linux-kernel - Re: Linux 2.6.23-rc2

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Date:	Sat, 04 Aug 2007 11:06:09 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	Jeff Chua <jeff.chua.linux@...il.com>,
	lkml <linux-kernel@...r.kernel.org>,
	"Antonino A. Daplas" <adaplas@...il.com>
Subject: Re: Linux 2.6.23-rc2

Linus Torvalds wrote:
> 
> On Sat, 4 Aug 2007, Jeff Chua wrote:
>> On 8/4/07, Jeff Chua <jeff.chua.linux@...il.com> wrote:
>>>> After resume from s2ram or switching to console from X, my console is
>>>> messed up on rc1 and rc2. Is there a fix for this?
>>> This is on IBM X60. i915 chipset. No problem on 2.6.22. If this is a
>>> known problem, than I don't need to bisect all over again.
>> I managed to bisect down to this commit. Without this, console screen
>> can resume without video mess.
> 
> [ The commit being 4fd06960f120e02e9abc802a09f9511c400042a5: "Use the new 
>   x86 setup code for i386" ]
> 
> Very interesting. 
> 
> Jeff - do I understand correctly that the "or" means that even *without* a 
> suspend-to-ram sequence, and just by going into X and then going back to 
> text-mode, the screen is corrupt?

Also, can you please describe "messed up" in more detail?  We had one
report of "screen messed up" already that did get fixed
(CONFIG_FIRMWARE_EDID not working.)

Are you using the VGA console or a framebuffer console?

Also, please submit your .config and kernel command line.

	-=hpa
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