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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-05-19 10:12:41 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-05-19 10:12:41 -0700 |
commit | 8d0bc2b456103a34c11e01305cd1aed1cde579e5 (patch) | |
tree | 5e1e6ad55cc9e2b5c5617f6f320114b8cff9e3f3 /block/blk-timeout.c | |
parent | 30ba3ead05763b172acaa65ae1be71af2a878940 (diff) | |
parent | e40152ee1e1c7a63f4777791863215e3faa37a86 (diff) |
Merge commit 'v2.6.34' into next
Diffstat (limited to 'block/blk-timeout.c')
-rw-r--r-- | block/blk-timeout.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/block/blk-timeout.c b/block/blk-timeout.c index 1ba7e0aca87..4f0c06c7a33 100644 --- a/block/blk-timeout.c +++ b/block/blk-timeout.c @@ -109,6 +109,7 @@ void blk_rq_timed_out_timer(unsigned long data) struct request_queue *q = (struct request_queue *) data; unsigned long flags, next = 0; struct request *rq, *tmp; + int next_set = 0; spin_lock_irqsave(q->queue_lock, flags); @@ -122,16 +123,13 @@ void blk_rq_timed_out_timer(unsigned long data) if (blk_mark_rq_complete(rq)) continue; blk_rq_timed_out(rq); - } else if (!next || time_after(next, rq->deadline)) + } else if (!next_set || time_after(next, rq->deadline)) { next = rq->deadline; + next_set = 1; + } } - /* - * next can never be 0 here with the list non-empty, since we always - * bump ->deadline to 1 so we can detect if the timer was ever added - * or not. See comment in blk_add_timer() - */ - if (next) + if (next_set) mod_timer(&q->timeout, round_jiffies_up(next)); spin_unlock_irqrestore(q->queue_lock, flags); |