap_atomic(s_page, KM_USER0); - dst = kmap_atomic(d_page, KM_USER1); + src = kmap_atomic(s_page); + dst = kmap_atomic(d_page); do_copy_page(dst, src); - kunmap_atomic(dst, KM_USER1); - kunmap_atomic(src, KM_USER0); + kunmap_atomic(dst); + kunmap_atomic(src); } else { if (PageHighMem(d_page)) { /* Page pointed to by src may contain some kernel * data modified by kmap_atomic() */ safe_copy_page(buffer, s_page); - dst = kmap_atomic(d_page, KM_USER0); + dst = kmap_atomic(d_page); copy_page(dst, buffer); - kunmap_atomic(dst, KM_USER0); + kunmap_atomic(dst); } else { safe_copy_page(page_address(d_page), s_page); } @@ -1700,9 +1700,9 @@ int snapshot_read_next(struct snapshot_handle *handle) */ void *kaddr; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); copy_page(buffer, kaddr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); handle->buffer = buffer; } else { handle->buffer = page_address(page); @@ -1983,9 +1983,9 @@ static void copy_last_highmem_page(void) if (last_highmem_page) { void *dst; - dst = kmap_atomic(last_highmem_page, KM_USER0); + dst = kmap_atomic(last_highmem_page); copy_page(dst, buffer); - kunmap_atomic(dst, KM_USER0); + kunmap_atomic(dst); last_highmem_page = NULL; } } @@ -2268,13 +2268,13 @@ swap_two_pages_data(struct page *p1, struct page *p2, void *buf) { void *kaddr1, *kaddr2; - kaddr1 = kmap_atomic(p1, KM_USER0); - kaddr2 = kmap_atomic(p2, KM_USER1); + kaddr1 = kmap_atomic(p1); + kaddr2 = kmap_atomic(p2); copy_page(buf, kaddr1); copy_page(kaddr1, kaddr2); copy_page(kaddr2, buf); - kunmap_atomic(kaddr2, KM_USER1); - kunmap_atomic(kaddr1, KM_USER0); + kunmap_atomic(kaddr2); + kunmap_atomic(kaddr1); } /** diff --git a/lib/scatterlist.c b/lib/scatterlist.c index 4ceb05d..33b2cbb 100644 --- a/lib/scatterlist.c +++ b/lib/scatterlist.c @@ -390,7 +390,7 @@ bool sg_miter_next(struct sg_mapping_iter *miter) miter->consumed = miter->length; if (miter->__flags & SG_MITER_ATOMIC) - miter->addr = kmap_atomic(miter->page, KM_BIO_SRC_IRQ) + off; + miter->addr = kmap_atomic(miter->page) + off; else miter->addr = kmap(miter->page) + off; @@ -424,7 +424,7 @@ void sg_miter_stop(struct sg_mapping_iter *miter) if (miter->__flags & SG_MITER_ATOMIC) { WARN_ON(!irqs_disabled()); - kunmap_atomic(miter->addr, KM_BIO_SRC_IRQ); + kunmap_atomic(miter->addr); } else kunmap(miter->page); diff --git a/lib/swiotlb.c b/lib/swiotlb.c index c47bbe1..541b1a4 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -343,13 +343,12 @@ void swiotlb_bounce(phys_addr_t phys, char *dma_addr, size_t size, sz = min_t(size_t, PAGE_SIZE - offset, size); local_irq_save(flags); - buffer = kmap_atomic(pfn_to_page(pfn), - KM_BOUNCE_READ); + buffer = kmap_atomic(pfn_to_page(pfn)); if (dir == DMA_TO_DEVICE) memcpy(dma_addr, buffer + offset, sz); else memcpy(buffer + offset, dma_addr, sz); - kunmap_atomic(buffer, KM_BOUNCE_READ); + kunmap_atomic(buffer); local_irq_restore(flags); size -= sz; diff --git a/mm/bounce.c b/mm/bounce.c index 1481de6..cfe8a5d 100644 --- a/mm/bounce.c +++ b/mm/bounce.c @@ -51,9 +51,9 @@ static void bounce_copy_vec(struct bio_vec *to, unsigned char *vfrom) unsigned char *vto; local_irq_save(flags); - vto = kmap_atomic(to->bv_page, KM_BOUNCE_READ); + vto = kmap_atomic(to->bv_page); memcpy(vto + to->bv_offset, vfrom, to->bv_len); - kunmap_atomic(vto, KM_BOUNCE_READ); + kunmap_atomic(vto); local_irq_restore(flags); } diff --git a/mm/filemap.c b/mm/filemap.c index 83a45d3..f265137 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1216,10 +1216,10 @@ int file_read_actor(read_descriptor_t *desc, struct page *page, * taking the kmap. */ if (!fault_in_pages_writeable(desc->arg.buf, size)) { - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); left = __copy_to_user_inatomic(desc->arg.buf, kaddr + offset, size); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); if (left == 0) goto success; } @@ -1932,7 +1932,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page, size_t copied; BUG_ON(!in_atomic()); - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); if (likely(i->nr_segs == 1)) { int left; char __user *buf = i->iov->iov_base + i->iov_offset; @@ -1942,7 +1942,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page, copied = __iovec_copy_from_user_inatomic(kaddr + offset, i->iov, i->iov_offset, bytes); } - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); return copied; } diff --git a/mm/ksm.c b/mm/ksm.c index c2b2a94..a3ca450 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -685,9 +685,9 @@ error: static u32 calc_checksum(struct page *page) { u32 checksum; - void *addr = kmap_atomic(page, KM_USER0); + void *addr = kmap_atomic(page); checksum = jhash2(addr, PAGE_SIZE / 4, 17); - kunmap_atomic(addr, KM_USER0); + kunmap_atomic(addr); return checksum; } @@ -696,11 +696,11 @@ static int memcmp_pages(struct page *page1, struct page *page2) char *addr1, *addr2; int ret; - addr1 = kmap_atomic(page1, KM_USER0); - addr2 = kmap_atomic(page2, KM_USER1); + addr1 = kmap_atomic(page1); + addr2 = kmap_atomic(page2); ret = memcmp(addr1, addr2, PAGE_SIZE); - kunmap_atomic(addr2, KM_USER1); - kunmap_atomic(addr1, KM_USER0); + kunmap_atomic(addr2); + kunmap_atomic(addr1); return ret; } diff --git a/mm/memory.c b/mm/memory.c index 31250fa..1715505 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2145,7 +2145,7 @@ static inline void cow_user_page(struct page *dst, struct page *src, unsigned lo * fails, we just zero-fill it. Live with it. */ if (unlikely(!src)) { - void *kaddr = kmap_atomic(dst, KM_USER0); + void *kaddr = kmap_atomic(dst); void __user *uaddr = (void __user *)(va & PAGE_MASK); /* @@ -2156,7 +2156,7 @@ static inline void cow_user_page(struct page *dst, struct page *src, unsigned lo */ if (__copy_from_user_inatomic(kaddr, uaddr, PAGE_SIZE)) clear_page(kaddr); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); flush_dcache_page(dst); } else copy_user_highpage(dst, src, va, vma); diff --git a/mm/shmem.c b/mm/shmem.c index 5ee67c9..98c872e 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -142,17 +142,17 @@ static inline void shmem_dir_free(struct page *page) static struct page **shmem_dir_map(struct page *page) { - return (struct page **)kmap_atomic(page, KM_USER0); + return (struct page **)kmap_atomic(page); } static inline void shmem_dir_unmap(struct page **dir) { - kunmap_atomic(dir, KM_USER0); + kunmap_atomic(dir); } static swp_entry_t *shmem_swp_map(struct page *page) { - return (swp_entry_t *)kmap_atomic(page, KM_USER1); + return (swp_entry_t *)kmap_atomic(page); } static inline void shmem_swp_balance_unmap(void) @@ -164,12 +164,12 @@ static inline void shmem_swp_balance_unmap(void) * What kmap_atomic of a lowmem page does depends on config * and architecture, so pretend to kmap_atomic some lowmem page. */ - (void) kmap_atomic(ZERO_PAGE(0), KM_USER1); + (void) kmap_atomic(ZERO_PAGE(0)); } static inline void shmem_swp_unmap(swp_entry_t *entry) { - kunmap_atomic(entry, KM_USER1); + kunmap_atomic(entry); } static inline struct shmem_sb_info *SHMEM_SB(struct super_block *sb) @@ -2007,9 +2007,9 @@ static int shmem_symlink(struct inode *dir, struct dentry *dentry, const char *s } inode->i_mapping->a_ops = &shmem_aops; inode->i_op = &shmem_symlink_inode_operations; - kaddr = kmap_atomic(page, KM_USER0); + kaddr = kmap_atomic(page); memcpy(kaddr, symname, len); - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); set_page_dirty(page); unlock_page(page); page_cache_release(page); diff --git a/mm/swapfile.c b/mm/swapfile.c index 07a458d..f1269d1 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -2431,9 +2431,9 @@ int add_swap_count_continuation(swp_entry_t entry, gfp_t gfp_mask) if (!