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Re: [Xen-devel] [PATCH] 3/3: MCA/MCE correctable error handling

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] [PATCH] 3/3: MCA/MCE correctable error handling
From: "Christoph Egger" <Christoph.Egger@xxxxxxx>
Date: Wed, 22 Aug 2007 11:00:34 +0200
Cc: Gavin.Maltby@xxxxxxx, Keir Fraser <keir@xxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxxxx>
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On Tuesday 21 August 2007 18:02:54 Jan Beulich wrote:
> >+            if (mc_global->mc_flags & MC_FLAG_UNCORRECTABLE)
> >+                    printk(KERN_EMERG);
> >+            else
> >+                    printk(KERN_INFO);
>
> KERN_INFO seems gross understatement here - generally, correctable MCs are
> considered indicators that within not too distant future uncorrectable MCs
> might result, so this generally is a call for action (and hence shouldn't
> be hidden with default log level settings).

Well, that is what the "old" code did. It used KERN_EMERG for fatal errors
and KERN_INFO in the polling service routine. What do you want me to suggest?

> Also, I'm not sure adjusting the polling frequency makes much sense - 30s
> seems an awful lot of time to me.

It's not clear to me what you are trying to tell me. Please explain/elaborate.


Christoph


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