[PATCHv3 3/5] arm64: read enable-method for CPU0

Nicolas Pitre nicolas.pitre at linaro.org
Wed Aug 14 14:22:54 EDT 2013


On Wed, 14 Aug 2013, Santosh Shilimkar wrote:

> On Wednesday 14 August 2013 12:20 PM, Mark Rutland wrote:
> > With the advent of CPU_HOTPLUG, the enable-method property for CPU0
> > may tells us something useful (i.e. how to hotplug it back on), so
> > we must read it along with all the enable-method for all the other CPUs.
> >
> Can you please expand this a bit.
> 
> > This patch ensures that CPU0's enable-method property is read.
> > 
> > Signed-off-by: Mark Rutland <mark.rutland at arm.com>
> > ---
> Am just wondering how this is useful for the boot CPU.

"Sane" systems allow the boot CPU to be hotplugged out like the others.


Nicolas



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