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-rw-r--r--include/linux/highmem.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 3d8768b619e9..ea5780b518ef 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -96,6 +96,8 @@ static inline void memclear_highpage_flush(struct page *page, unsigned int offse
96 kunmap_atomic(kaddr, KM_USER0); 96 kunmap_atomic(kaddr, KM_USER0);
97} 97}
98 98
99#ifndef __HAVE_ARCH_COPY_USER_HIGHPAGE
100
99static inline void copy_user_highpage(struct page *to, struct page *from, unsigned long vaddr) 101static inline void copy_user_highpage(struct page *to, struct page *from, unsigned long vaddr)
100{ 102{
101 char *vfrom, *vto; 103 char *vfrom, *vto;
@@ -109,6 +111,8 @@ static inline void copy_user_highpage(struct page *to, struct page *from, unsign
109 smp_wmb(); 111 smp_wmb();
110} 112}
111 113
114#endif
115
112static inline void copy_highpage(struct page *to, struct page *from) 116static inline void copy_highpage(struct page *to, struct page *from)
113{ 117{
114 char *vfrom, *vto; 118 char *vfrom, *vto;