blk-throttle: prepare support multiple limits
authorShaohua Li <shli@fb.com>
Mon, 27 Mar 2017 17:51:30 +0000 (10:51 -0700)
committerJens Axboe <axboe@fb.com>
Tue, 28 Mar 2017 14:02:20 +0000 (08:02 -0600)
commit9f626e372a602486fa319c2c6ab18e8068b30094
tree13abde9d69e93770d2137ff7072fa640f412b0f0
parent2ab5492de5009aabb584fd910dd4c7c4de1bea1a
blk-throttle: prepare support multiple limits

We are going to support low/max limit, each cgroup will have 2 limits
after that. This patch prepares for the multiple limits change.

Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-throttle.c