diff options
| -rw-r--r-- | block/blk-flush.c | 38 | ||||
| -rw-r--r-- | block/blk.h | 1 | ||||
| -rw-r--r-- | block/elevator.c | 20 | ||||
| -rw-r--r-- | include/linux/elevator.h | 1 |
4 files changed, 0 insertions, 60 deletions
diff --git a/block/blk-flush.c b/block/blk-flush.c index 8ffee4b5f93d..3cb5e9e7108a 100644 --- a/block/blk-flush.c +++ b/block/blk-flush.c @@ -422,44 +422,6 @@ void blk_insert_flush(struct request *rq) } /** - * blk_abort_flushes - @q is being aborted, abort flush requests - * @q: request_queue being aborted - * - * To be called from elv_abort_queue(). @q is being aborted. Prepare all - * FLUSH/FUA requests for abortion. - * - * CONTEXT: - * spin_lock_irq(q->queue_lock) - */ -void blk_abort_flushes(struct request_queue *q) -{ - struct request *rq, *n; - int i; - - /* - * Requests in flight for data are already owned by the dispatch - * queue or the device driver. Just restore for normal completion. - */ - list_for_each_entry_safe(rq, n, &q->flush_data_in_flight, flush.list) { - list_del_init(&rq->flush.list); - blk_flush_restore_request(rq); - } - - /* - * We need to give away requests on flush queues. Restore for - * normal completion and put them on the dispatch queue. - */ - for (i = 0; i < ARRAY_SIZE(q->flush_queue); i++) { - list_for_each_entry_safe(rq, n, &q->flush_queue[i], - flush.list) { - list_del_init(&rq->flush.list); - blk_flush_restore_request(rq); - list_add_tail(&rq->queuelist, &q->queue_head); - } - } -} - -/** * blkdev_issue_flush - queue a flush * @bdev: blockdev to issue flush for * @gfp_mask: memory allocation flags (for bio_alloc) diff --git a/block/blk.h b/block/blk.h index 45385e9abf6f..6748c4f8d7a1 100644 --- a/block/blk.h +++ b/block/blk.h @@ -84,7 +84,6 @@ static inline void blk_clear_rq_complete(struct request *rq) #define ELV_ON_HASH(rq) ((rq)->cmd_flags & REQ_HASHED) void blk_insert_flush(struct request *rq); -void blk_abort_flushes(struct request_queue *q); static inline struct request *__elv_next_request(struct request_queue *q) { diff --git a/block/elevator.c b/block/elevator.c index f35edddfe9b5..34bded18910e 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -729,26 +729,6 @@ 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; - - blk_abort_flushes(q); - - while (!list_empty(&q->queue_head)) { - rq = list_entry_rq(q->queue_head.next); - rq->cmd_flags |= REQ_QUIET; - trace_block_rq_abort(q, rq); - /* - * Mark this request as started so we don't trigger - * any debug logic in the end I/O path. - */ - blk_start_request(rq); - __blk_end_request_all(rq, -EIO); - } -} -EXPORT_SYMBOL(elv_abort_queue); - void elv_completed_request(struct request_queue *q, struct request *rq) { struct elevator_queue *e = q->elevator; diff --git a/include/linux/elevator.h b/include/linux/elevator.h index 4ff262e2bf37..e2a6bd7fb133 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -133,7 +133,6 @@ extern struct request *elv_latter_request(struct request_queue *, struct request extern int elv_register_queue(struct request_queue *q); extern void elv_unregister_queue(struct request_queue *q); extern int elv_may_queue(struct request_queue *, int); -extern void elv_abort_queue(struct request_queue *); extern void elv_completed_request(struct request_queue *, struct request *); extern int elv_set_request(struct request_queue *q, struct request *rq, struct bio *bio, gfp_t gfp_mask); |