linux-kernel - Re: [PATCH] x86, MCE, AMD: save IA32_MCi_STATUS before machine_check

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Message-ID: <20140930100940.GD4639@pd.tnic>
Date:	Tue, 30 Sep 2014 12:09:40 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Chen Yucong <slaoub@...il.com>
Cc:	tony.luck@...el.com, linux-edac@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86, MCE, AMD: save IA32_MCi_STATUS before
 machine_check_poll() resets it

On Tue, Sep 30, 2014 at 05:56:31PM +0800, Chen Yucong wrote:
> I just clear it to avoid that the mce_log() call logs the above
> threshold event again in machine_check_poll().

Ok, that's a good point, please put it in the commit message.

> It is just used for scanning other banks for recording other valid
> error information.

This is actually not what we want - we want to log the errors which
cause the overflow first and then the rest. So you don't need the goto
but simply have the machine_check_poll() at the end.

Now let me repeat my question: how are you testing your patches?

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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