xfs: don't leak quotacheck dquots when cow recovery
If we fail a mount on account of cow recovery errors, it's possible that
a previous quotacheck left some dquots in memory. The bailout clause of
xfs_mountfs forgets to purge these, and so we leak them. Fix that.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 151a82db..ea7d4b4 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1024,6 +1024,8 @@ xfs_mountfs(
IRELE(rip);
cancel_delayed_work_sync(&mp->m_reclaim_work);
xfs_reclaim_inodes(mp, SYNC_WAIT);
+ /* Clean out dquots that might be in memory after quotacheck. */
+ xfs_qm_unmount(mp);
out_log_dealloc:
mp->m_flags |= XFS_MOUNT_UNMOUNTING;
xfs_log_mount_cancel(mp);