diff options
Diffstat (limited to 'block/bfq-cgroup.c')
-rw-r--r-- | block/bfq-cgroup.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/block/bfq-cgroup.c b/block/bfq-cgroup.c index 342a1cfa48c5..c17eb794f0ae 100644 --- a/block/bfq-cgroup.c +++ b/block/bfq-cgroup.c @@ -626,6 +626,12 @@ void bfq_bfqq_move(struct bfq_data *bfqd, struct bfq_queue *bfqq, struct bfq_entity *entity = &bfqq->entity; /* + * oom_bfqq is not allowed to move, oom_bfqq will hold ref to root_group + * until elevator exit. + */ + if (bfqq == &bfqd->oom_bfqq) + return; + /* * Get extra reference to prevent bfqq from being freed in * next possible expire or deactivate. */ |