Messages in this thread Patch in this message | | | Date | Tue, 15 Sep 2009 11:08:04 -0700 | From | Greg KH <> | Subject | Re: Linux 2.6.30.7 |
| |
diff --git a/Makefile b/Makefile index 281ddff..4ebf57a 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 30 -EXTRAVERSION = .6 +EXTRAVERSION = .7 NAME = Man-Eating Seals of Antiquity # *DOCUMENTATION* diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h index b049abf..0ff92fa 100644 --- a/arch/sparc/include/asm/pgtable_64.h +++ b/arch/sparc/include/asm/pgtable_64.h @@ -726,11 +726,17 @@ extern unsigned long pte_file(pte_t); extern pte_t pgoff_to_pte(unsigned long); #define PTE_FILE_MAX_BITS (64UL - PAGE_SHIFT - 1UL) -extern unsigned long *sparc64_valid_addr_bitmap; +extern unsigned long sparc64_valid_addr_bitmap[]; /* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ -#define kern_addr_valid(addr) \ - (test_bit(__pa((unsigned long)(addr))>>22, sparc64_valid_addr_bitmap)) +static inline bool kern_addr_valid(unsigned long addr) +{ + unsigned long paddr = __pa(addr); + + if ((paddr >> 41UL) != 0UL) + return false; + return test_bit(paddr >> 22, sparc64_valid_addr_bitmap); +} extern int page_in_phys_avail(unsigned long paddr); diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c index 5deabe9..bed910a 100644 --- a/arch/sparc/kernel/irq_64.c +++ b/arch/sparc/kernel/irq_64.c @@ -902,7 +902,7 @@ void notrace init_irqwork_curcpu(void) * Therefore you cannot make any OBP calls, not even prom_printf, * from these two routines. */ -static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask) +static void __cpuinit notrace register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask) { unsigned long num_entries = (qmask + 1) / 64; unsigned long status; diff --git a/arch/sparc/kernel/ktlb.S b/arch/sparc/kernel/ktlb.S index cef8def..3ea6e8c 100644 --- a/arch/sparc/kernel/ktlb.S +++ b/arch/sparc/kernel/ktlb.S @@ -151,12 +151,46 @@ kvmap_dtlb_4v: * Must preserve %g1 and %g6 (TAG). */ kvmap_dtlb_tsb4m_miss: - sethi %hi(kpte_linear_bitmap), %g2 - or %g2, %lo(kpte_linear_bitmap), %g2 + /* Clear the PAGE_OFFSET top virtual bits, shift + * down to get PFN, and make sure PFN is in range. + */ + sllx %g4, 21, %g5 - /* Clear the PAGE_OFFSET top virtual bits, then shift - * down to get a 256MB physical address index. + /* Check to see if we know about valid memory at the 4MB + * chunk this physical address will reside within. */ + srlx %g5, 21 + 41, %g2 + brnz,pn %g2, kvmap_dtlb_longpath + nop + + /* This unconditional branch and delay-slot nop gets patched + * by the sethi sequence once the bitmap is properly setup. + */ + .globl valid_addr_bitmap_insn +valid_addr_bitmap_insn: + ba,pt %xcc, 2f + nop + .subsection 2 + .globl valid_addr_bitmap_patch +valid_addr_bitmap_patch: + sethi %hi(sparc64_valid_addr_bitmap), %g7 + or %g7, %lo(sparc64_valid_addr_bitmap), %g7 + .previous + + srlx %g5, 21 + 22, %g2 + srlx %g2, 6, %g5 + and %g2, 63, %g2 + sllx %g5, 3, %g5 + ldx [%g7 + %g5], %g5 + mov 1, %g7 + sllx %g7, %g2, %g7 + andcc %g5, %g7, %g0 + be,pn %xcc, kvmap_dtlb_longpath + +2: sethi %hi(kpte_linear_bitmap), %g2 + or %g2, %lo(kpte_linear_bitmap), %g2 + + /* Get the 256MB physical address index. */ sllx %g4, 21, %g5 mov 1, %g7 srlx %g5, 21 + 28, %g5 diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c index 2c0cc72..b75bf50 100644 --- a/arch/sparc/kernel/nmi.c +++ b/arch/sparc/kernel/nmi.c @@ -103,7 +103,7 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs) } if (!touched && __get_cpu_var(last_irq_sum) == sum) { local_inc(&__get_cpu_var(alert_counter)); - if (local_read(&__get_cpu_var(alert_counter)) == 5 * nmi_hz) + if (local_read(&__get_cpu_var(alert_counter)) == 30 * nmi_hz) die_nmi("BUG: NMI Watchdog detected LOCKUP", regs, panic_on_timeout); } else { diff --git a/arch/sparc/kernel/sys32.S b/arch/sparc/kernel/sys32.S index f061c4d..de8e9b5 100644 --- a/arch/sparc/kernel/sys32.S +++ b/arch/sparc/kernel/sys32.S @@ -134,7 +134,7 @@ SIGN1(sys32_getpeername, sys_getpeername, %o0) SIGN1(sys32_getsockname, sys_getsockname, %o0) SIGN2(sys32_ioprio_get, sys_ioprio_get, %o0, %o1) SIGN3(sys32_ioprio_set, sys_ioprio_set, %o0, %o1, %o2) -SIGN2(sys32_splice, sys_splice, %o0, %o1) +SIGN2(sys32_splice, sys_splice, %o0, %o2) SIGN2(sys32_sync_file_range, compat_sync_file_range, %o0, %o5) SIGN2(sys32_tee, sys_tee, %o0, %o1) SIGN1(sys32_vmsplice, compat_sys_vmsplice, %o0) diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index f26a352..397a99d 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -145,7 +145,8 @@ static void __init read_obp_memory(const char *property, cmp_p64, NULL); } -unsigned long *sparc64_valid_addr_bitmap __read_mostly; +unsigned long sparc64_valid_addr_bitmap[VALID_ADDR_BITMAP_BYTES / + sizeof(unsigned long)]; EXPORT_SYMBOL(sparc64_valid_addr_bitmap); /* Kernel physical address base and size in bytes. */ @@ -1876,7 +1877,7 @@ static int pavail_rescan_ents __initdata; * memory list again, and make sure it provides at least as much * memory as 'pavail' does. */ -static void __init setup_valid_addr_bitmap_from_pavail(void) +static void __init setup_valid_addr_bitmap_from_pavail(unsigned long *bitmap) { int i; @@ -1899,8 +1900,7 @@ static void __init setup_valid_addr_bitmap_from_pavail(void) if (new_start <= old_start && new_end >= (old_start + PAGE_SIZE)) { - set_bit(old_start >> 22, - sparc64_valid_addr_bitmap); + set_bit(old_start >> 22, bitmap); goto do_next_page; } } @@ -1921,20 +1921,21 @@ static void __init setup_valid_addr_bitmap_from_pavail(void) } } +static void __init patch_tlb_miss_handler_bitmap(void) +{ + extern unsigned int valid_addr_bitmap_insn[]; + extern unsigned int valid_addr_bitmap_patch[]; + + valid_addr_bitmap_insn[1] = valid_addr_bitmap_patch[1]; + mb(); + valid_addr_bitmap_insn[0] = valid_addr_bitmap_patch[0]; + flushi(&valid_addr_bitmap_insn[0]); +} + void __init mem_init(void) { unsigned long codepages, datapages, initpages; unsigned long addr, last; - int i; - - i = last_valid_pfn >> ((22 - PAGE_SHIFT) + 6); - i += 1; - sparc64_valid_addr_bitmap = (unsigned long *) alloc_bootmem(i << 3); - if (sparc64_valid_addr_bitmap == NULL) { - prom_printf("mem_init: Cannot alloc valid_addr_bitmap.\n"); - prom_halt(); - } - memset(sparc64_valid_addr_bitmap, 0, i << 3); addr = PAGE_OFFSET + kern_base; last = PAGE_ALIGN(kern_size) + addr; @@ -1943,15 +1944,19 @@ void __init mem_init(void) addr += PAGE_SIZE; } - setup_valid_addr_bitmap_from_pavail(); + setup_valid_addr_bitmap_from_pavail(sparc64_valid_addr_bitmap); + patch_tlb_miss_handler_bitmap(); high_memory = __va(last_valid_pfn << PAGE_SHIFT); #ifdef CONFIG_NEED_MULTIPLE_NODES - for_each_online_node(i) { - if (NODE_DATA(i)->node_spanned_pages != 0) { - totalram_pages += - free_all_bootmem_node(NODE_DATA(i)); + { + int i; + for_each_online_node(i) { + if (NODE_DATA(i)->node_spanned_pages != 0) { + totalram_pages += + free_all_bootmem_node(NODE_DATA(i)); + } } } #else diff --git a/arch/sparc/mm/init_64.h b/arch/sparc/mm/init_64.h index 1606387..c2f772d 100644 --- a/arch/sparc/mm/init_64.h +++ b/arch/sparc/mm/init_64.h @@ -5,10 +5,13 @@ * marked non-static so that assembler code