From: Danny Shih <[email protected]> Use submit_bio_noacct_add_head when sending split bio back to itself. Otherwise, it might be handled after the lately split bio.
Signed-off-by: Danny Shih <[email protected]> Reviewed-by: Allen Peng <[email protected]> Reviewed-by: Alex Wu <[email protected]> --- block/blk-merge.c | 2 +- block/bounce.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/block/blk-merge.c b/block/blk-merge.c index 808768f..e6ddcef0 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -347,7 +347,7 @@ void __blk_queue_split(struct bio **bio, unsigned int *nr_segs) bio_chain(split, *bio); trace_block_split(split, (*bio)->bi_iter.bi_sector); - submit_bio_noacct(*bio); + submit_bio_noacct_add_head(*bio); *bio = split; } } diff --git a/block/bounce.c b/block/bounce.c index d3f51ac..0b4db65 100644 --- a/block/bounce.c +++ b/block/bounce.c @@ -308,7 +308,7 @@ static void __blk_queue_bounce(struct request_queue *q, struct bio **bio_orig, if (!passthrough && sectors < bio_sectors(*bio_orig)) { bio = bio_split(*bio_orig, sectors, GFP_NOIO, &bounce_bio_split); bio_chain(bio, *bio_orig); - submit_bio_noacct(*bio_orig); + submit_bio_noacct_add_head(*bio_orig); *bio_orig = bio; } bio = bounce_clone_bio(*bio_orig, GFP_NOIO, passthrough ? NULL : -- 2.7.4 -- dm-devel mailing list [email protected] https://www.redhat.com/mailman/listinfo/dm-devel
