Re: [PATCH 14/24] msm: add hotplug stub functions

From: Daniel Walker
Date: Thu Sep 02 2010 - 18:25:51 EST


On Thu, 2010-09-02 at 18:12 +0100, Russell King - ARM Linux wrote:
> On Thu, Sep 02, 2010 at 09:49:37AM -0700, Daniel Walker wrote:
> > On Thu, 2010-09-02 at 12:11 +0100, Russell King - ARM Linux wrote:
> > > On Tue, Aug 24, 2010 at 09:57:43PM -0700, Jeff Ohlstein wrote:
> > > > From: Daniel Walker <dwalker@xxxxxxxxxxxxxx>
> > > >
> > > > We don't actually do anything for hotplug yet. This just lets
> > > > everything compile, even when hotplug is enabled.
> > >
> > > And the point of that is? If you're not supporting hotplug CPU yet, then
> > > don't allow it to be enabled.
> >
> > How do we do that? I didn't see a easy way to prevent it.
>
>
> config HOTPLUG_CPU
> bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
> depends on SMP && HOTPLUG && EXPERIMENTAL
> + depends on !ARCH_MSM

So every other SMP does this? I didn't see any other's besides RealView
implementing these. I just assumed they all had compile failures.

Daniel

--

Sent by a consultant of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.

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