linux-kernel - Re: Look Ma, da kernel is b0rken

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Date:	Wed, 5 Dec 2012 21:39:44 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Borislav Petkov <bp@...en8.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andreas Mohr <andi@...as.de>, linux-kernel@...r.kernel.org,
	Li Shaohua <shaohua.li@...el.com>, linux-acpi@...r.kernel.org
Subject: Re: Look Ma, da kernel is b0rken

> While I appreciate your confidence, I don't notice quite a few new
> warnings (because there are so many of them already :-().  Is there some
> reason to not turn this on in our "normal" builds?  Does it produce many
> false positives?  What compiler version is required?

I've not seen any false positives from it yet. Unlike some of the
variable related ones it seems pretty solid.

> I also currently don't carry patches that only ever appear in linux-next
> (well, not intentionally anyway).  I assume it would require a patch to
> the Makefile(s) to turn this on.

Yes. I guess it belongs to the build scripts maintainers ?

Alan
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