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authorChristoph Hellwig <hch@infradead.org>2013-12-06 12:30:09 -0800
committerBen Myers <bpm@sgi.com>2013-12-18 15:39:30 -0600
commit309ecac8e7c937c5811ef8f0efc14b3d1bd18775 (patch)
treeb1a34a04e6ac1500e456d5d3ecca5d7cfb56a7c7 /fs/xfs/xfs_inode.c
parent01f4f3277556d4f4f833371db0219b0ca11c5409 (diff)
downloadop-kernel-dev-309ecac8e7c937c5811ef8f0efc14b3d1bd18775.zip
op-kernel-dev-309ecac8e7c937c5811ef8f0efc14b3d1bd18775.tar.gz
xfs: rename xfs_ilock_map_shared
Make it clear that we're only locking against the extent map on the data fork. Also clean the function up a little bit. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_inode.c')
-rw-r--r--fs/xfs/xfs_inode.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 967f906..fdd4837 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -91,20 +91,15 @@ xfs_get_extsz_hint(
* xfs_iunlock() call.
*/
uint
-xfs_ilock_map_shared(
- xfs_inode_t *ip)
+xfs_ilock_data_map_shared(
+ struct xfs_inode *ip)
{
- uint lock_mode;
+ uint lock_mode = XFS_ILOCK_SHARED;
- if ((ip->i_d.di_format == XFS_DINODE_FMT_BTREE) &&
- ((ip->i_df.if_flags & XFS_IFEXTENTS) == 0)) {
+ if (ip->i_d.di_format == XFS_DINODE_FMT_BTREE &&
+ (ip->i_df.if_flags & XFS_IFEXTENTS) == 0)
lock_mode = XFS_ILOCK_EXCL;
- } else {
- lock_mode = XFS_ILOCK_SHARED;
- }
-
xfs_ilock(ip, lock_mode);
-
return lock_mode;
}
@@ -575,7 +570,7 @@ xfs_lookup(
if (XFS_FORCED_SHUTDOWN(dp->i_mount))
return XFS_ERROR(EIO);
- lock_mode = xfs_ilock_map_shared(dp);
+ lock_mode = xfs_ilock_data_map_shared(dp);
error = xfs_dir_lookup(NULL, dp, name, &inum, ci_name);
xfs_iunlock(dp, lock_mode);
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