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    Subject[RFC v2][PATCH 04/35] arm: create ptemap.h
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    Signed-off-by: Dave Hansen <dave@linux.vnet.ibm.com>
    ---

    linux-2.6.git-dave/arch/arm/include/asm/pgtable.h | 6 ++----
    linux-2.6.git-dave/arch/arm/include/asm/ptemap.h | 9 +++++++++
    2 files changed, 11 insertions(+), 4 deletions(-)

    diff -puN arch/arm/include/asm/pgtable.h~arm-ptemaph arch/arm/include/asm/pgtable.h
    --- linux-2.6.git/arch/arm/include/asm/pgtable.h~arm-ptemaph 2009-04-30 15:10:54.000000000 -0700
    +++ linux-2.6.git-dave/arch/arm/include/asm/pgtable.h 2009-04-30 15:10:54.000000000 -0700
    @@ -264,10 +264,8 @@ extern struct page *empty_zero_page;
    #define pte_clear(mm,addr,ptep) set_pte_ext(ptep, __pte(0), 0)
    #define pte_page(pte) (pfn_to_page(pte_pfn(pte)))
    #define pte_offset_kernel(dir,addr) (pmd_page_vaddr(*(dir)) + pte_index(addr))
    -#define pte_offset_map(dir,addr) (pmd_page_vaddr(*(dir)) + pte_index(addr))
    -#define pte_offset_map_nested(dir,addr) (pmd_page_vaddr(*(dir)) + pte_index(addr))
    -#define pte_unmap(pte) do { } while (0)
    -#define pte_unmap_nested(pte) do { } while (0)
    +
    +#include <asm/ptemap.h>

    #define set_pte_ext(ptep,pte,ext) cpu_set_pte_ext(ptep,pte,ext)

    diff -puN /dev/null arch/arm/include/asm/ptemap.h
    --- /dev/null 2008-09-02 09:40:19.000000000 -0700
    +++ linux-2.6.git-dave/arch/arm/include/asm/ptemap.h 2009-04-30 15:10:54.000000000 -0700
    @@ -0,0 +1,9 @@
    +#ifndef _ARM_ASM_PTEMAP_H
    +#define _ARM_ASM_PTEMAP_H
    +
    +#define pte_offset_map(dir,addr) (pmd_page_vaddr(*(dir)) + pte_index(addr))
    +#define pte_offset_map_nested(dir,addr) (pmd_page_vaddr(*(dir)) + pte_index(addr))
    +#define pte_unmap(pte) do { } while (0)
    +#define pte_unmap_nested(pte) do { } while (0)
    +
    +#endif /* _ARM_ASM_PTEMAP_H */
    _

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