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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-09 10:55:17 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-03-09 10:55:17 -0800 |
| commit | b675b3667f6729dcd1036a2a129b35445947f905 (patch) | |
| tree | 0d58791e9063d3ca2c352da6f3e7df2bdb876f9d /block/blk-exec.c | |
| parent | 104a5f3cad8f2f27cadbdf0029400ecd9e17ccc0 (diff) | |
| parent | 192cfd58774b4d17b2fe8bdc77d89c2ef4e0591d (diff) | |
Merge commit 'v3.3-rc6' into next
Diffstat (limited to 'block/blk-exec.c')
| -rw-r--r-- | block/blk-exec.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/block/blk-exec.c b/block/blk-exec.c index a1ebceb332f9..fb2cbd551621 100644 --- a/block/blk-exec.c +++ b/block/blk-exec.c @@ -50,7 +50,11 @@ void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk, { int where = at_head ? ELEVATOR_INSERT_FRONT : ELEVATOR_INSERT_BACK; - if (unlikely(test_bit(QUEUE_FLAG_DEAD, &q->queue_flags))) { + WARN_ON(irqs_disabled()); + spin_lock_irq(q->queue_lock); + + if (unlikely(blk_queue_dead(q))) { + spin_unlock_irq(q->queue_lock); rq->errors = -ENXIO; if (rq->end_io) rq->end_io(rq, rq->errors); @@ -59,8 +63,6 @@ void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk, rq->rq_disk = bd_disk; rq->end_io = done; - WARN_ON(irqs_disabled()); - spin_lock_irq(q->queue_lock); __elv_add_request(q, rq, where); __blk_run_queue(q); /* the queue is stopped so it won't be run */ |