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Date: Wed, 30 Apr 2008 22:06:38 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Roland Dreier <rdreier@cisco.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
       linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>,
       Vegard Nossum <vegard.nossum@gmail.com>,
       Pekka Enberg <penberg@cs.helsinki.fi>,
       Christoph Lameter <clameter@sgi.com>, "H. Peter Anvin" <hpa@zytor.com>,
       Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [git pull] kmemcheck
Message-ID: <20080430200638.GA14164@elte.hu>
References: <20080429203446.GA18314@elte.hu> <adazlrb8fxq.fsf@cisco.com>
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* Roland Dreier <rdreier@cisco.com> wrote:

>  >       kmemcheck: enable in the x86 Kconfig
> 
> This patch does:
> 
>  > +config KMEMCHECK
>  > +	bool "kmemcheck: trap use of uninitialized memory"
>  > +	depends on X86_32
> 
> So it's only possible to select kmemcheck on 32-bit builds, But you 
> also seem to have 64-bit stuff, eg
> 
>  >       kmemcheck: support for 64-bit
>  >       kmemcheck: add missing pte_hidden() for x86-64
> 
> so is the Kconfig patch slightly out-of-date?

no, 64-bit kmemcehck is still work in progress, so it's not Kconfig 
selectable.

	Ingo