linux-kernel - Re: [PATCH 1/2] x86, MCE: Do not taint when handling correctable errors

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Message-ID: <20110421112121.GA21929@elte.hu>
Date:	Thu, 21 Apr 2011 13:21:21 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Borislav Petkov <bp@...64.org>
Cc:	"Chumbalkar, Nagananda" <Nagananda.Chumbalkar@...com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Prarit Bhargava <prarit@...hat.com>,
	Tony Luck <tony.luck@...el.com>, Russ Anderson <rja@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	EDAC devel <linux-edac@...r.kernel.org>
Subject: Re: [PATCH 1/2] x86, MCE: Do not taint when handling correctable
 errors


* Borislav Petkov <bp@...64.org> wrote:

> On Thu, Apr 21, 2011 at 06:06:39AM -0400, Borislav Petkov wrote:
> > On Thu, Apr 21, 2011 at 05:58:48AM -0400, Ingo Molnar wrote:
> > > Ok, indeed. Also, in the future, if you take patches from others please also 
> > > credit them in the changelog. Something like this would have been good in the 
> > > current case:
> > > 
> > >   Also, this patch includes a change from Nagananda Chumbalkar as well, which 
> > >   drops tainting in the therma throttling code for a similar reason: crossing a
> > >   thermal threshold does not mean corruption.
> > > 
> > > Nagananda's Acked-by is there so there's at least partial credit - but we 
> > > generally try to aim for at least 100% credit where credit is due :-)
> > 
> > Absolutely, and in the light of recent events :) I'm still not sure how
> > to do that though in a straight-forward manner so that it is visible at
> > a first glance. Sure, adding freeform text to the commit message is one
> > way. Using a SOB chain might work too - even the Acked-by tag - but all
> > those have another main purpose and are being repurposed for annotating
> > the fact that a patch is the result of more than one author's thought
> > process.
> > 
> > IOW, in case I'm not missing anything, we don't really have a way to
> > denote a multiple authorship, correct? And we should...
> 
> Ok, after RTFMing <Documentation/SubmittingPatches> here's how:
> 
> From: Original Author <author@...mple.com>
> 
> 	^ this is the original author who sent the initial patch
> 
> Signed-off-by: Original Author <author@...mple.com>
> Signed-off-by: Additional Author <author2@...mple.com>
> Signed-off-by: Third Author <author3@...mple.com>

The easiest solution is to create a separate patch for the TM1/TM2 change and 
ask for a SOB :-)

Thanks,

	Ingo
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