[PATCH] drm/atomic: Add missing drm_atomic_state_clear to atomic_remove_fb

[Ville Syrjälä]

On Thu, Jun 29, 2017 at 01:59:54PM +0200, Maarten Lankhorst wrote:
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> ---
>  drivers/gpu/drm/drm_framebuffer.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c
> index fc8ef42203ec..b3ef4f1c2630 100644
> --- a/drivers/gpu/drm/drm_framebuffer.c
> +++ b/drivers/gpu/drm/drm_framebuffer.c
> @@ -832,6 +832,7 @@ static int atomic_remove_fb(struct drm_framebuffer *fb)
>  		drm_atomic_clean_old_fb(dev, plane_mask, ret);
>  
>  	if (ret == -EDEADLK) {
> +		drm_atomic_state_clear(state);

Hmm. We seem to be missing this all over. Do those other places need it
as well? Hard to say without a commit message explaining why we need it
here.

Should we just back it into drm_modeset_backoff() if it's always needed?

>  		drm_modeset_backoff(&ctx);
>  		goto retry;
>  	}
> -- 
> 2.11.0
> 
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-- 
Ville Syrjälä
Intel OTC