diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-11-14 23:06:09 +0100 |
|---|---|---|
| committer | Clark Williams <williams@redhat.com> | 2012-04-13 11:01:52 -0500 |
| commit | 190d9c732f8f5059079bcb2a36b456c6fa6390d1 (patch) | |
| tree | aadc60b03d56ca5786338b84f364ecd04d8eb495 /drivers/md | |
| parent | 73bcb59a74628669837115767a853f5db2ce2295 (diff) | |
dm: Make rt aware
Use the BUG_ON_NORT variant for the irq_disabled() checks. RT has
interrupts legitimately enabled here as we cant deadlock against the
irq thread due to the "sleeping spinlocks" conversion.
Reported-by: Luis Claudio R. Goncalves <lclaudio@uudg.org>
Cc: stable-rt@vger.kernel.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index e24143cc2040..ad7d7e306c18 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1648,14 +1648,14 @@ static void dm_request_fn(struct request_queue *q) if (map_request(ti, clone, md)) goto requeued; - BUG_ON(!irqs_disabled()); + BUG_ON_NONRT(!irqs_disabled()); spin_lock(q->queue_lock); } goto out; requeued: - BUG_ON(!irqs_disabled()); + BUG_ON_NONRT(!irqs_disabled()); spin_lock(q->queue_lock); delay_and_out: |