linux-kernel - Re: [origin tree build failure] Re: [GIT PULL] AMD64 EDAC updates, p1

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Date:	Tue, 15 Sep 2009 16:59:23 +0200
From:	Borislav Petkov <borislav.petkov@....com>
To:	Jean Delvare <khali@...ux-fr.org>
CC:	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	x86 <x86@...nel.org>, Doug Thompson <norsk5@...oo.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [origin tree build failure] Re: [GIT PULL] AMD64 EDAC updates,
 p1

On Tue, Sep 15, 2009 at 04:38:37PM +0200, Jean Delvare wrote:
> On Tue, 15 Sep 2009 13:09:40 +0200, Ingo Molnar wrote:
> > -tip testing found this build failure with the attached config:
> > 
> > drivers/edac/edac_mce_amd.c: In function ‘decode_mce’:
> > drivers/edac/edac_mce_amd.c:408: error: ‘per_cpu__cpu_llc_id’ undeclared (first use in this function)
> > drivers/edac/edac_mce_amd.c:408: error: (Each undeclared identifier is reported only once
> > drivers/edac/edac_mce_amd.c:408: error: for each function it appears in.)
> > 
> > I did the patchlet below but this needs a cleaner fix eventually. A 
> > proper node abstraction needs to be factored out and provided as a 
> > facility regardless of config settings.
> > 
> > 	Ingo
> > 
> > Signed-off-by: Ingo Molnar <mingo@...e.hu>
> > ---
> >  drivers/edac/edac_mce_amd.c |    5 ++++-
> >  1 file changed, 4 insertions(+), 1 deletion(-)
> > 
> > Index: linux2/drivers/edac/edac_mce_amd.c
> > ===================================================================
> > --- linux2.orig/drivers/edac/edac_mce_amd.c
> > +++ linux2/drivers/edac/edac_mce_amd.c
> > @@ -405,8 +405,11 @@ void decode_mce(struct mce *m)
> >  		regs.nbsh  = (u32)(m->status >> 32);
> >  		regs.nbeal = (u32) m->addr;
> >  		regs.nbeah = (u32)(m->addr >> 32);
> > +#ifdef CONFIG_X86_HT
> >  		node       = per_cpu(cpu_llc_id, m->extcpu);
> > -
> > +#else
> > +		node	   = 0;
> > +#endif
> >  		amd_decode_nb_mce(node, &regs, 1);
> >  		break;
> >  
> 
> FWIW, this patch doesn't fix the problem for me. Amerigo Wang's does:
> http://lkml.org/lkml/2009/9/15/64

We'll have an even better fix soon:
http://marc.info/?l=linux-kernel&m=125302459621925

-- 
Regards/Gruss,
Boris.

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