unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
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Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block

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* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
  block: fix issue with calling blk_stop_queue() from the request_fn handler
  block: fix bug with inserting flush requests as sort/merge
This commit is contained in:
Linus Torvalds 2011-03-25 09:36:35 -07:00
commit 3961cdf85b
1 changed files with 5 additions and 2 deletions
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7
block/blk-core.c
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@ -271,7 +271,7 @@ EXPORT_SYMBOL(blk_start_queue);
**/ **/
void blk_stop_queue(struct request_queue *q) void blk_stop_queue(struct request_queue *q)
{ {
cancel_delayed_work(&q->delay_work); __cancel_delayed_work(&q->delay_work);
queue_flag_set(QUEUE_FLAG_STOPPED, q); queue_flag_set(QUEUE_FLAG_STOPPED, q);
} }
EXPORT_SYMBOL(blk_stop_queue); EXPORT_SYMBOL(blk_stop_queue);
@ -2702,7 +2702,10 @@ static void flush_plug_list(struct blk_plug *plug)
/* /*
* rq is already accounted, so use raw insert * rq is already accounted, so use raw insert
*/ */
__elv_add_request(q, rq, ELEVATOR_INSERT_SORT_MERGE); if (rq->cmd_flags & (REQ_FLUSH | REQ_FUA))
__elv_add_request(q, rq, ELEVATOR_INSERT_FLUSH);
else
__elv_add_request(q, rq, ELEVATOR_INSERT_SORT_MERGE);
} }
if (q) { if (q) {