On Wed, Oct 18, 2017 at 11:59:16AM +0200, Ingo Molnar wrote: > > * Byungchul Park <byungchul.park@xxxxxxx> wrote: > > > diff --git a/block/bio.c b/block/bio.c > > index 9a63597..0d4d6c0 100644 > > --- a/block/bio.c > > +++ b/block/bio.c > > @@ -941,7 +941,7 @@ int submit_bio_wait(struct bio *bio) > > { > > struct submit_bio_ret ret; > > > > - init_completion(&ret.event); > > + init_completion_with_map(&ret.event, &bio->bi_disk->lockdep_map); > > bio->bi_private = &ret; > > bio->bi_end_io = submit_bio_wait_endio; > > bio->bi_opf |= REQ_SYNC; > > @@ -1382,7 +1382,7 @@ struct bio *bio_map_user_iov(struct request_queue *q, > > > > if (len <= 0) > > break; > > - > > + > > if (bytes > len) > > bytes = len; > > > > That's a spurious cleanup unrelated to this patch. I will separate it. Thank you.