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authorLachlan McIlroy <lachlan@sgi.com>2008-02-26 09:00:22 +0300
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-02-26 09:05:44 +0300
commitef8ece55d9b6825c28a5c1a4bd89b94040cb7b32 (patch)
treec086be0bf7ef1139db75d4fd084f2390545629e8 /fs/xfs/xfs_bit.h
parentdb69c915e67705daac25cad06d816c09be634de0 (diff)
downloadlinux-ef8ece55d9b6825c28a5c1a4bd89b94040cb7b32.tar.xz
[XFS] Undo bit ops cleanup mod due to regression on 32-bit powermac
platform. SGI-PV: 971186 SGI-Modid: xfs-linux-melb:xfs-kern:30559a Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_bit.h')
-rw-r--r--fs/xfs/xfs_bit.h27
1 files changed, 5 insertions, 22 deletions
diff --git a/fs/xfs/xfs_bit.h b/fs/xfs/xfs_bit.h
index 0f9fc9a3c415..082641a9782c 100644
--- a/fs/xfs/xfs_bit.h
+++ b/fs/xfs/xfs_bit.h
@@ -47,30 +47,13 @@ static inline __uint64_t xfs_mask64lo(int n)
}
/* Get high bit set out of 32-bit argument, -1 if none set */
-static inline int xfs_highbit32(__uint32_t v)
-{
- return fls(v) - 1;
-}
-
-/* Get high bit set out of 64-bit argument, -1 if none set */
-static inline int xfs_highbit64(__uint64_t v)
-{
- return fls64(v) - 1;
-}
-
-/* Get low bit set out of 32-bit argument, -1 if none set */
-static inline int xfs_lowbit32(__uint32_t v)
-{
- unsigned long t = v;
- return (v) ? find_first_bit(&t, 32) : -1;
-}
+extern int xfs_highbit32(__uint32_t v);
/* Get low bit set out of 64-bit argument, -1 if none set */
-static inline int xfs_lowbit64(__uint64_t v)
-{
- unsigned long t = v;
- return (v) ? find_first_bit(&t, 64) : -1;
-}
+extern int xfs_lowbit64(__uint64_t v);
+
+/* Get high bit set out of 64-bit argument, -1 if none set */
+extern int xfs_highbit64(__uint64_t);
/* Return whether bitmap is empty (1 == empty) */
extern int xfs_bitmap_empty(uint *map, uint size);