(count & COUNT_CONTINUED)) goto out; - map = kmap_atomic(list_page, KM_USER0) + offset; + map = kmap_atomic(list_page) + offset; count = *map; - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); /* * If this continuation count now has some space in it, @@ -2476,7 +2476,7 @@ static bool swap_count_continued(struct swap_info_struct *si, offset &= ~PAGE_MASK; page = list_entry(head->lru.next, struct page, lru); - map = kmap_atomic(page, KM_USER0) + offset; + map = kmap_atomic(page) + offset; if (count == SWAP_MAP_MAX) /* initial increment from swap_map */ goto init_map; /* jump over SWAP_CONT_MAX checks */ @@ -2486,26 +2486,26 @@ static bool swap_count_continued(struct swap_info_struct *si, * Think of how you add 1 to 999 */ while (*map == (SWAP_CONT_MAX | COUNT_CONTINUED)) { - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page = list_entry(page->lru.next, struct page, lru); BUG_ON(page == head); - map = kmap_atomic(page, KM_USER0) + offset; + map = kmap_atomic(page) + offset; } if (*map == SWAP_CONT_MAX) { - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page = list_entry(page->lru.next, struct page, lru); if (page == head) return false; /* add count continuation */ - map = kmap_atomic(page, KM_USER0) + offset; + map = kmap_atomic(page) + offset; init_map: *map = 0; /* we didn't zero the page */ } *map += 1; - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page = list_entry(page->lru.prev, struct page, lru); while (page != head) { - map = kmap_atomic(page, KM_USER0) + offset; + map = kmap_atomic(page) + offset; *map = COUNT_CONTINUED; - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page = list_entry(page->lru.prev, struct page, lru); } return true; /* incremented */ @@ -2516,22 +2516,22 @@ init_map: *map = 0; /* we didn't zero the page */ */ BUG_ON(count != COUNT_CONTINUED); while (*map == COUNT_CONTINUED) { - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page = list_entry(page->lru.next, struct page, lru); BUG_ON(page == head); - map = kmap_atomic(page, KM_USER0) + offset; + map = kmap_atomic(page) + offset; } BUG_ON(*map == 0); *map -= 1; if (*map == 0) count = 0; - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page = list_entry(page->lru.prev, struct page, lru); while (page != head) { - map = kmap_atomic(page, KM_USER0) + offset; + map = kmap_atomic(page) + offset; *map = SWAP_CONT_MAX | count; count = COUNT_CONTINUED; - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); page = list_entry(page->lru.prev, struct page, lru); } return count == COUNT_CONTINUED; diff --git a/mm/vmalloc.c b/mm/vmalloc.c index f9b1667..2c680b6 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -1799,9 +1799,9 @@ static int aligned_vread(char *buf, char *addr, unsigned long count) * we can expect USER0 is not used (see vread/vwrite's * function description) */ - void *map = kmap_atomic(p, KM_USER0); + void *map = kmap_atomic(p); memcpy(buf, map + offset, length); - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); } else memset(buf, 0, length); @@ -1838,9 +1838,9 @@ static int aligned_vwrite(char *buf, char *addr, unsigned long count) * we can expect USER0 is not used (see vread/vwrite's * function description) */ - void *map = kmap_atomic(p, KM_USER0); + void *map = kmap_atomic(p); memcpy(map + offset, buf, length); - kunmap_atomic(map, KM_USER0); + kunmap_atomic(map); } addr += length; buf += length; diff --git a/net/core/kmap_skb.h b/net/core/kmap_skb.h