linux-kernel - Re: [Bisected] Output to external monitor is broken (Re: Linux 2.6.31-rc9)

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Message-ID: <20090907191219.GA5015@Pilar.aei.mpg.de>
Date:	Mon, 7 Sep 2009 21:12:19 +0200
From:	"Carlos R. Mafra" <crmafra2@...il.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Ma Ling <ling.ma@...el.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Zhao Yakui <yakui.zhao@...el.com>,
	Eric Anholt <eric@...olt.net>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [Bisected] Output to external monitor is broken (Re: Linux
	2.6.31-rc9)

On Mon  7.Sep'09 at 11:37:39 -0700, Linus Torvalds wrote:
>   Carlos - can you also do the full dmesg _with_ the corruption? I realize 
>   that your screen is unreadable, but if you can just log in blindly, and
>   do a "dmesg > saved-dmesg-file" and then do a clean reboot? No need for 
>   a serial console or anything fancy - I assume the machine is still 
>   working, just with bad output.
> 
>   It might also be a good idea to boot with "drm.debug=15" to enable much 
>   more debugging output.
> 			- Linus ]

I am no longer at the institute with the monitor to test, but I've already
uploaded similar debug info to the bugzilla upon ykzhao's request this
morning (but I think you were not Cc:-ed on that request, though).

http://bugzilla.kernel.org/show_bug.cgi?id=14139

PS: The external monitor is unreadable, but the laptop's screen is still good.
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