On Tue, Feb 26, 2019 at 04:33:56PM +0800, Qu Wenruo wrote: > When we failed to find a root key in btrfs_update_root(), we just panic. > > That's definitely not cool, fix it by outputting an unique error > message, aborting current transaction and return -EUCLEAN. > > Signed-off-by: Qu Wenruo <wqu@xxxxxxxx> Reviewed-by: David Sterba <dsterba@xxxxxxxx> I've added a sentence why the error should not normally happen.