index 283c2b9..daeb222 100644 --- a/net/core/kmap_skb.h +++ b/net/core/kmap_skb.h @@ -7,12 +7,12 @@ static inline void *kmap_skb_frag(const skb_frag_t *frag) local_bh_disable(); #endif - return kmap_atomic(frag->page, KM_SKB_DATA_SOFTIRQ); + return kmap_atomic(frag->page); } static inline void kunmap_skb_frag(void *vaddr) { - kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ); + kunmap_atomic(vaddr); #ifdef CONFIG_HIGHMEM local_bh_enable(); #endif diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c index e29e0ca..8981665 100644 --- a/net/rds/ib_recv.c +++ b/net/rds/ib_recv.c @@ -763,7 +763,7 @@ static void rds_ib_cong_recv(struct rds_connection *conn, to_copy = min(RDS_FRAG_SIZE - frag_off, PAGE_SIZE - map_off); BUG_ON(to_copy & 7); /* Must be 64bit aligned. */ - addr = kmap_atomic(sg_page(&frag->f_sg), KM_SOFTIRQ0); + addr = kmap_atomic(sg_page(&frag->f_sg)); src = addr + frag_off; dst = (void *)map->m_page_addrs[map_page] + map_off; @@ -773,7 +773,7 @@ static void rds_ib_cong_recv(struct rds_connection *conn, uncongested |= ~(*src) & *dst; *dst++ = *src++; } - kunmap_atomic(addr, KM_SOFTIRQ0); + kunmap_atomic(addr); copied += to_copy; diff --git a/net/rds/info.c b/net/rds/info.c index 4fdf1b6..6beb4f8 100644 --- a/net/rds/info.c +++ b/net/rds/info.c @@ -103,7 +103,7 @@ EXPORT_SYMBOL_GPL(rds_info_deregister_func); void rds_info_iter_unmap(struct rds_info_iterator *iter) { if (iter->addr) { - kunmap_atomic(iter->addr, KM_USER0); + kunmap_atomic(iter->addr); iter->addr = NULL; } } @@ -118,7 +118,7 @@ void rds_info_copy(struct rds_info_iterator *iter, void *data, while (bytes) { if (!iter->addr) - iter->addr = kmap_atomic(*iter->pages, KM_USER0); + iter->addr = kmap_atomic(*iter->pages); this = min(bytes, PAGE_SIZE - iter->offset); @@ -133,7 +133,7 @@ void rds_info_copy(struct rds_info_iterator *iter, void *data, iter->offset += this; if (iter->offset == PAGE_SIZE) { - kunmap_atomic(iter->addr, KM_USER0); + kunmap_atomic(iter->addr); iter->addr = NULL; iter->offset = 0; iter->pages++; diff --git a/net/rds/iw_recv.c b/net/rds/iw_recv.c index 5e57347..3b53f34 100644 --- a/net/rds/iw_recv.c +++ b/net/rds/iw_recv.c @@ -598,7 +598,7 @@ static void rds_iw_cong_recv(struct rds_connection *conn, to_copy = min(RDS_FRAG_SIZE - frag_off, PAGE_SIZE - map_off); BUG_ON(to_copy & 7); /* Must be 64bit aligned. */ - addr = kmap_atomic(frag->f_page, KM_SOFTIRQ0); + addr = kmap_atomic(frag->f_page); src = addr + frag_off; dst = (void *)map->m_page_addrs[map_page] + map_off; @@ -608,7 +608,7 @@ static void rds_iw_cong_recv(struct rds_connection *conn, uncongested |= ~(*src) & *dst; *dst++ = *src++; } - kunmap_atomic(addr, KM_SOFTIRQ0); + kunmap_atomic(addr); copied += to_copy; diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c index 2763e3e..38f388c 100644 --- a/net/sunrpc/auth_gss/gss_krb5_wrap.c +++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c @@ -82,9 +82,9 @@ gss_krb5_remove_padding(struct xdr_buf *buf, int blocksize) >>PAGE_CACHE_SHIFT; unsigned int offset = (buf->page_base + len - 1) & (PAGE_CACHE_SIZE - 1); - ptr = kmap_atomic(buf->pages[last], KM_USER0); + ptr = kmap_atomic(buf->pages[last]); pad = *(ptr + offset); - kunmap_atomic(ptr, KM_USER0); + kunmap_atomic(ptr); goto out; } else len -= buf->page_len; diff --git a/net/sunrpc/socklib.c b/net/sunrpc/socklib.c index 10b4319..fabc22d 100644 --- a/net/sunrpc/socklib.c +++ b/net/sunrpc/socklib.c @@ -113,7 +113,7 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct } len = PAGE_CACHE_SIZE; - kaddr = kmap_atomic(*ppage, KM_SKB_SUNRPC_DATA); + kaddr = kmap_atomic(*ppage); if (base) { len -= base; if (pglen < len) @@ -126,7 +126,7 @@ ssize_t xdr_partial_copy_from_skb(struct