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Commit f21289b3 authored by Eric Anholt's avatar Eric Anholt Committed by Dave Airlie
Browse files

drm/i915: Retire requests from i915_gem_busy_ioctl. 



This ensures that the user gets the latest information from the hardware
on whether the buffer is busy, potentially reducing the working set of objects
that the user chooses.

Signed-off-by: default avatarEric Anholt <eric@anholt.net>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 5669fcac

drivers/gpu/drm/i915/i915_gem.c

+7 −0
Original line number Diff line number Diff line
@@ -2872,6 +2872,13 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data, 
		return -EBADF;

	}



	/* Update the active list for the hardware's current position.

	 * Otherwise this only updates on a delayed timer or when irqs are

	 * actually unmasked, and our working set ends up being larger than

	 * required.

	 */

	i915_gem_retire_requests(dev);



	obj_priv = obj->driver_private;

	/* Don't count being on the flushing list against the object being

	 * done.  Otherwise, a buffer left on the flushing list but not getting