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Message-ID: <4D8795A8.4060909@gmail.com>
Date: Mon, 21 Mar 2011 21:15:04 +0300
From: Cyrill Gorcunov <gorcunov@gmail.com>
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To: Jack Steiner <steiner@sgi.com>
CC: Ingo Molnar <mingo@elte.hu>, Don Zickus <dzickus@redhat.com>,
        tglx@linutronix.de, hpa@zytor.com, x86@kernel.org,
        linux-kernel@vger.kernel.org, Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH] x86, UV: Fix NMI handler for UV platforms
References: <20110321160135.GA31562@sgi.com> <20110321161425.GC23614@elte.hu> <4D877C4B.9090602@gmail.com> <4D878042.9080708@gmail.com> <4D878445.6090709@gmail.com> <20110321170832.GC12718@sgi.com>
In-Reply-To: <20110321170832.GC12718@sgi.com>
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On 03/21/2011 08:08 PM, Jack Steiner wrote:
...
> 
> We use KDB internally, and yes, it has the same issue. The version of the
> patch that uses KDB OR's the "handled" status for both KDB & the UV NMI handler.
> If either KDB or the UV NMI handler returns "handled", the code in traps.c exits
> after the call to the first die notifier.
> 
> Not particularily pretty but I could not find a better way to do it.
> 
> --- jack

  Btw Jack, I somehow missed (sorry) this patch only handles UV NMI handler so
for KGDB case you need some other patch on top?

-- 
    Cyrill
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