linux-kernel - Re: Regression in 2.6.23-pre Was: Problems with 2.6.23-rc6 on AMD Geode LX800

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Message-ID: <46FACD33.1050503@zytor.com>
Date:	Wed, 26 Sep 2007 14:20:51 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Jordan Crouse <jordan.crouse@....com>
CC:	Joerg Pommnitz <pommnitz@...oo.com>, cebbert@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: Regression in 2.6.23-pre Was: Problems with 2.6.23-rc6 on AMD
 Geode LX800

Jordan Crouse wrote:
> 
> Hmm - the old code seems to fail to e801 when CF was set too:
> 
> 	int     $0x15                           # make the call
> 	jc      bail820                         # fall to e801 if it fails
> 
> 	cmpl    $SMAP, %eax                     # check the return is `SMAP'
> 	jne     bail820                         # fall to e801 if it fails
> 
> Thats not to say that the old code was correct, mind you.  Failing on a
> bad ID and returning without error on a set CF seems to be good to me.
> 

Testing this patch now:


View attachment "0001-x86-setup-Handle-case-of-improperly-terminated-E82.patch" of type "text/x-patch" (2247 bytes)