linux-kernel - RE: [PATCH 2/3 V2] x86/mce: Fix incorrect "Machine check from unknown source" message

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Date:   Tue, 29 May 2018 17:50:48 +0000
From:   "Luck, Tony" <tony.luck@...el.com>
To:     Borislav Petkov <bp@...e.de>
CC:     "Williams, Dan J" <dan.j.williams@...el.com>,
        "Zhuo, Qiuxu" <qiuxu.zhuo@...el.com>,
        "Raj, Ashok" <ashok.raj@...el.com>,
        "x86@...nel.org" <x86@...nel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 2/3 V2] x86/mce: Fix incorrect "Machine check from
 unknown source" message

> It is still assigning.

Ah. That would be because I forgot to "git add" before "git commit --amend" :-(

> I'll simply do:
>
>       if (worst >= MCE_PANIC_SEVERITY && mca_cfg.tolerant < 3) {
>               mce_severity(&m, cfg->tolerant, &msg, true);
>               mce_panic("Local fatal machine check!", &m, msg);
>       }
>
> when committing.

I had put:

		(void) mce_severity(&m, cfg->tolerant, &msg, true);

but either works.

> Btw, I did some cleaning up ontop. Please have a look and let me know if
> it is too ugly to live... :)
>
> https://git.kernel.org/pub/scm/linux/kernel/git/bp/bp.git/log/?h=rc7%2b0-ras

Will look. I hope you didn't do too much to make the stable backport more difficult.

-Tony