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authorDave Chinner <david@fromorbit.com>2008-12-03 17:09:34 -0500
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-12-04 20:50:04 -0500
commit6a0775a991d5597ce98f1e15373288ea133cc793 (patch)
tree51e6de5e4dad690e7f7583e491cc5def3fb05268 /fs
parent8bb57320f3f5dd8c2373c0b66e4950391e037109 (diff)
[XFS] Fix hang after disallowed rename across directory quota domains
When project quota is active and is being used for directory tree quota control, we disallow rename outside the current directory tree. This requires a check to be made after all the inodes involved in the rename are locked. We fail to unlock the inodes correctly if we disallow the rename when the target is outside the current directory tree. This results in a hang on the next access to the inodes involved in failed rename. Reported-by: Arkadiusz Miskiewicz <arekm@maven.pl> Signed-off-by: Dave Chinner <david@fromorbit.com> Tested-by: Arkadiusz Miskiewicz <arekm@maven.pl> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/xfs_rename.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_rename.c b/fs/xfs/xfs_rename.c
index 02f0e8f53a94..10642fcbb1f7 100644
--- a/fs/xfs/xfs_rename.c
+++ b/fs/xfs/xfs_rename.c
@@ -212,7 +212,7 @@ xfs_rename(
212 if (unlikely((target_dp->i_d.di_flags & XFS_DIFLAG_PROJINHERIT) && 212 if (unlikely((target_dp->i_d.di_flags & XFS_DIFLAG_PROJINHERIT) &&
213 (target_dp->i_d.di_projid != src_ip->i_d.di_projid))) { 213 (target_dp->i_d.di_projid != src_ip->i_d.di_projid))) {
214 error = XFS_ERROR(EXDEV); 214 error = XFS_ERROR(EXDEV);
215 xfs_rename_unlock4(inodes, XFS_ILOCK_SHARED); 215 xfs_rename_unlock4(inodes, XFS_ILOCK_EXCL);
216 xfs_trans_cancel(tp, cancel_flags); 216 xfs_trans_cancel(tp, cancel_flags);
217 goto std_return; 217 goto std_return;
218 } 218 }