14 May
2013
14 May
'13
5:57 p.m.
On Wed, Apr 24, 2013 at 05:12:57PM +0530, Viresh Kumar wrote:
fbcon uses workqueues and it has 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 system_wq with system_power_efficient_wq.
Cc: Dave Airlie airlied@redhat.com Cc: linux-fbdev@vger.kernel.org Signed-off-by: Viresh Kumar viresh.kumar@linaro.org
Dave, applied this to wq/for-3.11. Please holler if you want this to be routed differently.
Thanks!
--
tejun