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| author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2011-08-17 12:09:53 -0400 |
|---|---|---|
| committer | Nicolas Pitre <nicolas.pitre@linaro.org> | 2011-08-17 12:09:53 -0400 |
| commit | 044c31fdf80ed9d8e6bfb33913d085c3efc6febe (patch) | |
| tree | 9252cd09defdd29742af6b2bd22db72ce252ab1a /include/linux/mm.h | |
| parent | af7a950284af5526a26b4ae4809c1104b4dc47f3 (diff) | |
| parent | c5624f554600ab812fe235690665ee81413cebc3 (diff) | |
Merge commit 'v3.0.2' into linaro-3.0
Diffstat (limited to 'include/linux/mm.h')
| -rw-r--r-- | include/linux/mm.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 1036614df0c..ec6e33d4ed0 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -959,6 +959,8 @@ int invalidate_inode_page(struct page *page); #ifdef CONFIG_MMU extern int handle_mm_fault(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long address, unsigned int flags); +extern int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, + unsigned long address, unsigned int fault_flags); #else static inline int handle_mm_fault(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long address, @@ -968,6 +970,14 @@ static inline int handle_mm_fault(struct mm_struct *mm, BUG(); return VM_FAULT_SIGBUS; } +static inline int fixup_user_fault(struct task_struct *tsk, + struct mm_struct *mm, unsigned long address, + unsigned int fault_flags) +{ + /* should never happen if there's no MMU */ + BUG(); + return -EFAULT; +} #endif extern int make_pages_present(unsigned long addr, unsigned long end); @@ -985,8 +995,6 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm, int get_user_pages_fast(unsigned long start, int nr_pages, int write, struct page **pages); struct page *get_dump_page(unsigned long addr); -extern int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm, - unsigned long address, unsigned int fault_flags); extern int try_to_release_page(struct page * page, gfp_t gfp_mask); extern void do_invalidatepage(struct page *page, unsigned long offset); |