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authorChristoph Hellwig <hch@lst.de>2017-11-02 21:29:54 +0300
committerJens Axboe <axboe@kernel.dk>2017-11-03 10:31:48 -0600
commitea435e1b9392a33deceaea2a16ebaa3397bead93 (patch)
tree73c80a2bfed2bc37cedc4d38d9534e231c61dbd8 /mm/cma.c
parent8ddcd653257c18a669fcb75ee42c37054908e0d6 (diff)
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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>
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