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drm/i95: Initialize active ring->pid to -1 

Otherwise we print out spurious processes on unused rings in the error
state.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@vger.kernel.org
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Chris Wilson 2014-06-10 12:09:29 +01:00 committed by Jani Nikula
parent 2e7eeeb59a
commit eee73b4626
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/i915_gpu_error.c
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@ -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