[git pull] drm urgent fix

[Dave Airlie]

On 26 March 2015 at 13:04, Linus Torvalds <torvalds at linux-foundation.org> wrote:
> On Wed, Mar 25, 2015 at 3:43 PM, Linus Torvalds
> <torvalds at linux-foundation.org> wrote:
>>
>> I'm going to wait a bit more with this, since clearly things are still
>> in flux, and these two commits don't actually fix everything at all.
>>
>> There's apparently at least one more fix necessary.
>
> Indeed. I can see the problem myself.
>
> With current git I get two warnings:
>
>    WARNING: CPU: 3 PID: 325 at include/linux/kref.h:47
> drm_framebuffer_reference+0x72/0x80 [drm]()
>    WARNING: CPU: 4 PID: 107 at drivers/gpu/drm/drm_atomic.c:482
> drm_atomic_check_only+0x32d/0x4f0 [drm]()
>
> and testing the pull it gets rid of the first one, but no tthe second one.
>
> So that urgent fix is very much still lacking.

I've pushed a drm-fixes-staging branch that backport's Daniel's
drm-next fix from 9 hours ago,

However it isn't tested yet, so if you want to give it a whirl grab it.

Hopefully when Daniel comes on line he can provide assurance that my
fix is a correct backport.

Dave.