can get at them. */ -#define MAX_PHYS_ADDRESS (1UL << 42UL) -#define KPTE_BITMAP_CHUNK_SZ (256UL * 1024UL * 1024UL) +#define MAX_PHYS_ADDRESS (1UL << 41UL) +#define KPTE_BITMAP_CHUNK_SZ (256UL * 1024UL * 1024UL) #define KPTE_BITMAP_BYTES \ ((MAX_PHYS_ADDRESS / KPTE_BITMAP_CHUNK_SZ) / 8) +#define VALID_ADDR_BITMAP_CHUNK_SZ (4UL * 1024UL * 1024UL) +#define VALID_ADDR_BITMAP_BYTES \ + ((MAX_PHYS_ADDRESS / VALID_ADDR_BITMAP_CHUNK_SZ) / 8) extern unsigned long kern_linear_pte_xor[2]; extern unsigned long kpte_linear_bitmap[KPTE_BITMAP_BYTES / sizeof(unsigned long)]; diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c index eedffb4..39fc6af 100644 --- a/arch/sparc/prom/misc_64.c +++ b/arch/sparc/prom/misc_64.c @@ -88,7 +88,7 @@ void prom_cmdline(void) /* Drop into the prom, but completely terminate the program. * No chance of continuing. */ -void prom_halt(void) +void notrace prom_halt(void) { #ifdef CONFIG_SUN_LDOMS if (ldom_domaining_enabled) diff --git a/arch/sparc/prom/printf.c b/arch/sparc/prom/printf.c index 660943e..ca86926 100644 --- a/arch/sparc/prom/printf.c +++ b/arch/sparc/prom/printf.c @@ -14,14 +14,14 @@ */ #include <linux/kernel.h> +#include <linux/compiler.h> #include <asm/openprom.h> #include <asm/oplib.h> static char ppbuf[1024]; -void -prom_write(const char *buf, unsigned int n) +void notrace prom_write(const char *buf, unsigned int n) { char ch; @@ -33,8 +33,7 @@ prom_write(const char *buf, unsigned int n) } } -void -prom_printf(const char *fmt, ...) +void notrace prom_printf(const char *fmt, ...) { va_list args; int i; diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c index 14ce11e..0083296 100644 --- a/drivers/md/dm-exception-store.c +++ b/drivers/md/dm-exception-store.c @@ -171,6 +171,14 @@ static int set_chunk_size(struct dm_exception_store *store, */ chunk_size_ulong = round_up(chunk_size_ulong, PAGE_SIZE >> 9); + return dm_exception_store_set_chunk_size(store, chunk_size_ulong, + error); +} + +int dm_exception_store_set_chunk_size(struct dm_exception_store *store, + unsigned long chunk_size_ulong, + char **error) +{ /* Check chunk_size is a power of 2 */ if (!is_power_of_2(chunk_size_ulong)) { *error = "Chunk size is not a power of 2"; @@ -183,6 +191,11 @@ static int set_chunk_size(struct dm_exception_store *store, return -EINVAL; } + if (chunk_size_ulong > INT_MAX >> SECTOR_SHIFT) { + *error = "Chunk size is too high"; + return -EINVAL; + } + store->chunk_size = chunk_size_ulong; store->chunk_mask = chunk_size_ulong - 1; store->chunk_shift = ffs(chunk_size_ulong) - 1; diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h index 96a796b..43658dd 100644 --- a/drivers/md/dm-exception-store.h +++ b/drivers/md/dm-exception-store.h @@ -168,6 +168,10 @@ static inline chunk_t sector_to_chunk(struct dm_exception_store *store, int dm_exception_store_type_register(struct dm_exception_store_type *type); int dm_exception_store_type_unregister(struct dm_exception_store_type *type); +int dm_exception_store_set_chunk_size(struct dm_exception_store *store, + unsigned long chunk_size_ulong, + char **error); + int dm_exception_store_create(struct dm_target *ti, int argc, char **argv, unsigned *args_used, struct dm_exception_store **store); diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index d8d31b8..a2cf5cf 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -648,7 +648,13 @@ static void do_writes(struct mirror_set *ms, struct bio_list *writes) */ dm_rh_inc_pending(ms->rh, &sync); dm_rh_inc_pending(ms->rh, &nosync); - ms->log_failure = dm_rh_flush(ms->rh) ? 