Commit 30ba7ad5 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Ben Myers
Browse files

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: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarDave Chinner <dchinner@redhat.com>
Signed-off-by: default avatarBen Myers <bpm@sgi.com>
parent f9b395a8

fs/xfs/xfs_ioctl.c

+0 −4
Original line number Diff line number Diff line
@@ -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);

	}