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author	Christoph Hellwig <hch@lst.de>
	Thu, 2 Nov 2017 18:29:54 +0000 (21:29 +0300)
committer	Jens Axboe <axboe@kernel.dk>
	Fri, 3 Nov 2017 16:31:48 +0000 (10:31 -0600)
commit	ea435e1b9392a33deceaea2a16ebaa3397bead93
tree	73c80a2bfed2bc37cedc4d38d9534e231c61dbd8	tree
parent	8ddcd653257c18a669fcb75ee42c37054908e0d6	commit \| diff

block: add a poll_fn callback to struct request_queue

That we we can also poll non blk-mq queues. Mostly needed for
the NVMe multipath code, but could also be useful elsewhere.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

block/blk-core.c		diff \| blob \| blame \| history
block/blk-mq.c		diff \| blob \| blame \| history
drivers/nvme/target/io-cmd.c		diff \| blob \| blame \| history
fs/block_dev.c		diff \| blob \| blame \| history
fs/direct-io.c		diff \| blob \| blame \| history
fs/iomap.c		diff \| blob \| blame \| history
include/linux/blkdev.h		diff \| blob \| blame \| history
mm/page_io.c		diff \| blob \| blame \| history

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