Re: [PATCH 1/3] [RFC][x86] move notify_die from nmi.c to traps.c

From: Don Zickus
Date: Thu Jan 28 2010 - 10:47:25 EST


On Thu, Jan 28, 2010 at 06:10:25PM +0300, Cyrill Gorcunov wrote:
> On Wed, Jan 27, 2010 at 03:03:40PM -0500, Don Zickus wrote:
> ...
> > diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
> > index 3339917..3b98dd3 100644
> > --- a/arch/x86/kernel/traps.c
> > +++ b/arch/x86/kernel/traps.c
> > @@ -400,6 +400,11 @@ static notrace __kprobes void default_do_nmi(struct pt_regs *regs)
> > if (notify_die(DIE_NMI_IPI, "nmi_ipi", regs, reason, 2, SIGINT)
> > == NOTIFY_STOP)
> > return;
> > +
> > + if (notify_die(DIE_NMI, "nmi", regs, reason, 2, SIGINT)
> > + == NOTIFY_STOP)
> > + return;
> > +
> > #ifdef CONFIG_X86_LOCAL_APIC
> > /*
> > * Ok, so this is none of the documented NMI sources,
> > --
>
> Hi Don, I suppose this notify_die should be in CONFIG_X86_LOCAL_APIC
> section?

To maintain old behaviour I suppose, yes. Personally I don't think
notify_die has anything to do with CONFIG_X86_LOCAL_APIC so I put it in
above the #define.

Cheers,
Don
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