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authorBarry Naujok <bnaujok@sgi.com>2008-10-30 17:05:38 +1100
committerLachlan McIlroy <lachlan@sgi.com>2008-10-30 17:05:38 +1100
commit847fff5ca881670ca8ec617afeb943950f0c804b (patch)
treecd03cf7a3422842978332a22de51c91827821841 /fs/xfs/xfs_bit.h
parent24ee0e49c9cce23acb1758728cb09e8d2b53bd33 (diff)
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[XFS] Sync up kernel and user-space headers
SGI-PV: 986558 SGI-Modid: xfs-linux-melb:xfs-kern:32231a Signed-off-by: Barry Naujok <bnaujok@sgi.com> Signed-off-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_bit.h')
-rw-r--r--fs/xfs/xfs_bit.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/xfs/xfs_bit.h b/fs/xfs/xfs_bit.h
index 8e0e463dae2..bca7b243c31 100644
--- a/fs/xfs/xfs_bit.h
+++ b/fs/xfs/xfs_bit.h
@@ -61,8 +61,7 @@ static inline int xfs_highbit64(__uint64_t v)
/* 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;
+ return ffs(v) - 1;
}
/* Get low bit set out of 64-bit argument, -1 if none set */