Re: [PATCH]: mce: don't print "human readable" message for corrected errors

[Russ Anderson <rja@sgi.com>]

On Tue, Apr 12, 2011 at 10:28:54PM +0200, Borislav Petkov wrote:
> 
> Yeah, there's the TAINT thing too, good point Tony. Well, we definitely
> don't want to get tainted for correctable errors - they're too "normal"
> to do so, IMHO.

I agreed.

> I'm thinking remove the TAINT for CEs and don't call the default
> notifier if it is the only notifier call registered. Maybe something like
> 
> 	if (num_notifiers(&x86_mce_decoder_chain) > 1)
> 		atomic_notifier_call_chain(&x86_mce_decoder_chain, 0, &m);
> 
> or since the notifiers are priority sorted, don't call notifiers with -1
> prio.
> 
> Or something to that effect.

What is the point of having a default notifier if it doesn't get called?

Any consideration of adding thresholding (ie only log the first X number
of corrected errors) as is done on IA64?  (see arch/ia64/kernel/mca.c)

Thanks,
-- 
Russ Anderson, OS RAS/Partitioning Project Lead  
SGI - Silicon Graphics Inc          rja@sgi.com