[Intel-gfx] [PATCH] drm/i95: Initialize active ring->pid to -1

[Daniel Vetter]

On Tue, Jun 10, 2014 at 12:09:29PM +0100, Chris Wilson wrote:
> Otherwise we print out spurious processes on unused rings in the error
> state.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: stable at vger.kernel.org

Personally would have done that in the dumper code, not the recording code
- this here looks a bit inconsistent. Either way this is
Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
>  drivers/gpu/drm/i915/i915_gpu_error.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
> index 87ec60e181a7..66cf41765bf9 100644
> --- a/drivers/gpu/drm/i915/i915_gpu_error.c
> +++ b/drivers/gpu/drm/i915/i915_gpu_error.c
> @@ -888,6 +888,8 @@ static void i915_gem_record_rings(struct drm_device *dev,
>  	for (i = 0; i < I915_NUM_RINGS; i++) {
>  		struct intel_engine_cs *ring = &dev_priv->ring[i];
>  
> +		error->ring[i].pid = -1;
> +
>  		if (ring->dev == NULL)
>  			continue;
>  
> @@ -895,7 +897,6 @@ static void i915_gem_record_rings(struct drm_device *dev,
>  
>  		i915_record_ring_state(dev, ring, &error->ring[i]);
>  
> -		error->ring[i].pid = -1;
>  		request = i915_gem_find_active_request(ring);
>  		if (request) {
>  			/* We need to copy these to an anonymous buffer
> -- 
> 2.0.0
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch