Merge branch 'linus' into core/iommu

[karo-tx-linux.git] / include / linux / highmem.h

diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 7dcbc82f3b7bf4a19969d0cf19824cf373a2a91b..13875ce9112ac0163b28e0816f20164e1ec39bae 100644 (file)
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -63,12 +63,14 @@ static inline void *kmap_atomic(struct page *page, enum km_type idx)
 #endif /* CONFIG_HIGHMEM */
 
 /* when CONFIG_HIGHMEM is not set these will be plain clear/copy_page */
+#ifndef clear_user_highpage
 static inline void clear_user_highpage(struct page *page, unsigned long vaddr)
 {
        void *addr = kmap_atomic(page, KM_USER0);
        clear_user_page(addr, vaddr, page);
        kunmap_atomic(addr, KM_USER0);
 }
+#endif
 
 #ifndef __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
 /**