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Commit 80ff2040 authored by Jens Axboe's avatar Jens Axboe
Browse files

ataflop: implement mq_ops->commit_rqs() hook 



We need this for blk-mq to kick things into gear, if we told it that
we had more IO coming, but then failed to deliver on that promise.

Reviewed-by: default avatarOmar Sandoval <osandov@fb.com>
Reviewed-by: default avatarMing Lei <ming.lei@redhat.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 944e7c87

drivers/block/ataflop.c

+10 −0
Original line number Diff line number Diff line
@@ -1471,6 +1471,15 @@ static void setup_req_params( int drive ) 
			ReqTrack, ReqSector, (unsigned long)ReqData ));

}



static void ataflop_commit_rqs(struct blk_mq_hw_ctx *hctx)

{

	spin_lock_irq(&ataflop_lock);

	atari_disable_irq(IRQ_MFP_FDC);

	finish_fdc();

	atari_enable_irq(IRQ_MFP_FDC);

	spin_unlock_irq(&ataflop_lock);

}



static blk_status_t ataflop_queue_rq(struct blk_mq_hw_ctx *hctx,

				     const struct blk_mq_queue_data *bd)

{
@@ -1947,6 +1956,7 @@ static const struct block_device_operations floppy_fops = { 


static const struct blk_mq_ops ataflop_mq_ops = {

	.queue_rq = ataflop_queue_rq,

	.commit_rqs = ataflop_commit_rqs,

};



static struct kobject *floppy_find(dev_t dev, int *part, void *data)