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authorMike Snitzer <snitzer@redhat.com>2015-05-13 17:53:13 -0400
committerMike Snitzer <snitzer@redhat.com>2015-05-29 14:18:58 -0400
commit8b908f8e94540296de95682640281a95ee5d320c (patch)
tree437da039148615b514cbcf41b965d948db8d5471 /drivers/md/dm-thin.c
parent0f20972f7bf6922df49ef7ce7a6df802347d2c52 (diff)
downloadlinux-8b908f8e94540296de95682640281a95ee5d320c.tar.bz2
dm thin: cleanup overwrite's endio restore to be centralized
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-thin.c')
-rw-r--r--drivers/md/dm-thin.c11
1 files 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;