The patch titled
Subject: byteswap-try-to-avoid-__builtin_constant_p-gcc-bug-fix
has been added to the -mm tree. Its filename is
linux-next-build-warning-after-merge-of-the-akpm-current-tree.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/linux-next-build-warning-after-merge-of-the-akpm-current-tree.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/linux-next-build-warning-after-merge-of-the-akpm-current-tree.patch
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------------------------------------------------------
From: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
Subject: byteswap-try-to-avoid-__builtin_constant_p-gcc-bug-fix
We probably need to add a (__u64) cast to the return value of
__builtin_bswap64(), like:
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/uapi/linux/swab.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN include/uapi/linux/swab.h~linux-next-build-warning-after-merge-of-the-akpm-current-tree include/uapi/linux/swab.h
--- a/include/uapi/linux/swab.h~linux-next-build-warning-after-merge-of-the-akpm-current-tree
+++ a/include/uapi/linux/swab.h
@@ -123,7 +123,7 @@ static inline __attribute_const__ __u32
* @x: value to byteswap
*/
#ifdef __HAVE_BUILTIN_BSWAP64__
-#define __swab64(x) __builtin_bswap64((__u64)(x))
+#define __swab64(x) (__u64)__builtin_bswap64((__u64)(x))
#else
#define __swab64(x) \
(__builtin_constant_p((__u64)(x)) ? \
_
Patches currently in -mm which might be from jpoimboe@xxxxxxxxxx are
linux-next-build-warning-after-merge-of-the-akpm-current-tree.patch
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