[PATCH 0/2] cpufreq support for the big.LITTLE switcher

Nicolas Pitre nicolas.pitre at linaro.org
Wed Oct 30 15:47:45 EDT 2013


On Wed, 30 Oct 2013, Rafael J. Wysocki wrote:

> On Tuesday, October 22, 2013 11:58:09 PM Nicolas Pitre wrote:
> > This is the third and final set of patches towards a fully functional
> > and production quality switcher solution for big.LITTLE systems,
> > establishing a landmark to compare against for any scheduler based
> > solution meant to eventually surpass the switcher's power efficiency
> > available in the mainline kernel.
> > 
> > Rationale for this code: http://lwn.net/Articles/481055/
> > 
> > The first and second patch sets have already been merged by RMK.  They
> > implement the core switcher mechanism.  This set adds the necessary code
> > to drive the switcher based on cpufreq governor decisions.
> 
> Patch [1/2] doesn't apply any more after all of the recent changes from Viresh.
> 
> Please rebase on top of linux-pm/linux-next and resend.

I just resent those patches after some testing.

Thanks!


Nicolas



More information about the linux-arm-kernel mailing list