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block: Stop abusing rq->csd.list in blk-softirq
Abusing rq->csd.list for a list of requests to complete is rather ugly. We use rq->queuelist instead which is much cleaner. It is safe because queuelist is used by the block layer only for requests waiting to be submitted to a device. Thus it is unused when irq reports the request IO is finished. Signed-off-by: Jan Kara <jack@suse.cz> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Christoph Hellwig <hch@infradead.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jens Axboe <axboe@fb.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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