Messages in this thread | | | Date | Tue, 6 Jan 2015 18:12:53 -0500 | From | Tejun Heo <> | Subject | Re: [PATCH block/for-next 4/4] block: implement bio_associate_blkcg() |
| |
Hello, Vivek.
Sorry about the delay.
On Thu, Nov 20, 2014 at 04:15:06PM -0500, Vivek Goyal wrote: > Not sure what can be done about this. May be a notion of per > block cgroup per device io context and always use that io context > when bio has cgroup info but not io context info.
I think the right thing to do here is having a dedicated ioc for writeback traffic per cgroup and channel writebacks of the cgroup through there. We'd be simply extending the current global model into each group.
Thanks.
-- tejun
| |