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Subject: Re: [PATCH 2/2] x86: Further shrink ifdef sections in fault.c
From: Harvey Harrison <harvey.harrison@gmail.com>
To: Henry Nestler <henry-20071123@arcor.de>
Cc: Ingo Molnar <mingo@elte.hu>, Andi Kleen <ak@suse.de>,
       LKML <linux-kernel@vger.kernel.org>
In-Reply-To: <480E859D.80105@arcor.de>
References: <9Plf4-3KR-11@gated-at.bofh.it> <9PuLt-2sk-33@gated-at.bofh.it>
	 <480E859D.80105@arcor.de>
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Date: Wed, 23 Apr 2008 01:05:05 -0700
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On Wed, 2008-04-23 at 02:41 +0200, Henry Nestler wrote:
> Ingo Molnar wrote:
> > * Harvey Harrison <harvey.harrison@gmail.com> wrote:
> > 
> >> +	if (!(address >= VMALLOC_START && address < VMALLOC_END))
> >> +		return -1;
> > 
> > ah, this explains the weird chunk in your other patch.
> 
> Why this is not in x86_32?
> 
> Please see my other mail "x86: endless page faults in mount_block_root
> for Linux 2.6"
> 

Hmm, no idea why it wasn't in the 32-bit version.  Looks like something
fixed in the 64 bit versions but not 32-bit.

See:

commit 3b9ba4d5e23fcab24dd4d2e46dce11f5863869b4
commit f95190b28daa1bebf78ab5ec4129d01a223982c5


Cheers,

Harvey