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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-10-05 15:17:45 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-10-05 15:17:45 +0100 |
| commit | f00a75c094c340c4e7435665816c3273c870e849 (patch) | |
| tree | 079eaaa6101806b8b6d3de9cd8ce5df3c69bb286 /arch/arm/include/asm/page.h | |
| parent | 8a0382f6fceaf0c6479e582e1054f36333ea3d24 (diff) | |
ARM: Pass VMA to copy_user_highpage() implementations
Our copy_user_highpage() implementations may require cache maintainence.
Ensure that implementations have all necessary details to perform this
maintainence.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include/asm/page.h')
| -rw-r--r-- | arch/arm/include/asm/page.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h index 3a32af4cce30..a485ac3c8696 100644 --- a/arch/arm/include/asm/page.h +++ b/arch/arm/include/asm/page.h @@ -117,11 +117,12 @@ #endif struct page; +struct vm_area_struct; struct cpu_user_fns { void (*cpu_clear_user_highpage)(struct page *page, unsigned long vaddr); void (*cpu_copy_user_highpage)(struct page *to, struct page *from, - unsigned long vaddr); + unsigned long vaddr, struct vm_area_struct *vma); }; #ifdef MULTI_USER @@ -137,7 +138,7 @@ extern struct cpu_user_fns cpu_user; extern void __cpu_clear_user_highpage(struct page *page, unsigned long vaddr); extern void __cpu_copy_user_highpage(struct page *to, struct page *from, - unsigned long vaddr); + unsigned long vaddr, struct vm_area_struct *vma); #endif #define clear_user_highpage(page,vaddr) \ @@ -145,7 +146,7 @@ extern void __cpu_copy_user_highpage(struct page *to, struct page *from, #define __HAVE_ARCH_COPY_USER_HIGHPAGE #define copy_user_highpage(to,from,vaddr,vma) \ - __cpu_copy_user_highpage(to, from, vaddr) + __cpu_copy_user_highpage(to, from, vaddr, vma) #define clear_page(page) memset((void *)(page), 0, PAGE_SIZE) extern void copy_page(void *to, const void *from); |