1 : 0; + + /* + * If the flush fails on a previous call and succeeds here, + * we must not reset the log_failure variable. We need + * userspace interaction to do that. + */ + ms->log_failure = dm_rh_flush(ms->rh) ? 1 : ms->log_failure; /* * Dispatch io. diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c index e75c6dd..aa02fe5 100644 --- a/drivers/md/dm-snap-persistent.c +++ b/drivers/md/dm-snap-persistent.c @@ -106,6 +106,13 @@ struct pstore { void *zero_area; /* + * An area used for header. The header can be written + * concurrently with metadata (when invalidating the snapshot), + * so it needs a separate buffer. + */ + void *header_area; + + /* * Used to keep track of which metadata area the data in * 'chunk' refers to. */ @@ -148,16 +155,27 @@ static int alloc_area(struct pstore *ps) */ ps->area = vmalloc(len); if (!ps->area) - return r; + goto err_area; ps->zero_area = vmalloc(len); - if (!ps->zero_area) { - vfree(ps->area); - return r; - } + if (!ps->zero_area) + goto err_zero_area; memset(ps->zero_area, 0, len); + ps->header_area = vmalloc(len); + if (!ps->header_area) + goto err_header_area; + return 0; + +err_header_area: + vfree(ps->zero_area); + +err_zero_area: + vfree(ps->area); + +err_area: + return r; } static void free_area(struct pstore *ps) @@ -169,6 +187,10 @@ static void free_area(struct pstore *ps) if (ps->zero_area) vfree(ps->zero_area); ps->zero_area = NULL; + + if (ps->header_area) + vfree(ps->header_area); + ps->header_area = NULL; } struct mdata_req { @@ -188,7 +210,8 @@ static void do_metadata(struct work_struct *work) /* * Read or write a chunk aligned and sized block of data from a device. */ -static int chunk_io(struct pstore *ps, chunk_t chunk, int rw, int metadata) +static int chunk_io(struct pstore *ps, void *area, chunk_t chunk, int rw, + int metadata) { struct dm_io_region where = { .bdev = ps->store->cow->bdev, @@ -198,7 +221,7 @@ static int chunk_io(struct pstore *ps, chunk_t chunk, int rw, int metadata) struct dm_io_request io_req = { .bi_rw = rw, .mem.type = DM_IO_VMA, - .mem.ptr.vma = ps->area, + .mem.ptr.vma = area, .client = ps->io_client, .notify.fn = NULL, }; @@ -240,7 +263,7 @@ static int area_io(struct pstore *ps, int rw) chunk = area_location(ps, ps->current_area); - r = chunk_io(ps, chunk, rw, 0); + r = chunk_io(ps, ps->area, chunk, rw, 0); if (r) return r; @@ -254,20 +277,7 @@ static void zero_memory_area(struct pstore *ps) static int zero_disk_area(struct pstore *ps, chunk_t area) { - struct dm_io_region where = { - .bdev = ps->store->cow->bdev, - .sector = ps->store->chunk_size * area_location(ps, area), - .count = ps->store->chunk_size, - }; - struct dm_io_request io_req = { - .bi_rw = WRITE, - .mem.type = DM_IO_VMA, - .mem.ptr.vma = ps->zero_area, - .client = ps->io_client, - .notify.fn = NULL, - }; - - return dm_io(&io_req, 1, &where, NULL); + return chunk_io(ps, ps->zero_area, area_location(ps, area), WRITE, 0); } static int read_header(struct pstore *ps, int *new_snapshot) @@ -276,6 +286,7 @@ static int read_header(struct pstore *ps, int *new_snapshot) struct disk_header *dh; chunk_t chunk_size; int chunk_size_supplied = 1; + char *chunk_err; /* * Use default chunk size (or hardsect_size, if larger) if none supplied @@ -297,11 +308,11 @@ static int read_header(struct pstore *ps, int *new_snapshot) if (r) return r; - r = chunk_io(ps, 0, READ, 1); + r = chunk_io(ps, ps->header_area, 0, READ, 1); if (r) goto bad; - dh = (struct disk_header *) ps->area; + dh = ps->header_area; if (le32_to_cpu(dh->magic) == 0) { *new_snapshot = 1; @@ -319,20 +330,25 @@ static int