[Intel-gfx] Still time for v4.2? - c0165304e10f ("drm/i915: Only enable cursor if it can be enabled.")

[Maarten Lankhorst]

Hey,

Op 25-08-15 om 09:45 schreef Bjørn Mork:
> Hello, I see that I consistently get the warning below on v4.2-rc8.  I
> believe you already fixed this a long time ago by commit c0165304e10f
> ("drm/i915: Only enable cursor if it can be enabled."), which I assume is
> a stable candidate for v4.2.y.
>
> But wouldn't it look better if you managed to squeeze this into v4.2?
> The warning will probably cause a few unnecessary worries and reports
> from users...
>
> Sample WARNING from v4.2-rc8, minus the irrelevant list of modules:
> ------------[ cut here ]------------
> WARNING: CPU: 1 PID: 2675 at drivers/gpu/drm/i915/intel_display.c:9669 intel_crtc_update_cursor+0x335/0x452 [i915]()
> Missing switch case (0) in i9xx_update_cursor
> CPU: 1 PID: 2675 Comm: Xorg Tainted: G        W       4.2.0-rc8 #339
> Hardware name: LENOVO 2776LEG/2776LEG, BIOS 6EET55WW (3.15 ) 12/19/2011
>  0000000000000009 ffff88022ca07b68 ffffffff81423887 0000000000000006
>  ffff88022ca07bb8 ffff88022ca07ba8 ffffffff8104a9d6 0000000000070088
>  ffffffffa036b141 ffff8802317c9000 000000000053e000 ffff880231790000
What are you doing that triggers this? Works for me on v4.2..

~Maarten