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    SubjectRe: [PATCH] Clean up asm/pgalloc.h include (mips)
    On Mon, Apr 19, 2004 at 02:21:47PM +0100, Russell King wrote:

    > This patch cleans up needless includes of asm/pgalloc.h from the
    > arch/mips/ subtree. This has not been compile tested, so
    > needs the architecture maintainers (or willing volunteers) to
    > test.
    >
    > Please ensure that at least the first two patches have already
    > been applied to your tree; they can be found at:
    >
    > http://lkml.org/lkml/2004/4/18/86
    > http://lkml.org/lkml/2004/4/18/87
    >
    > This patch is part of a larger patch aiming towards getting the
    > include of asm/pgtable.h out of linux/mm.h, so that asm/pgtable.h
    > can sanely get at things like mm_struct and friends.
    >
    > In the event that any of these files fails to build, chances are
    > you need to include some other header file rather than pgalloc.h.
    > Normally this is either asm/pgtable.h (unlikely), asm/cacheflush.h
    > or asm/tlbflush.h.

    It needed a little fixing for one because of recent changed to the IP27
    code and to keep things building. The updated patch against linux-mips.org's
    cvs which I'm about to checkin, is below.

    Ralf

    Index: arch/mips/baget/baget.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/baget/baget.c,v
    retrieving revision 1.4
    diff -u -r1.4 baget.c
    --- arch/mips/baget/baget.c 6 Aug 2002 00:08:53 -0000 1.4
    +++ arch/mips/baget/baget.c 19 Apr 2004 16:28:55 -0000
    @@ -12,7 +12,6 @@
    #include <asm/bootinfo.h>
    #include <asm/mipsregs.h>
    #include <asm/pgtable.h>
    -#include <asm/pgalloc.h>

    #include <asm/baget/baget.h>

    Index: arch/mips/kernel/irixelf.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/kernel/irixelf.c,v
    retrieving revision 1.54
    diff -u -r1.54 irixelf.c
    --- arch/mips/kernel/irixelf.c 19 Oct 2003 00:50:08 -0000 1.54
    +++ arch/mips/kernel/irixelf.c 19 Apr 2004 16:28:58 -0000
    @@ -31,7 +31,6 @@
    #include <linux/smp_lock.h>

    #include <asm/uaccess.h>
    -#include <asm/pgalloc.h>
    #include <asm/mipsregs.h>
    #include <asm/prctl.h>

    Index: arch/mips/kernel/signal32.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/kernel/signal32.c,v
    retrieving revision 1.10
    diff -u -r1.10 signal32.c
    --- arch/mips/kernel/signal32.c 11 Mar 2004 16:46:43 -0000 1.10
    +++ arch/mips/kernel/signal32.c 19 Apr 2004 16:28:58 -0000
    @@ -21,7 +21,6 @@

    #include <asm/asm.h>
    #include <asm/bitops.h>
    -#include <asm/pgalloc.h>
    #include <asm/sim.h>
    #include <asm/uaccess.h>
    #include <asm/ucontext.h>
    Index: arch/mips/kernel/signal_n32.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/kernel/signal_n32.c,v
    retrieving revision 1.4
    diff -u -r1.4 signal_n32.c
    --- arch/mips/kernel/signal_n32.c 3 Mar 2004 12:54:20 -0000 1.4
    +++ arch/mips/kernel/signal_n32.c 19 Apr 2004 16:28:58 -0000
    @@ -29,7 +29,6 @@

    #include <asm/asm.h>
    #include <asm/bitops.h>
    -#include <asm/pgalloc.h>
    #include <asm/sim.h>
    #include <asm/uaccess.h>
    #include <asm/ucontext.h>
    Index: arch/mips/kernel/sysirix.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/kernel/sysirix.c,v
    retrieving revision 1.58
    diff -u -r1.58 sysirix.c
    --- arch/mips/kernel/sysirix.c 12 Apr 2004 20:23:24 -0000 1.58
    +++ arch/mips/kernel/sysirix.c 19 Apr 2004 16:28:58 -0000
    @@ -33,7 +33,6 @@

    #include <asm/ptrace.h>
    #include <asm/page.h>
    -#include <asm/pgalloc.h>
    #include <asm/uaccess.h>
    #include <asm/inventory.h>

    Index: arch/mips/mm/fault.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/mm/fault.c,v
    retrieving revision 1.52
    diff -u -r1.52 fault.c
    --- arch/mips/mm/fault.c 18 Dec 2003 21:52:33 -0000 1.52
    +++ arch/mips/mm/fault.c 19 Apr 2004 16:28:58 -0000
    @@ -22,7 +22,6 @@

