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Bug#704933: [stable] fbcon: fix locking harder



On Mon, 2013-04-15 at 02:24 +0100, Ben Hutchings wrote:
> On Sat, 2013-04-13 at 03:28 +0400, Stepan Golosunov wrote:
> [...]
> > The relevant changes in 3.2.40 (
> > fb: rework locking to fix lock ordering on takeover,
> > fb: Yet another band-aid for fixing lockdep mess;
> > described in
> > http://lists.freedesktop.org/archives/dri-devel/2013-January/033976.html)
> > appear to be missing from debian/changelog.
> 
> Yes, maybe I should make it more clear that not all commits are listed
> in the Debian changelog (there are just too many).  I try to list
> everything that looks like it could be release-critical - data loss,
> security vulnerabilities, and major regressions.
> 
> > And the missing fix (fbcon: fix locking harder) was discussed in
> > http://lists.freedesktop.org/archives/dri-devel/2013-January/033980.html.
> > 
> > Any of the two attached patches makes 3.2.41-2 bootable here.
> 
> I think we should move forward rather than back.  So that's:
> 
> commit 054430e773c9a1e26f38e30156eff02dedfffc17
> Author: Dave Airlie <airlied@gmail.com>
> Date:   Fri Jan 25 11:38:56 2013 +1000
> 
>     fbcon: fix locking harder
[...]

So I've queued this up for 3.2, but I think it belongs in 3.0 and 3.4 as
well.

Ben.

-- 
Ben Hutchings
Klipstein's 4th Law of Prototyping and Production:
                                    A fail-safe circuit will destroy others.

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