From 11914a53d2ec2974a565311af327b8983d8c820d Mon Sep 17 00:00:00 2001 From: Mike Anderson Date: Sat, 13 Sep 2008 20:31:27 +0200 Subject: block: Add interface to abort queued requests Signed-off-by: Mike Anderson Signed-off-by: Jens Axboe --- block/elevator.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'block/elevator.c') diff --git a/block/elevator.c b/block/elevator.c index a91fc59edd0..8a74eedc353 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -914,6 +914,19 @@ int elv_may_queue(struct request_queue *q, int rw) return ELV_MQUEUE_MAY; } +void elv_abort_queue(struct request_queue *q) +{ + struct request *rq; + + while (!list_empty(&q->queue_head)) { + rq = list_entry_rq(q->queue_head.next); + rq->cmd_flags |= REQ_QUIET; + blk_add_trace_rq(q, rq, BLK_TA_ABORT); + end_queued_request(rq, 0); + } +} +EXPORT_SYMBOL(elv_abort_queue); + void elv_completed_request(struct request_queue *q, struct request *rq) { elevator_t *e = q->elevator; -- cgit v1.2.3-18-g5258