linux-kernel - Re: linux-next: Tree for May 20 (amd64

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Date:	Wed, 20 May 2009 18:41:12 +0200
From:	Borislav Petkov <borislav.petkov@....com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
CC:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	dougthompson@...ssion.com
Subject: Re: linux-next: Tree for May 20 (amd64_edac)

Hi,

On Wed, May 20, 2009 at 09:16:09AM -0700, Randy Dunlap wrote:
> Stephen Rothwell wrote:
> > Hi all,
> > 
> > Changes since 20090519:
> > 
> > Undropped tree:
> > 	edac-amd
> > 
> > The edac-amd tree lost its build failure.
> 
> 
> When K8_NB is not enabled:
> 
> drivers/built-in.o: In function `amd64_edac_init':
> amd64_edac.c:(.init.text+0x254f6): undefined reference to `cache_k8_northbridges'
> amd64_edac.c:(.init.text+0x25c38): undefined reference to `num_k8_northbridges'

ah, well, one dependency goes another one comes in :(. Thanks, will fix...

> Error with EDAC_AMD64 =y or =m.
> Error on both i386 and on x86_64.
> 
> 
> Comments on Kconfig for EDAC_AMD64:
> 
> config EDAC_AMD64
> 	tristate "AMD64 (Opteron, Athlon64) K8, F10h, F11h"
> 	depends on EDAC_MM_EDAC && X86 && PCI
> 	default m
> 	help
> 	Support for error detection and correction on the AMD 64
> 	Families of Memory Controllers (K8, F10h and F11h)
> 
> 
> Does this actually apply to X86_32 or should the depends be on
> X86_64 instead of X86?

and since K8_NB depends on X86_64, this answers that question :).
 
> The default y on EDAC_MM_EDAC and default m on EDAC_AMD64 should
> be removed.

The reasoning behind those comes from Ingo: people who enable EDAC
should get the modules automatically on instead of going through the
different entries in the subtree. Which sounds kind of reasonable, no?

See

http://marc.info/?l=linux-kernel&m=124173363813847

for details.

> The 2 lines of help text should be indented by 2 spaces.

ok, will do.

> Would be Good to have the amd64_edac maintainer(s) email addresses
> in MAINTAINERS file, please.

This is coming up.

-- 
Regards/Gruss,
Boris.

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