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Date: Sat, 29 Dec 2012 23:09:38 -0500 From: Christoffer Dall <c.dall@...tualopensystems.com> To: Claudio Fontana <Claudio.Fontana@...wei.com> Cc: Russell King <linux@....linux.org.uk>, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH RESEND 4] ARM: plat-versatile: move secondary CPU startup into cpuinit On Tue, Dec 18, 2012 at 3:42 AM, Claudio Fontana <Claudio.Fontana@...wei.com> wrote: > > Using __CPUINIT instead of __INIT puts the secondary CPU startup code > into the "right" section: it will not be freed in hotplug configurations, > allowing hot-add of cpus, while still getting freed in non-hotplug configs. > > Tested successfully on Fast-Models and on Arndale for VCPU hotplug. not quite sure how testing on Arndale verifies this change? > > Signed-off-by: Claudio Fontana <claudio.fontana@...wei.com> > Tested-by: Claudio Fontana <claudio.fontana@...wei.com> > > diff --git a/arch/arm/plat-versatile/headsmp.S b/arch/arm/plat-versatile/headsmp.S > index dd703ef..19fe180 100644 > --- a/arch/arm/plat-versatile/headsmp.S > +++ b/arch/arm/plat-versatile/headsmp.S > @@ -11,7 +11,7 @@ > #include <linux/linkage.h> > #include <linux/init.h> > > - __INIT > + __CPUINIT > > /* > * Realview/Versatile Express specific entry point for secondary CPUs. > -- > 1.7.12.1 > Otherwise looks ok to me (not guaranteeing that cpu hotplug will magically work for KVM using this change though). -Christoffer -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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