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From: Don Zickus <dzickus@redhat.com>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: mingo@elte.hu, peterz@infradead.org, aris@redhat.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] [RFC][x86] move notify_die from nmi.c to traps.c
Date: Thu, 28 Jan 2010 10:46:46 -0500	[thread overview]
Message-ID: <20100128154646.GW4472@redhat.com> (raw)
In-Reply-To: <20100128151025.GA5338@lenovo>

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

  reply	other threads:[~2010-01-28 15:47 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-27 20:03 [PATCH 0/3] [RFC] new nmi_watchdog using perf events Don Zickus
2010-01-27 20:03 ` [PATCH 1/3] [RFC][x86] move notify_die from nmi.c to traps.c Don Zickus
2010-01-28 15:10   ` Cyrill Gorcunov
2010-01-28 15:46     ` Don Zickus [this message]
2010-02-02 17:59       ` Cyrill Gorcunov
2010-02-02 18:27         ` Don Zickus
2010-02-02 18:44           ` Cyrill Gorcunov
2010-01-27 20:03 ` [PATCH 2/3] [RFC] nmi_watchdog: new implementation using perf events Don Zickus
2010-01-27 20:03 ` [PATCH 3/3] [RFC] nmi_watchdog: config option to enable new nmi_watchdog Don Zickus
2010-01-28 14:54   ` Peter Zijlstra
2010-01-28 15:44     ` Don Zickus
2010-01-29  8:12       ` Ingo Molnar
2010-02-01 18:52         ` Don Zickus
2010-02-02  7:29           ` Ingo Molnar
2010-02-02 16:42             ` Don Zickus

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