From 8b908f8e94540296de95682640281a95ee5d320c Mon Sep 17 00:00:00 2001 From: Mike Snitzer Date: Wed, 13 May 2015 17:53:13 -0400 Subject: [PATCH] dm thin: cleanup overwrite's endio restore to be centralized Signed-off-by: Mike Snitzer --- drivers/md/dm-thin.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index e852602c0091..c0fbb6c306b2 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -705,6 +705,8 @@ static void overwrite_endio(struct bio *bio, int err) struct dm_thin_endio_hook *h = dm_per_bio_data(bio, sizeof(struct dm_thin_endio_hook)); struct dm_thin_new_mapping *m = h->overwrite_mapping; + bio->bi_end_io = m->saved_bi_end_io; + m->err = err; complete_mapping_preparation(m); } @@ -793,9 +795,6 @@ static void inc_remap_and_issue_cell(struct thin_c *tc, static void process_prepared_mapping_fail(struct dm_thin_new_mapping *m) { - if (m->bio) - m->bio->bi_end_io = m->saved_bi_end_io; - cell_error(m->tc->pool, m->cell); list_del(&m->list); mempool_free(m, m->tc->pool->mapping_pool); @@ -805,13 +804,9 @@ static void process_prepared_mapping(struct dm_thin_new_mapping *m) { struct thin_c *tc = m->tc; struct pool *pool = tc->pool; - struct bio *bio; + struct bio *bio = m->bio; int r; - bio = m->bio; - if (bio) - bio->bi_end_io = m->saved_bi_end_io; - if (m->err) { cell_error(pool, m->cell); goto out; -- 2.39.5