linux-kernel - Re: [PATCH] xenfb: connect to backend before registering fb

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Date:	Sun, 23 Aug 2009 21:32:24 +0200
From:	Michal Schmidt <mschmidt@...hat.com>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Mark McLoughlin <markmc@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] xenfb: connect to backend before registering fb

Dne Fri, 21 Aug 2009 15:45:38 -0700 Jeremy Fitzhardinge napsal(a):
> On 08/21/09 06:44, Michal Schmidt wrote:
> > As soon as the framebuffer is registered, our methods may be called
> > by the kernel. This leads to a crash as xenfb_refresh() gets called
> > before we have the irq.
> >
> > Connect to the backend before registering our framebuffer with the
> > kernel. 
> 
> Thanks, applied.  Should this be backported to stable?

Yes, it should go to stable too. 2.6.30.x needs it and it applies
cleanly.

Michal
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