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Date: Thu, 14 Mar 2002 13:32:23 +0100
From: Dave Jones <davej@suse.de>
To: Andrea Arcangeli <andrea@suse.de>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: 2.4.19pre3aa2
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In-Reply-To: <20020314032801.C1273@dualathlon.random>; from andrea@suse.de on Thu, Mar 14, 2002 at 03:28:01AM +0100
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On Thu, Mar 14, 2002 at 03:28:01AM +0100, Andrea Arcangeli wrote:
 > Only in 2.4.19pre3aa2: 21_pte-highmem-f00f-1
 > 
 > 	vmalloc called before smp_init was an hack, right way
 > 	is to use fixmap. CONFIG_M686 doesn't mean much these
 > 	days, but it's ok and probably most vendors will use it
 > 	for the smp kernels, so it will save 4096 of the vmalloc space.
 > 	I just didn't wanted to clobber the code with || CONFIG_K7 ||
 > 	CONFIG_... | ... given all the other f00f stuff is also
 > 	conditional only to M686 and probably nobody bothered to compile
 > 	it out for my same reason 

 Brian Gerst had a patch a few months back to introduce a CONFIG_F00F
 if a relevant CONFIG_Mxxx was chosen[1]. It never got applied anywhere, but makes
 more sense than the CONFIG_M686 we currently use. 
 
[1] 386/486/586. With addition of my Vendor choice menu, we could even further
    narrow it down to Intel only.

-- 
| Dave Jones.        http://www.codemonkey.org.uk
| SuSE Labs
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