linux-kernel - Re: [PATCH] x86/mce: Keep quiet in case of broadcasted mce after system panic

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Message-ID: <20170123181437.xbjbsdjfcn7b67dh@pd.tnic>
Date:   Mon, 23 Jan 2017 19:14:37 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     "Luck, Tony" <tony.luck@...el.com>
Cc:     xlpang@...hat.com, x86@...nel.org, linux-kernel@...r.kernel.org,
        kexec@...ts.infradead.org, Ingo Molnar <mingo@...hat.com>,
        Dave Young <dyoung@...hat.com>,
        Prarit Bhargava <prarit@...hat.com>,
        Junichi Nomura <j-nomura@...jp.nec.com>,
        Kiyoshi Ueda <k-ueda@...jp.nec.com>,
        Naoya Horiguchi <n-horiguchi@...jp.nec.com>
Subject: Re: [PATCH] x86/mce: Keep quiet in case of broadcasted mce after
 system panic

On Mon, Jan 23, 2017 at 10:01:53AM -0800, Luck, Tony wrote:
> will ignore the machine check on the other cpus ... assuming
> that "cpu_is_offline(smp_processor_id())" does the right thing
> in the kexec case where this is an "old" cpu that isn't online
> in the new kernel.

Nice. And kdump did do the dumping on one CPU, AFAIR. So we should be
good there.

-- 
Regards/Gruss,
    Boris.

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