blk-mq: add a flags parameter to blk_mq_alloc_request
We already have the reserved flag, and a nowait flag awkwardly encoded as a gfp_t. Add a real flags argument to make the scheme more extensible and allow for a nicer calling convention. Signed-off-by:Christoph Hellwig <hch@lst.de> Signed-off-by:
Jens Axboe <axboe@fb.com>
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d7cf931d
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