On Thu, Feb 17, 2022 at 11:13:43AM +0800, Wang Jianchao (Kuaishou) wrote: > Hi Jens > > blk-rq-qos is a standalone framework out of io-sched and can be used to > control or observe the IO progress in block-layer with hooks. blk-rq-qos > is a great design but right now, it is totally fixed and built-in and shut > out peoples who want to use it with external module. And that's got. External modules do not matter. That being said this series has a bunch of nice cleanups, but we really do not need the exports and modular build.