[XFS] Cleanup some -Wundef flag warnings in the endian macros (thanks

Christoph).

SGI-PV: 942400
SGI-Modid: xfs-linux-melb:xfs-kern:23771a

Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 14 insertions, 8 deletions

diff --git a/fs/xfs/xfs_arch.h b/fs/xfs/xfs_arch.h
index ae35189b3d70..5ab0dd885b1b 100644
--- a/fs/xfs/xfs_arch.h
+++ b/fs/xfs/xfs_arch.h
@@ -40,22 +40,28 @@
 
 #include <asm/byteorder.h>
 
-#ifdef __LITTLE_ENDIAN
-# define __BYTE_ORDER   __LITTLE_ENDIAN
-#endif
 #ifdef __BIG_ENDIAN
-# define __BYTE_ORDER   __BIG_ENDIAN
+#define XFS_NATIVE_HOST 1
+#else
+#undef XFS_NATIVE_HOST
+#endif
+
+#else /* __KERNEL__ */
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+#define XFS_NATIVE_HOST 1
+#else
+#undef XFS_NATIVE_HOST
 #endif
 
 #endif  /* __KERNEL__ */
 
 /* do we need conversion? */
-
 #define ARCH_NOCONVERT 1
-#if __BYTE_ORDER == __LITTLE_ENDIAN
-# define ARCH_CONVERT   0
-#else
+#ifdef XFS_NATIVE_HOST
 # define ARCH_CONVERT   ARCH_NOCONVERT
+#else
+# define ARCH_CONVERT   0
 #endif
 
 /* generic swapping macros */