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blk-cgroup: don't use removal safe list iterators

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Commit f1c006f1c6 moved deletion of the list blkg->q_node from
blkg_destroy() to blkg_free_workfn(). Switch to using the list
iterators, as we don't need removal protection anymore.

Signed-off-by: Daniel Vacek <neelx@redhat.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20240104180031.148148-1-neelx@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Daniel Vacek 2024-01-04 19:00:30 +01:00 committed by Jens Axboe
parent 458aa1a099
commit fab4c16c52
1 changed files with 2 additions and 2 deletions
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4
block/blk-cgroup.c
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@ -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))