Messages in this thread | | | Date | Tue, 14 May 2013 10:57:25 -0700 | From | Tejun Heo <> | Subject | Re: [PATCH V5 4/5] block: queue work on power efficient wq |
| |
On Wed, Apr 24, 2013 at 05:12:56PM +0530, Viresh Kumar wrote: > Block layer uses workqueues for multiple purposes. There is no real dependency > of scheduling these on the cpu which scheduled them. > > On a idle system, it is observed that and idle cpu wakes up many times just to > service this work. It would be better if we can schedule it on a cpu which the > scheduler believes to be the most appropriate one. > > This patch replaces normal workqueues with power efficient versions. > > Cc: Jens Axboe <axboe@kernel.dk> > Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Jens, applied this to wq/for-3.11. Please holler if you wanna route this differently.
Thanks.
-- tejun
| |