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-rw-r--r--include/linux/mm.h20
1 files changed, 0 insertions, 20 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 335288bff1b7..fa651609b65d 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -834,7 +834,6 @@ extern int mprotect_fixup(struct vm_area_struct *vma,
834 struct vm_area_struct **pprev, unsigned long start, 834 struct vm_area_struct **pprev, unsigned long start,
835 unsigned long end, unsigned long newflags); 835 unsigned long end, unsigned long newflags);
836 836
837#ifdef CONFIG_HAVE_GET_USER_PAGES_FAST
838/* 837/*
839 * get_user_pages_fast provides equivalent functionality to get_user_pages, 838 * get_user_pages_fast provides equivalent functionality to get_user_pages,
840 * operating on current and current->mm (force=0 and doesn't return any vmas). 839 * operating on current and current->mm (force=0 and doesn't return any vmas).
@@ -848,25 +847,6 @@ extern int mprotect_fixup(struct vm_area_struct *vma,
848int get_user_pages_fast(unsigned long start, int nr_pages, int write, 847int get_user_pages_fast(unsigned long start, int nr_pages, int write,
849 struct page **pages); 848 struct page **pages);
850 849
851#else
852/*
853 * Should probably be moved to asm-generic, and architectures can include it if
854 * they don't implement their own get_user_pages_fast.
855 */
856#define get_user_pages_fast(start, nr_pages, write, pages) \
857({ \
858 struct mm_struct *mm = current->mm; \
859 int ret; \
860 \
861 down_read(&mm->mmap_sem); \
862 ret = get_user_pages(current, mm, start, nr_pages, \
863 write, 0, pages, NULL); \
864 up_read(&mm->mmap_sem); \
865 \
866 ret; \
867})
868#endif
869
870/* 850/*
871 * A callback you can register to apply pressure to ageable caches. 851 * A callback you can register to apply pressure to ageable caches.
872 * 852 *