On 2018-06-21 10:48 PM, Lyude Paul wrote:
> This fixes a regression I accidentally reduced that was picked up by
> kasan, where we were checking the CRTC atomic states after DRM's helpers
> had already freed them. Example:
>
> [...]
>
> So, we fix this by counting the number of CRTCs this atomic commit disabled
> early on in the function before their atomic states have been freed, then use
> that count later to do the appropriate number of RPM puts at the end of the
> function.
>
> Fixes: 97028037a38ae ("drm/amdgpu: Grab/put runtime PM references in atomic_commit_tail()")
> Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
> Cc: Michel Dänzer <michel@xxxxxxxxxxx>
> Reported-by: Michel Dänzer <michel@xxxxxxxxxxx>
Actually, it was reported by Tom St Denis <tom.stdenis@xxxxxxx>. With
that fixed,
Acked-by: Michel Dänzer <michel.daenzer@xxxxxxx>
(needs review by DC folks)
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
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