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From: Borislav Petkov <borislav.petkov@amd.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Ingo Molnar <mingo@elte.hu>,
	Borislav Petkov <petkovbb@googlemail.com>,
	Andi Kleen <andi@firstfloor.org>,
	x86@kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: x86: mce: Please revert 22223c9b417be5fd0ab2cf9ad17eb7bd1e19f7b9
Date: Thu, 1 Oct 2009 16:46:37 +0200	[thread overview]
Message-ID: <20091001144637.GB11410@aftab> (raw)
In-Reply-To: <alpine.LFD.2.01.0910010731130.6996@localhost.localdomain>

On Thu, Oct 01, 2009 at 07:34:11AM -0700, Linus Torvalds wrote:
> > Ok, here it is, tested on two Fam10 machines here with injecting MCEs.
> > The decoding code is now built-in by default (early_initcall requires
> > !MODULE).
> 
> I don't think it has to require !MODULE. We could do what we do for the 
> other initcalls, ie if MODULE we turn it into just a regular initcall. If 
> that allows something like the EDAC MCE to be built as a module, and 
> people want to, then just go ahead and add the one-liner to <linux/init.h>
>
> Of course, if it _requires_ being loaded early for some other reason, then

the only reason I can think of is if you want to be able to decode MCEs
happening as early as possible before the modules have been init-ted.

Question really is, what is more important to us? But we definitely
can do the module stuff too and get rid of ~5K core kernel fat by
relocating the whole functionality completely into the module. Hmm...

-- 
Regards/Gruss,
Boris.

Operating | Advanced Micro Devices GmbH
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  reply	other threads:[~2009-10-01 14:46 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-30 14:09 x86: mce: Please revert 22223c9b417be5fd0ab2cf9ad17eb7bd1e19f7b9 Andi Kleen
2009-09-30 19:40 ` Borislav Petkov
2009-09-30 20:46   ` Ingo Molnar
2009-09-30 21:48     ` Ingo Molnar
2009-09-30 22:39       ` Borislav Petkov
2009-09-30 23:09         ` Ingo Molnar
2009-10-01 14:14           ` Borislav Petkov
2009-10-01 14:34             ` Linus Torvalds
2009-10-01 14:46               ` Borislav Petkov [this message]
2009-10-01 15:00                 ` Ingo Molnar
2009-10-01 15:21                   ` Borislav Petkov
2009-10-01 15:32                     ` Ingo Molnar
2009-10-02 13:21                       ` Borislav Petkov
2009-10-02 13:22                         ` [PATCH 1/3] x86, mce, edac: Fix MCE decoding callback logic Borislav Petkov
2009-10-02 13:23                         ` [PATCH 2/3] initcalls: add early_initcall for modules Borislav Petkov
2009-10-02 14:01                           ` [tip:x86/urgent] initcalls: Add early_initcall() " tip-bot for Borislav Petkov
2009-10-02 13:26                         ` x86: mce: Please revert 22223c9b417be5fd0ab2cf9ad17eb7bd1e19f7b9 Ingo Molnar
2009-10-02 13:31                         ` [PATCH 3/3] EDAC: carve out AMD MCE decoding logic Borislav Petkov
2009-10-02 13:39                           ` Ingo Molnar
2009-10-02 18:26                             ` Borislav Petkov
2009-10-02 18:47                               ` Ingo Molnar
2009-10-03  6:57                                 ` Borislav Petkov
2009-10-03  7:18                                   ` Ingo Molnar
2009-10-05 15:15                                     ` Borislav Petkov
2009-10-16 12:55                                   ` [tip:perf/mce] mce, edac: Use an atomic notifier for MCEs decoding tip-bot for Borislav Petkov
2009-10-02 14:01                           ` [tip:x86/urgent] x86: EDAC: carve out AMD MCE decoding logic tip-bot for Borislav Petkov
2009-10-01 14:55               ` x86: mce: Please revert 22223c9b417be5fd0ab2cf9ad17eb7bd1e19f7b9 Ingo Molnar
2009-10-01 15:26               ` Andi Kleen
2009-10-02 14:01             ` [tip:x86/urgent] x86: EDAC: MCE: Fix MCE decoding callback logic tip-bot for Ingo Molnar

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