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 9783c1156159..420eda2589c0 100644 --- a/block/bfq-cgroup.c +++ b/block/bfq-cgroup.c @@ -655,6 +655,12 @@ void bfq_bfqq_move(struct bfq_data *bfqd, struct bfq_queue *bfqq, return; /* + * 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. */ |