Fix WARN_ON() on bitfield ops

[linux-2.6-omap-h63xx.git] / include / asm-x86_64 / string.h

diff --git a/include/asm-x86_64/string.h b/include/asm-x86_64/string.h
index ee6bf275349e8b284b22e8a38257c33088677ab5..e583da7918fb314b34fe8156dd1b7626fbeadf4d 100644 (file)
--- a/include/asm-x86_64/string.h
+++ b/include/asm-x86_64/string.h
@@ -6,7 +6,8 @@
 /* Written 2002 by Andi Kleen */ 
 
 /* Only used for special circumstances. Stolen from i386/string.h */ 
-static inline void * __inline_memcpy(void * to, const void * from, size_t n)
+static __always_inline void *
+__inline_memcpy(void * to, const void * from, size_t n)
 {
 unsigned long d0, d1, d2;
 __asm__ __volatile__(
@@ -28,6 +29,9 @@ return (to);
    function. */
 
 #define __HAVE_ARCH_MEMCPY 1
+#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
+extern void *memcpy(void *to, const void *from, size_t len);
+#else
 extern void *__memcpy(void *to, const void *from, size_t len); 
 #define memcpy(dst,src,len) \
        ({ size_t __len = (len);                                \
@@ -37,7 +41,7 @@ extern void *__memcpy(void *to, const void *from, size_t len);
           else                                                 \
                 __ret = __builtin_memcpy((dst),(src),__len);   \
           __ret; }) 
-
+#endif
 
 #define __HAVE_ARCH_MEMSET
 void *memset(void *s, int c, size_t n);