read_header(struct pstore *ps, int *new_snapshot) ps->version = le32_to_cpu(dh->version); chunk_size = le32_to_cpu(dh->chunk_size); - if (!chunk_size_supplied || ps->store->chunk_size == chunk_size) + if (ps->store->chunk_size == chunk_size) return 0; - DMWARN("chunk size %llu in device metadata overrides " - "table chunk size of %llu.", - (unsigned long long)chunk_size, - (unsigned long long)ps->store->chunk_size); + if (chunk_size_supplied) + DMWARN("chunk size %llu in device metadata overrides " + "table chunk size of %llu.", + (unsigned long long)chunk_size, + (unsigned long long)ps->store->chunk_size); /* We had a bogus chunk_size. Fix stuff up. */ free_area(ps); - ps->store->chunk_size = chunk_size; - ps->store->chunk_mask = chunk_size - 1; - ps->store->chunk_shift = ffs(chunk_size) - 1; + r = dm_exception_store_set_chunk_size(ps->store, chunk_size, + &chunk_err); + if (r) { + DMERR("invalid on-disk chunk size %llu: %s.", + (unsigned long long)chunk_size, chunk_err); + return r; + } r = dm_io_client_resize(sectors_to_pages(ps->store->chunk_size), ps->io_client); @@ -351,15 +367,15 @@ static int write_header(struct pstore *ps) { struct disk_header *dh; - memset(ps->area, 0, ps->store->chunk_size << SECTOR_SHIFT); + memset(ps->header_area, 0, ps->store->chunk_size << SECTOR_SHIFT); - dh = (struct disk_header *) ps->area; + dh = ps->header_area; dh->magic = cpu_to_le32(SNAP_MAGIC); dh->valid = cpu_to_le32(ps->valid); dh->version = cpu_to_le32(ps->version); dh->chunk_size = cpu_to_le32(ps->store->chunk_size); - return chunk_io(ps, 0, WRITE, 1); + return chunk_io(ps, ps->header_area, 0, WRITE, 1); } /* @@ -679,6 +695,8 @@ static int persistent_ctr(struct dm_exception_store *store, ps->valid = 1; ps->version = SNAPSHOT_DISK_VERSION; ps->area = NULL; + ps->zero_area = NULL; + ps->header_area = NULL; ps->next_free = 2; /* skipping the header and first area */ ps->current_committed = 0; diff --git a/drivers/net/e100.c b/drivers/net/e100.c index 014dfb6..53e8252 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -1764,7 +1764,7 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx, nic->ru_running = RU_SUSPENDED; pci_dma_sync_single_for_device(nic->pdev, rx->dma_addr, sizeof(struct rfd), - PCI_DMA_BIDIRECTIONAL); + PCI_DMA_FROMDEVICE); return -ENODATA; } diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 8ee9142..ae898f7 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -1383,7 +1383,7 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb) /* create a fragment for each channel */ bits = B; - while (nfree > 0 && len > 0) { + while (len > 0) { list = list->next; if (list == &ppp->channels) { i = 0; @@ -1430,29 +1430,31 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb) *otherwise divide it according to the speed *of the channel we are going to transmit on */ - if (pch->speed == 0) { - flen = totlen/nfree ; - if (nbigger > 0) { - flen++; - nbigger--; - } - } else { - flen = (((totfree - nzero)*(totlen + hdrlen*totfree)) / - ((totspeed*totfree)/pch->speed)) - hdrlen; - if (nbigger > 0) { - flen += ((totfree - nzero)*pch->speed)/totspeed; - nbigger -= ((totfree - nzero)*pch->speed)/ + if (nfree > 0) { + if (pch->speed == 0) { + flen = totlen/nfree ; + if (nbigger > 0) { + flen++; + nbigger--; + } + } else { + flen = (((totfree - nzero)*(totlen + hdrlen*totfree)) / + ((totspeed*totfree)/pch->speed)) - hdrlen; + if (nbigger > 0) { + flen += ((totfree - nzero)*pch->speed)/totspeed; + nbigger -= ((totfree - nzero)*pch->speed)/ totspeed; + } } + nfree--; } - nfree--; /* *check if we are on the last