On 24/12/14 12:22, Kirill A. Shutemov wrote:
> We've replaced remap_file_pages(2) implementation with emulation.
> Nobody creates non-linear mapping anymore.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
> Cc: James Hogan <james.hogan@xxxxxxxxxx>
Acked-by: James Hogan <james.hogan@xxxxxxxxxx>
Cheers
James
> ---
> arch/metag/include/asm/pgtable.h | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/arch/metag/include/asm/pgtable.h b/arch/metag/include/asm/pgtable.h
> index 0d9dc5487296..d0604c0a8702 100644
> --- a/arch/metag/include/asm/pgtable.h
> +++ b/arch/metag/include/asm/pgtable.h
> @@ -47,7 +47,6 @@
> */
> #define _PAGE_ACCESSED _PAGE_ALWAYS_ZERO_1
> #define _PAGE_DIRTY _PAGE_ALWAYS_ZERO_2
> -#define _PAGE_FILE _PAGE_ALWAYS_ZERO_3
>
> /* Pages owned, and protected by, the kernel. */
> #define _PAGE_KERNEL _PAGE_PRIV
> @@ -219,7 +218,6 @@ extern unsigned long empty_zero_page;
> static inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_WRITE; }
> static inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; }
> static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; }
> -static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; }
> static inline int pte_special(pte_t pte) { return 0; }
>
> static inline pte_t pte_wrprotect(pte_t pte) { pte_val(pte) &= (~_PAGE_WRITE); return pte; }
> @@ -327,10 +325,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma,
> #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
> #define __swp_entry_to_pte(x) ((pte_t) { (x).val })
>
> -#define PTE_FILE_MAX_BITS 22
> -#define pte_to_pgoff(x) (pte_val(x) >> 10)
> -#define pgoff_to_pte(x) __pte(((x) << 10) | _PAGE_FILE)
> -
> #define kern_addr_valid(addr) (1)
>
> /*
>
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