diff options
Diffstat (limited to 'block/blk-flush.c')
| -rw-r--r-- | block/blk-flush.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/block/blk-flush.c b/block/blk-flush.c index 5cc775bdb06a..c7f396e3d5e2 100644 --- a/block/blk-flush.c +++ b/block/blk-flush.c @@ -160,9 +160,6 @@ static void blk_account_io_flush(struct request *rq) * * CONTEXT: * spin_lock_irq(fq->mq_flush_lock) - * - * RETURNS: - * %true if requests were added to the dispatch queue, %false otherwise. */ static void blk_flush_complete_seq(struct request *rq, struct blk_flush_queue *fq, @@ -457,15 +454,6 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask, if (!q) return -ENXIO; - /* - * some block devices may not have their queue correctly set up here - * (e.g. loop device without a backing file) and so issuing a flush - * here will panic. Ensure there is a request function before issuing - * the flush. - */ - if (!q->make_request_fn) - return -ENXIO; - bio = bio_alloc(gfp_mask, 0); bio_set_dev(bio, bdev); bio->bi_opf = REQ_OP_WRITE | REQ_PREFLUSH; @@ -485,8 +473,8 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask, } EXPORT_SYMBOL(blkdev_issue_flush); -struct blk_flush_queue *blk_alloc_flush_queue(struct request_queue *q, - int node, int cmd_size, gfp_t flags) +struct blk_flush_queue *blk_alloc_flush_queue(int node, int cmd_size, + gfp_t flags) { struct blk_flush_queue *fq; int rq_sz = sizeof(struct request); |