xdr_buf *xdr, unsigned int base, struct ret = copy_actor(desc, kaddr, len); } flush_dcache_page(*ppage); - kunmap_atomic(kaddr, KM_SKB_SUNRPC_DATA); + kunmap_atomic(kaddr); copied += ret; if (ret != len || !desc->count) goto out; diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index 679cd67..1032398 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -122,9 +122,9 @@ xdr_terminate_string(struct xdr_buf *buf, const u32 len) { char *kaddr; - kaddr = kmap_atomic(buf->pages[0], KM_USER0); + kaddr = kmap_atomic(buf->pages[0]); kaddr[buf->page_base + len] = '\0'; - kunmap_atomic(kaddr, KM_USER0); + kunmap_atomic(kaddr); } EXPORT_SYMBOL(xdr_terminate_string); @@ -232,12 +232,12 @@ _shift_data_right_pages(struct page **pages, size_t pgto_base, pgto_base -= copy; pgfrom_base -= copy; - vto = kmap_atomic(*pgto, KM_USER0); - vfrom = kmap_atomic(*pgfrom, KM_USER1); + vto = kmap_atomic(*pgto); + vfrom = kmap_atomic(*pgfrom); memmove(vto + pgto_base, vfrom + pgfrom_base, copy); flush_dcache_page(*pgto); - kunmap_atomic(vfrom, KM_USER1); - kunmap_atomic(vto, KM_USER0); + kunmap_atomic(vfrom); + kunmap_atomic(vto); } while ((len -= copy) != 0); } @@ -267,9 +267,9 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len) if (copy > len) copy = len; - vto = kmap_atomic(*pgto, KM_USER0); + vto = kmap_atomic(*pgto); memcpy(vto + pgbase, p, copy); - kunmap_atomic(vto, KM_USER0); + kunmap_atomic(vto); len -= copy; if (len == 0) @@ -311,9 +311,9 @@ _copy_from_pages(char *p, struct page **pages, size_t pgbase, size_t len) if (copy > len) copy = len; - vfrom = kmap_atomic(*pgfrom, KM_USER0); + vfrom = kmap_atomic(*pgfrom); memcpy(p, vfrom + pgbase, copy); - kunmap_atomic(vfrom, KM_USER0); + kunmap_atomic(vfrom); pgbase += copy; if (pgbase == PAGE_CACHE_SIZE) { diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c index 2ac3f6e..bb220b3 100644 --- a/net/sunrpc/xprtrdma/rpc_rdma.c +++ b/net/sunrpc/xprtrdma/rpc_rdma.c @@ -336,13 +336,12 @@ rpcrdma_inline_pullup(struct rpc_rqst *rqst, int pad) curlen = copy_len; dprintk("RPC: %s: page %d destp 0x%p len %d curlen %d\n", __func__, i, destp, copy_len, curlen); - srcp = kmap_atomic(rqst->rq_snd_buf.pages[i], - KM_SKB_SUNRPC_DATA); + srcp = kmap_atomic(rqst->rq_snd_buf.pages[i]); if (i == 0) memcpy(destp, srcp+rqst->rq_snd_buf.page_base, curlen); else memcpy(destp, srcp, curlen); - kunmap_atomic(srcp, KM_SKB_SUNRPC_DATA); + kunmap_atomic(srcp); rqst->rq_svec[0].iov_len += curlen; destp += curlen; copy_len -= curlen; @@ -637,15 +636,14 @@ rpcrdma_inline_fixup(struct rpc_rqst *rqst, char *srcp, int copy_len, int pad) dprintk("RPC: %s: page %d" " srcp 0x%p len %d curlen %d\n", __func__, i, srcp, copy_len, curlen); - destp = kmap_atomic(rqst->rq_rcv_buf.pages[i], - KM_SKB_SUNRPC_DATA); + destp = kmap_atomic(rqst->rq_rcv_buf.pages[i]); if (i == 0) memcpy(destp + rqst->rq_rcv_buf.page_base, srcp, curlen); else memcpy(destp, srcp, curlen); flush_dcache_page(rqst->rq_rcv_buf.pages[i]); - kunmap_atomic(destp, KM_SKB_SUNRPC_DATA); + kunmap_atomic(destp); srcp += curlen; copy_len -= curlen; if (copy_len == 0) diff --git a/sound/oss/Makefile b/sound/oss/Makefile index 96f14dc..90ffb99 100644 --- a/sound/oss/Makefile +++ b/sound/oss/Makefile @@ -87,7 +87,7 @@ ifeq ($(CONFIG_PSS_HAVE_BOOT),y) $(obj)/bin2hex pss_synth < $< > $@ else $(obj)/pss_boot.h: - ( \ + $(Q)( \ echo 'static unsigned char * pss_synth = NULL;'; \ echo 'static int pss_synthLen = 0;'; \ ) > $@ @@ -102,7 +102,7 @@ ifeq ($(CONFIG_TRIX_HAVE_BOOT),y) $(obj)/hex2hex -i trix_boot < $< > $@ else $(obj)/trix_boot.h: - ( \ + $(Q)( \ echo 'static unsigned char * trix_boot = NULL;'; \ echo 'static int trix_boot_len = 0;'; \ ) > $@ -- 1.7.3.5
| |