blk-mq: streamline blk_mq_make_request
Turn the different ways of merging or issuing I/O into a series of if/else statements instead of the current maze of gotos. Note that this means we pin the CPU a little longer for some cases as the CTX put is moved to common code at the end of the function. Signed-off-by:Christoph Hellwig <hch@lst.de> Signed-off-by:
Jens Axboe <axboe@fb.com>
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