linux-kernel - Re: [git pull] drm: previous pull req + 1.

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Date:	Mon, 22 Jun 2009 11:22:11 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Thomas Hellström <thomas@...pmail.org>
cc:	Dave Airlie <airlied@...ux.ie>,
	Alex Deucher <alexdeucher@...il.com>,
	Andrew Lutomirski <luto@....edu>, dri-devel@...ts.sf.net,
	Jerome Glisse <jglisse@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [git pull] drm: previous pull req + 1.



On Mon, 22 Jun 2009, Thomas Hellström wrote:
> 
> It would be very helpful if we could introduce an fbdev mutex that protects
> fbdev accesses to the kernel map and to the fbdev acceleration functions.

Not going to happen.

Why? 'printk'.

If you can't handle printk, then you're basically useless. And printk 
absolutely -has- to work in bad situations (the most important messages 
could happen in any context).

			Linus
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