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authorTejun Heo <tj@kernel.org>2011-03-02 08:48:05 -0500
committerJens Axboe <jaxboe@fusionio.com>2011-03-02 08:48:05 -0500
commit1654e7411a1ad4999fe7890ef51d2a2bbb1fcf76 (patch)
treec8071cf8cc1aef9e776697b72aaca5a22a47c3d7 /block/elevator.c
parent291d24f6d9e7bbef81454fade8a44720665c7302 (diff)
downloadblackbird-op-linux-1654e7411a1ad4999fe7890ef51d2a2bbb1fcf76.tar.gz
blackbird-op-linux-1654e7411a1ad4999fe7890ef51d2a2bbb1fcf76.zip
block: add @force_kblockd to __blk_run_queue()
__blk_run_queue() automatically either calls q->request_fn() directly or schedules kblockd depending on whether the function is recursed. blk-flush implementation needs to be able to explicitly choose kblockd. Add @force_kblockd. All the current users are converted to specify %false for the parameter and this patch doesn't introduce any behavior change. stable: This is prerequisite for fixing ide oops caused by the new blk-flush implementation. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Jan Beulich <JBeulich@novell.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Cc: stable@kernel.org Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block/elevator.c')
-rw-r--r--block/elevator.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/block/elevator.c b/block/elevator.c
index 2569512830d3..236e93c1f46c 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -602,7 +602,7 @@ void elv_quiesce_start(struct request_queue *q)
*/
elv_drain_elevator(q);
while (q->rq.elvpriv) {
- __blk_run_queue(q);
+ __blk_run_queue(q, false);
spin_unlock_irq(q->queue_lock);
msleep(10);
spin_lock_irq(q->queue_lock);
@@ -651,7 +651,7 @@ void elv_insert(struct request_queue *q, struct request *rq, int where)
* with anything. There's no point in delaying queue
* processing.
*/
- __blk_run_queue(q);
+ __blk_run_queue(q, false);
break;
case ELEVATOR_INSERT_SORT:
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