channel or *we exceded the lenght of the data to *fragment */ - if ((nfree == 0) || (flen > len)) + if ((nfree <= 0) || (flen > len)) flen = len; /* *it is not worth to tx on slow channels: @@ -1466,7 +1468,7 @@ static int ppp_mp_explode(struct ppp *ppp, struct sk_buff *skb) continue; } - mtu = pch->chan->mtu + 2 - hdrlen; + mtu = pch->chan->mtu - hdrlen; if (mtu < 4) mtu = 4; if (flen > mtu) diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c index 5b07dd8..72be141 100644 --- a/drivers/net/pppol2tp.c +++ b/drivers/net/pppol2tp.c @@ -2682,6 +2682,7 @@ out_unregister_pppol2tp_proto: static void __exit pppol2tp_exit(void) { unregister_pppox_proto(PX_PROTO_OL2TP); + unregister_pernet_gen_device(pppol2tp_net_id, &pppol2tp_net_ops); proto_unregister(&pppol2tp_sk_proto); } diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index b497daa..bba9bb0 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -595,6 +595,29 @@ int pci_iov_resource_bar(struct pci_dev *dev, int resno, } /** + * pci_sriov_resource_alignment - get resource alignment for VF BAR + * @dev: the PCI device + * @resno: the resource number + * + * Returns the alignment of the VF BAR found in the SR-IOV capability. + * This is not the same as the resource size which is defined as + * the VF BAR size multiplied by the number of VFs. The alignment + * is just the VF BAR size. + */ +int pci_sriov_resource_alignment(struct pci_dev *dev, int resno) +{ + struct resource tmp; + enum pci_bar_type type; + int reg = pci_iov_resource_bar(dev, resno, &type); + + if (!reg) + return 0; + + __pci_read_base(dev, type, &tmp, reg); + return resource_alignment(&tmp); +} + +/** * pci_restore_iov_state - restore the state of the IOV capability * @dev: the PCI device */ diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index d03f6b9..04d126b 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -234,6 +234,7 @@ extern int pci_iov_init(struct pci_dev *dev); extern void pci_iov_release(struct pci_dev *dev); extern int pci_iov_resource_bar(struct pci_dev *dev, int resno, enum pci_bar_type *type); +extern int pci_sriov_resource_alignment(struct pci_dev *dev, int resno); extern void pci_restore_iov_state(struct pci_dev *dev); extern int pci_iov_bus_range(struct pci_bus *bus); #else @@ -259,4 +260,16 @@ static inline int pci_iov_bus_range(struct pci_bus *bus) } #endif /* CONFIG_PCI_IOV */ +static inline int pci_resource_alignment(struct pci_dev *dev, + struct resource *res) +{ +#ifdef CONFIG_PCI_IOV + int resno = res - dev->resource; + + if (resno >= PCI_IOV_RESOURCES && resno <= PCI_IOV_RESOURCE_END) + return pci_sriov_resource_alignment(dev, resno); +#endif + return resource_alignment(res); +} + #endif /* DRIVERS_PCI_H */ diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index a00f854..e693948 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -25,7 +25,7 @@ #include <linux/ioport.h> #include <linux/cache.h> #include <linux/slab.h> - +#include "pci.h" static void pbus_assign_resources_sorted(const struct pci_bus *bus) { @@ -355,7 +355,7 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, unsigned long continue; r_size = resource_size(r); /* For bridges size != alignment */ - align = resource_alignment(r); + align = pci_resource_alignment(dev, r); order = __ffs(align) - 20; if (order > 11) { dev_warn(&dev->dev, "BAR %d bad alignment %llx: " diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 3039fcb..cfec5f3 100644 --- a/drivers/pci/setup-res.c +++ b/drivers/pci/setup-res.c @@ -145,7 +145,7 @@ int pci_assign_resource(struct pci_dev *dev, int resno) size = resource_size(res); min = (res->flags & IORESOURCE_IO) ? PCIBIOS_MIN_IO : PCIBIOS_MIN_MEM; - align = resource_alignment(res); + align = pci_resource_alignment(dev, res); if (!align) { dev_info(&dev->dev, "BAR %d: can't allocate resource (bogus " "alignment) %pR flags %#lx\n", @@ -236,7 +236,7 @@ void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head) if (!