    #include <asm/branch.h>
    #include <asm/hardirq.h>
    -#include <asm/pgalloc.h>
    #include <asm/mmu_context.h>
    #include <asm/system.h>
    #include <asm/uaccess.h>
    Index: arch/mips/mm/init.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/mm/init.c,v
    retrieving revision 1.67
    diff -u -r1.67 init.c
    --- arch/mips/mm/init.c 19 Mar 2004 01:26:10 -0000 1.67
    +++ arch/mips/mm/init.c 19 Apr 2004 16:28:58 -0000
    @@ -29,9 +29,10 @@
    #include <asm/cachectl.h>
    #include <asm/cpu.h>
    #include <asm/dma.h>
    -#include <asm/pgalloc.h>
    #include <asm/mmu_context.h>
    #include <asm/sections.h>
    +#include <asm/pgtable.h>
    +#include <asm/pgalloc.h>
    #include <asm/tlb.h>

    DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
    Index: arch/mips/mm/ioremap.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/mm/ioremap.c,v
    retrieving revision 1.18
    diff -u -r1.18 ioremap.c
    --- arch/mips/mm/ioremap.c 25 Feb 2004 22:09:29 -0000 1.18
    +++ arch/mips/mm/ioremap.c 19 Apr 2004 16:28:58 -0000
    @@ -13,7 +13,6 @@
    #include <linux/vmalloc.h>
    #include <asm/cacheflush.h>
    #include <asm/io.h>
    -#include <asm/pgalloc.h>
    #include <asm/tlbflush.h>

    static inline void remap_area_pte(pte_t * pte, unsigned long address,
    Index: arch/mips/mm/pgtable-64.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/mm/pgtable-64.c,v
    retrieving revision 1.3
    diff -u -r1.3 pgtable-64.c
    --- arch/mips/mm/pgtable-64.c 27 Aug 2003 17:10:00 -0000 1.3
    +++ arch/mips/mm/pgtable-64.c 19 Apr 2004 16:28:58 -0000
    @@ -9,7 +9,6 @@
    #include <linux/init.h>
    #include <linux/mm.h>
    #include <asm/pgtable.h>
    -#include <asm/pgalloc.h>

    void pgd_init(unsigned long page)
    {
    Index: arch/mips/sgi-ip27/ip27-init.c
    ===================================================================
    RCS file: /home/cvs/linux/arch/mips/sgi-ip27/ip27-init.c,v
    retrieving revision 1.58
    diff -u -r1.58 ip27-init.c
    --- arch/mips/sgi-ip27/ip27-init.c 12 Apr 2004 20:23:25 -0000 1.58
    +++ arch/mips/sgi-ip27/ip27-init.c 19 Apr 2004 16:29:00 -0000
    @@ -15,7 +15,6 @@
    #include <linux/cpumask.h>
    #include <asm/cpu.h>
    #include <asm/io.h>
    -#include <asm/pgalloc.h>
    #include <asm/pgtable.h>
    #include <asm/time.h>
    #include <asm/sn/types.h>
    Index: include/asm-mips/pgalloc.h
    ===================================================================
    RCS file: /home/cvs/linux/include/asm-mips/pgalloc.h,v
    retrieving revision 1.30
    diff -u -r1.30 pgalloc.h
    --- include/asm-mips/pgalloc.h 14 Aug 2003 15:54:42 -0000 1.30
    +++ include/asm-mips/pgalloc.h 19 Apr 2004 16:29:02 -0000
    @@ -122,12 +122,6 @@

    #endif

    -/*
    - * Used for the b0rked handling of kernel pagetables on the 64-bit kernel.
    - */
    -extern pte_t kptbl[(PAGE_SIZE << PGD_ORDER)/sizeof(pte_t)];
    -extern pmd_t kpmdtbl[PTRS_PER_PMD];
    -
    #define check_pgt_cache() do { } while (0)

    #endif /* _ASM_PGALLOC_H */
    Index: include/asm-mips/pgtable-64.h
    ===================================================================
    RCS file: /home/cvs/linux/include/asm-mips/pgtable-64.h,v
    retrieving revision 1.11
    diff -u -r1.11 pgtable-64.h
    --- include/asm-mips/pgtable-64.h 5 Jan 2004 23:29:13 -0000 1.11
    +++ include/asm-mips/pgtable-64.h 19 Apr 2004 16:29:02 -0000
    @@ -216,4 +216,10 @@

    typedef pte_t *pte_addr_t;

    +/*
    + * Used for the b0rked handling of kernel pagetables on the 64-bit kernel.
    + */
    +extern pte_t kptbl[(PAGE_SIZE << PGD_ORDER)/sizeof(pte_t)];
    +extern pmd_t kpmdtbl[PTRS_PER_PMD];
    +
    #endif /* _ASM_PGTABLE_64_H */
    -
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