[PATCH v2] xen/arm: disable cpuidle and cpufreq when linux is running as dom0

Stefano Stabellini stefano.stabellini at eu.citrix.com
Sun Jul 21 11:38:43 EDT 2013


On Sun, 21 Jul 2013, Stefano Stabellini wrote:
> On Fri, 19 Jul 2013, Julien Grall wrote:
> > When linux is running as dom0, Xen doesn't show the physical cpu but a
> > virtual CPU.
> > On some ARM SOC (for instance the exynos 5250), linux registers callbacks
> > for cpuidle and cpufreq. When these callbacks are called, they will modify
> > directly the physical cpu not the virtual one. It can impact the whole board
> > instead of only dom0.
> > 
> > Signed-off-by: Julien Grall <julien.grall at linaro.org>
> > 
> 
> Acked-by: Stefano Stabellini <stefano.stabellini at eu.citrix.com>

I added the patch to my queue



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