diff options
Diffstat (limited to 'block/blk-cgroup.c')
| -rw-r--r-- | block/blk-cgroup.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 4b48c2c44098..e303fd317313 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -575,13 +575,13 @@ static void blkg_destroy(struct blkcg_gq *blkg) static void blkg_destroy_all(struct gendisk *disk) { struct request_queue *q = disk->queue; - struct blkcg_gq *blkg, *n; + struct blkcg_gq *blkg; int count = BLKG_DESTROY_BATCH_SIZE; int i; restart: spin_lock_irq(&q->queue_lock); - list_for_each_entry_safe(blkg, n, &q->blkg_list, q_node) { + list_for_each_entry(blkg, &q->blkg_list, q_node) { struct blkcg *blkcg = blkg->blkcg; if (hlist_unhashed(&blkg->blkcg_node)) @@ -2064,6 +2064,9 @@ void bio_associate_blkg(struct bio *bio) { struct cgroup_subsys_state *css; + if (blk_op_is_passthrough(bio->bi_opf)) + return; + rcu_read_lock(); if (bio->bi_blkg) |