(r->flags) || r->parent) continue; - r_align = resource_alignment(r); + r_align = pci_resource_alignment(dev, r); if (!r_align) { dev_warn(&dev->dev, "BAR %d: bogus alignment " "%pR flags %#lx\n", @@ -248,7 +248,7 @@ void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head) struct resource_list *ln = list->next; if (ln) - align = resource_alignment(ln->res); + align = pci_resource_alignment(ln->dev, ln->res); if (r_align > align) { tmp = kmalloc(sizeof(*tmp), GFP_KERNEL); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 8404423..d8e1d15 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1902,24 +1902,6 @@ static void sd_probe_async(void *data, async_cookie_t cookie) index = sdkp->index; dev = &sdp->sdev_gendev; - if (!sdp->request_queue->rq_timeout) { - if (sdp->type != TYPE_MOD) - blk_queue_rq_timeout(sdp->request_queue, SD_TIMEOUT); - else - blk_queue_rq_timeout(sdp->request_queue, - SD_MOD_TIMEOUT); - } - - device_initialize(&sdkp->dev); - sdkp->dev.parent = &sdp->sdev_gendev; - sdkp->dev.class = &sd_disk_class; - dev_set_name(&sdkp->dev, dev_name(&sdp->sdev_gendev)); - - if (device_add(&sdkp->dev)) - goto out_free_index; - - get_device(&sdp->sdev_gendev); - if (index < SD_MAX_DISKS) { gd->major = sd_major((index & 0xf0) >> 4); gd->first_minor = ((index & 0xf) << 4) | (index & 0xfff00); @@ -1954,11 +1936,6 @@ static void sd_probe_async(void *data, async_cookie_t cookie) sd_printk(KERN_NOTICE, sdkp, "Attached SCSI %sdisk\n", sdp->removable ? "removable " : ""); - - return; - - out_free_index: - ida_remove(&sd_index_ida, index); } /** @@ -2026,6 +2003,24 @@ static int sd_probe(struct device *dev) sdkp->openers = 0; sdkp->previous_state = 1; + if (!sdp->request_queue->rq_timeout) { + if (sdp->type != TYPE_MOD) + blk_queue_rq_timeout(sdp->request_queue, SD_TIMEOUT); + else + blk_queue_rq_timeout(sdp->request_queue, + SD_MOD_TIMEOUT); + } + + device_initialize(&sdkp->dev); + sdkp->dev.parent = &sdp->sdev_gendev; + sdkp->dev.class = &sd_disk_class; + dev_set_name(&sdkp->dev, dev_name(&sdp->sdev_gendev)); + + if (device_add(&sdkp->dev)) + goto out_free_index; + + get_device(&sdp->sdev_gendev); + async_schedule(sd_probe_async, sdkp); return 0; @@ -2055,8 +2050,10 @@ static int sd_probe(struct device *dev) **/ static int sd_remove(struct device *dev) { - struct scsi_disk *sdkp = dev_get_drvdata(dev); + struct scsi_disk *sdkp; + async_synchronize_full(); + sdkp = dev_get_drvdata(dev); device_del(&sdkp->dev); del_gendisk(sdkp->disk); sd_shutdown(dev); diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c index d9a721e..5ef7bac 100644 --- a/fs/jffs2/wbuf.c +++ b/fs/jffs2/wbuf.c @@ -1268,10 +1268,20 @@ int jffs2_nor_wbuf_flash_setup(struct jffs2_sb_info *c) { if (!c->wbuf) return -ENOMEM; +#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY + c->wbuf_verify = kmalloc(c->wbuf_pagesize, GFP_KERNEL); + if (!c->wbuf_verify) { + kfree(c->wbuf); + return -ENOMEM; + } +#endif return 0; } void jffs2_nor_wbuf_flash_cleanup(struct jffs2_sb_info *c) { +#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY + kfree(c->wbuf_verify); +#endif kfree(c->wbuf); } diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c index 4cc07b2..b55f31c 100644 --- a/fs/nilfs2/btnode.c +++ b/fs/nilfs2/btnode.c @@ -206,6 +206,7 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc, * We cannot call radix_tree_preload for the kernels older * than 2.6.23, because it is not exported for modules. */ +retry: err = radix_tree_preload(GFP_NOFS & ~__GFP_HIGHMEM); if (err) goto failed_unlock; @@ -216,7 +217,6 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc, (unsigned long long)oldkey, (unsigned long long)newkey); -retry: spin_lock_irq(&btnc->tree_lock); err = radix_tree_insert(&btnc->page_tree, newkey, obh->b_page); spin_unlock_irq(&btnc->tree_lock); diff --git a/mm/slub.c b/mm/slub.c index 253016d..0b95a6c 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -2490,8 +2490,6 @@ static inline int kmem_cache_close(struct kmem_cache *s) */ void kmem_cache_destroy(struct kmem_cache *s) { - if (s->flags & SLAB_DESTROY_BY_RCU) - rcu_barrier(); down_write(&slub_lock); s->refcount--; if (!s->refcount) { @@ -2502,6 +2500,8 @@ void kmem_cache_destroy(struct kmem_cache *s) "still has objects.\n", s->name, __func__); dump_stack(); } + if (s->flags & SLAB_DESTROY_BY_RCU) + rcu_barrier(); sysfs_slab_remove(s); } else up_write(&slub_lock); diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index e3bebd3..33a3314 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -498,7 +498,7 @@ int net_assign_generic(struct net *net, int id, void *data) */ ng->len = id; - memcpy(&ng->ptr, &old_ng->ptr, old_ng->len); + memcpy(&ng->ptr, &old_ng->ptr, old_ng->len * sizeof(void*)); rcu_assign_pointer(net->gen, ng); call_rcu(&old_ng->rcu, net_generic_release); diff --git a/net/dccp/proto.c b/net/dccp/proto.c index 314a1b5..8e1da25 100644 --- a/net/dccp/proto.c +++ b/net/dccp/proto.c @@ -1159,6 +1159,7 @@ static void __exit dccp_fini(void) kmem_cache_destroy(dccp_hashinfo.bind_bucket_cachep); dccp_ackvec_exit(); dccp_sysctl_exit(); + percpu_counter_destroy(&dccp_orphan_count); } module_init(dccp_init); diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index e62510d..3491c93 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -952,7 +952,7 @@ static int ipgre_tunnel_bind_dev(struct net_device *dev) addend += 4; } dev->needed_headroom = addend + hlen; - mtu -= dev->hard_header_len - addend; + mtu -= dev->hard_header_len + addend; if (mtu < 68) mtu = 68; diff --git a/sound/pci/oxygen/oxygen_lib.c b/sound/pci/oxygen/oxygen_lib.c index 312251d..9a8936e 100644 --- a/sound/pci/oxygen/oxygen_lib.c +++ b/sound/pci/oxygen/oxygen_lib.c @@ -260,6 +260,9 @@ oxygen_search_pci_id(struct oxygen *chip, const struct pci_device_id ids[]) * chip didn't if the first EEPROM word was overwritten. */ subdevice = oxygen_read_eeprom(chip, 2); + /* use default ID if EEPROM is missing */ + if (subdevice == 0xffff) + subdevice = 0x8788; /* * We use only the subsystem device ID for searching because it is * unique even without the subsystem vendor ID, which may have been diff --git a/sound/pci/oxygen/oxygen_pcm.c b/sound/pci/oxygen/oxygen_pcm.c index c262049..8c6829b 100644 --- a/sound/pci/oxygen/oxygen_pcm.c +++ b/sound/pci/oxygen/oxygen_pcm.c @@ -469,9 +469,11 @@ static int oxygen_multich_hw_params(struct snd_pcm_substream *substream, oxygen_write16_masked(chip, OXYGEN_I2S_MULTICH_FORMAT, oxygen_rate(hw_params) | chip->model.dac_i2s_format | + oxygen_i2s_mclk(hw_params) | oxygen_i2s_bits(hw_params), OXYGEN_I2S_RATE_MASK | OXYGEN_I2S_FORMAT_MASK | + OXYGEN_I2S_MCLK_MASK | OXYGEN_I2S_BITS_MASK); oxygen_update_dac_routing(chip); oxygen_update_spdif_source(chip);
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