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author | Christoph Hellwig <hch@infradead.org> | 2013-12-07 00:30:07 +0400 |
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committer | Ben Myers <bpm@sgi.com> | 2013-12-19 01:34:28 +0400 |
commit | 30ba7ad54335e4715d3cc9cc8f43cbf1b3535e46 (patch) | |
tree | 1dfe5180129166a78a0ab095c15b9769c415585f /fs/xfs/xfs_ioctl.c | |
parent | f9b395a8ef8f34d19cae2cde361e19c96e097fad (diff) | |
download | linux-30ba7ad54335e4715d3cc9cc8f43cbf1b3535e46.tar.xz |
xfs: no need to lock the inode in xfs_find_handle
Both the inode number and the generation do not change on a live inode.
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_ioctl.c')
-rw-r--r-- | fs/xfs/xfs_ioctl.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 33ad9a77791f..518aa56b8f2e 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -112,15 +112,11 @@ xfs_find_handle( memset(&handle.ha_fid, 0, sizeof(handle.ha_fid)); hsize = sizeof(xfs_fsid_t); } else { - int lock_mode; - - lock_mode = xfs_ilock_map_shared(ip); handle.ha_fid.fid_len = sizeof(xfs_fid_t) - sizeof(handle.ha_fid.fid_len); handle.ha_fid.fid_pad = 0; handle.ha_fid.fid_gen = ip->i_d.di_gen; handle.ha_fid.fid_ino = ip->i_ino; - xfs_iunlock_map_shared(ip, lock_mode); hsize = XFS_HSIZE(handle); } |