On Sun, Apr 07, 2019 at 03:08:42PM +0800, Qu Wenruo wrote: > > But then again I really wonder why you need to pass this information > > through a blk_status_t to start with. In general these kinds of error > > should be passed through file system specific errno fields. > > > > For functions called in endio hook, we return blk_status_t. > Or for case like hook before submitting bio, we set bio->bi_status to > record it. Ok. Good enough explanation, please add it to the changelog.