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Commit 6e333d0b authored by Geliang Tang's avatar Geliang Tang Committed by Mike Snitzer
Browse files

dm bio prison: use rb_entry() rather than container_of() 



To make the code clearer, use rb_entry() instead of container_of() to
deal with rbtree.

Signed-off-by: default avatarGeliang Tang <geliangtang@gmail.com>
Acked-by: default avatarColy Li <colyli@suse.de>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 23d70c5e

drivers/md/dm-bio-prison-v1.c

+1 −1
Original line number Diff line number Diff line
@@ -116,7 +116,7 @@ static int __bio_detain(struct dm_bio_prison *prison, 


	while (*new) {

		struct dm_bio_prison_cell *cell =

			container_of(*new, struct dm_bio_prison_cell, node);

			rb_entry(*new, struct dm_bio_prison_cell, node);



		r = cmp_keys(key, &cell->key);

drivers/md/dm-bio-prison-v2.c

+1 −1
Original line number Diff line number Diff line
@@ -120,7 +120,7 @@ static bool __find_or_insert(struct dm_bio_prison_v2 *prison, 


	while (*new) {

		struct dm_bio_prison_cell_v2 *cell =

			container_of(*new, struct dm_bio_prison_cell_v2, node);

			rb_entry(*new, struct dm_bio_prison_cell_v2, node);



		r = cmp_keys(key, &cell->key);