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authorBart Van Assche <bvanassche@acm.org>2023-05-19 15:03:46 -0700
committerJens Axboe <axboe@kernel.dk>2023-05-19 19:59:52 -0600
commitf80dd11dd1d07ada04a9fcd57032fa82e136462d (patch)
tree23bfa841a854598b10c98e007fe97bc189316f94 /block
parent1172d5b8beca6b899deb9f7f2850e7e47ec16198 (diff)
block: BFQ: Move an invariant check
Check bfqq->dispatched for each BFQ queue instead of checking it for an invalid bfqq pointer. Fixes: 3e49c1e4a615 ("block: BFQ: Add several invariant checks") Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20230519220347.3643295-1-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/bfq-iosched.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index c5727afad159..09bbbcf9e049 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -5405,6 +5405,7 @@ void bfq_put_queue(struct bfq_queue *bfqq)
WARN_ON_ONCE(!list_empty(&bfqq->fifo));
WARN_ON_ONCE(!RB_EMPTY_ROOT(&bfqq->sort_list));
+ WARN_ON_ONCE(bfqq->dispatched);
kmem_cache_free(bfq_pool, bfqq);
bfqg_and_blkg_put(bfqg);
@@ -7150,7 +7151,6 @@ static void bfq_exit_queue(struct elevator_queue *e)
for (actuator = 0; actuator < bfqd->num_actuators; actuator++)
WARN_ON_ONCE(bfqd->rq_in_driver[actuator]);
WARN_ON_ONCE(bfqd->tot_rq_in_driver);
- WARN_ON_ONCE(bfqq->dispatched);
hrtimer_cancel(&bfqd->idle_slice_timer);