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block/rq_qos: add rq_qos_merge()
authorTejun Heo <tj@kernel.org>
Wed, 28 Aug 2019 22:05:54 +0000 (15:05 -0700)
committerJens Axboe <axboe@kernel.dk>
Thu, 29 Aug 2019 03:17:05 +0000 (21:17 -0600)
commitd3e65ffff61c329fb2d0bf15736c440c2d0cfc97
tree2a105cbaeb09f223b4171644418b4d2697cf9ba2
parent015d254cb02b6d8eec4b3366274bf4672f9e0b64
block/rq_qos: add rq_qos_merge()

Add a merge hook for rq_qos.  This will be used by io.weight.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-core.c
block/blk-rq-qos.c
block/blk-rq-qos.h