diff options
| author | Akinobu Mita <akinobu.mita@gmail.com> | 2011-01-20 06:32:14 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-01-21 08:11:12 -0500 |
| commit | cc67ba6352ecbf6891083a18f8c78fa639ebd274 (patch) | |
| tree | 728c4783f72b50cc8ef7b1af62c7e376efe409d6 /arch | |
| parent | fb87ec382f9d95469df494bdee9db922594f5cd4 (diff) | |
x86: Use asm-generic/cacheflush.h
The implementation of the cache flushing interfaces on the x86
is identical with the default implementation in asm-generic.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: arnd@arndb.de
LKML-Reference: <1295523136-4277-2-git-send-email-akinobu.mita@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/cacheflush.h | 42 |
1 files changed, 1 insertions, 41 deletions
diff --git a/arch/x86/include/asm/cacheflush.h b/arch/x86/include/asm/cacheflush.h index 63e35ec9075..62f084478f7 100644 --- a/arch/x86/include/asm/cacheflush.h +++ b/arch/x86/include/asm/cacheflush.h | |||
| @@ -1,48 +1,8 @@ | |||
| 1 | #ifndef _ASM_X86_CACHEFLUSH_H | 1 | #ifndef _ASM_X86_CACHEFLUSH_H |
| 2 | #define _ASM_X86_CACHEFLUSH_H | 2 | #define _ASM_X86_CACHEFLUSH_H |
| 3 | 3 | ||
| 4 | /* Keep includes the same across arches. */ | ||
| 5 | #include <linux/mm.h> | ||
| 6 | |||
| 7 | /* Caches aren't brain-dead on the intel. */ | 4 | /* Caches aren't brain-dead on the intel. */ |
| 8 | static inline void flush_cache_all(void) { } | 5 | #include <asm-generic/cacheflush.h> |
| 9 | static inline void flush_cache_mm(struct mm_struct *mm) { } | ||
| 10 | static inline void flush_cache_dup_mm(struct mm_struct *mm) { } | ||
| 11 | static inline void flush_cache_range(struct vm_area_struct *vma, | ||
| 12 | unsigned long start, unsigned long end) { } | ||
| 13 | static inline void flush_cache_page(struct vm_area_struct *vma, | ||
| 14 | unsigned long vmaddr, unsigned long pfn) { } | ||
| 15 | #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 | ||
| 16 | static inline void flush_dcache_page(struct page *page) { } | ||
| 17 | static inline void flush_dcache_mmap_lock(struct address_space *mapping) { } | ||
| 18 | static inline void flush_dcache_mmap_unlock(struct address_space *mapping) { } | ||
| 19 | static inline void flush_icache_range(unsigned long start, | ||
| 20 | unsigned long end) { } | ||
| 21 | static inline void flush_icache_page(struct vm_area_struct *vma, | ||
| 22 | struct page *page) { } | ||
| 23 | static inline void flush_icache_user_range(struct vm_area_struct *vma, | ||
| 24 | struct page *page, | ||
| 25 | unsigned long addr, | ||
| 26 | unsigned long len) { } | ||
| 27 | static inline void flush_cache_vmap(unsigned long start, unsigned long end) { } | ||
| 28 | static inline void flush_cache_vunmap(unsigned long start, | ||
| 29 | unsigned long end) { } | ||
| 30 | |||
| 31 | static inline void copy_to_user_page(struct vm_area_struct *vma, | ||
| 32 | struct page *page, unsigned long vaddr, | ||
| 33 | void *dst, const void *src, | ||
| 34 | unsigned long len) | ||
| 35 | { | ||
| 36 | memcpy(dst, src, len); | ||
| 37 | } | ||
| 38 | |||
| 39 | static inline void copy_from_user_page(struct vm_area_struct *vma, | ||
| 40 | struct page *page, unsigned long vaddr, | ||
| 41 | void *dst, const void *src, | ||
| 42 | unsigned long len) | ||
| 43 | { | ||
| 44 | memcpy(dst, src, len); | ||
| 45 | } | ||
| 46 | 6 | ||
| 47 | #ifdef CONFIG_X86_PAT | 7 | #ifdef CONFIG_X86_PAT |
| 48 | /* | 8 | /* |