Btrfs: do delay iput in sync_fs

We get lock inversion with umount if we allow iputs from sync_fs, so use the
delay iput flag to keep this from happening.  Thanks,

Reported-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
This commit is contained in:
Josef Bacik 2013-05-16 11:14:33 -04:00
parent 4a9d8bdee3
commit c73e293678

View file

@ -862,7 +862,7 @@ int btrfs_sync_fs(struct super_block *sb, int wait)
return 0;
}
btrfs_wait_all_ordered_extents(fs_info, 0);
btrfs_wait_all_ordered_extents(fs_info, 1);
trans = btrfs_attach_transaction_barrier(root);
if (IS_ERR(trans)) {