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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2015-02-10 14:11:20 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-02-10 14:30:33 -0800 |
| commit | 40171798fe11a6dc1d963058b097b2c4c9d34a9c (patch) | |
| tree | f38e87814df5c4febb8713d885a20fd604f07d99 /arch/unicore32 | |
| parent | 3513006a5691ae3629eef9ddef0b71a47c40dfbc (diff) | |
| download | lwn-40171798fe11a6dc1d963058b097b2c4c9d34a9c.tar.gz lwn-40171798fe11a6dc1d963058b097b2c4c9d34a9c.zip | |
unicore32: drop pte_file()-related helpers
We've replaced remap_file_pages(2) implementation with emulation. Nobody
creates non-linear mapping anymore.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/unicore32')
| -rw-r--r-- | arch/unicore32/include/asm/pgtable-hwdef.h | 1 | ||||
| -rw-r--r-- | arch/unicore32/include/asm/pgtable.h | 14 |
2 files changed, 0 insertions, 15 deletions
diff --git a/arch/unicore32/include/asm/pgtable-hwdef.h b/arch/unicore32/include/asm/pgtable-hwdef.h index 7314e859cca0..e37fa471c2be 100644 --- a/arch/unicore32/include/asm/pgtable-hwdef.h +++ b/arch/unicore32/include/asm/pgtable-hwdef.h @@ -44,7 +44,6 @@ #define PTE_TYPE_INVALID (3 << 0) #define PTE_PRESENT (1 << 2) -#define PTE_FILE (1 << 3) /* only when !PRESENT */ #define PTE_YOUNG (1 << 3) #define PTE_DIRTY (1 << 4) #define PTE_CACHEABLE (1 << 5) diff --git a/arch/unicore32/include/asm/pgtable.h b/arch/unicore32/include/asm/pgtable.h index ed6f7d000fba..818d0f5598e3 100644 --- a/arch/unicore32/include/asm/pgtable.h +++ b/arch/unicore32/include/asm/pgtable.h @@ -283,20 +283,6 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; #define MAX_SWAPFILES_CHECK() \ BUILD_BUG_ON(MAX_SWAPFILES_SHIFT > __SWP_TYPE_BITS) -/* - * Encode and decode a file entry. File entries are stored in the Linux - * page tables as follows: - * - * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 - * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 - * <----------------------- offset ----------------------> 1 0 0 0 - */ -#define pte_file(pte) (pte_val(pte) & PTE_FILE) -#define pte_to_pgoff(x) (pte_val(x) >> 4) -#define pgoff_to_pte(x) __pte(((x) << 4) | PTE_FILE) - -#define PTE_FILE_MAX_BITS 28 - /* Needs to be defined here and not in linux/mm.h, as it is arch dependent */ /* FIXME: this is not correct */ #define kern_addr_valid(addr) (1) |