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(parent: 8fdd30e) | patch
blk-mq: do not initialize req->special
authorChristoph Hellwig <hch@lst.de>
Mon, 14 Apr 2014 08:30:07 +0000 (10:30 +0200)
committerJens Axboe <axboe@fb.com>
Mon, 30 Mar 2015 18:54:44 +0000 (12:54 -0600)
commit354b6d9acadebf3fc862e4d3dc9f30f6cf0a4a26
treeecf931397f5d7a6056dca38bfc2237c787611360tree
parent8fdd30e7f6a8326fb1525bcaf131fdc0c243835acommit | diff
blk-mq: do not initialize req->special

Drivers can reach their private data easily using the blk_mq_rq_to_pdu
helper and don't need req->special.  By not initializing it code can
be simplified nicely, and we also shave off a few more instructions from
the I/O path.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-flush.c diff | blob | blame | history
block/blk-mq.c diff | blob | blame | history
block/blk-mq.h diff | blob | blame | history
drivers/block/null_blk.c diff | blob | blame | history
drivers/block/virtio_blk.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)