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Commit 442ffefc authored by Chris Wilson's avatar Chris Wilson Committed by Daniel Vetter
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drm/vgem: Switch to reservation_object_lock() helpers 



For the convenience of encapsulation the reservation object's ww_mutex
was wrapped in pair of lock/unlock helpers.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170123095357.29514-1-chris@chris-wilson.co.uk
parent a6a9534c

drivers/gpu/drm/vgem/vgem_fence.c

+2 −2
Original line number Diff line number Diff line
@@ -190,12 +190,12 @@ int vgem_fence_attach_ioctl(struct drm_device *dev, 


	/* Expose the fence via the dma-buf */

	ret = 0;

	ww_mutex_lock(&resv->lock, NULL);

	reservation_object_lock(resv, NULL);

	if (arg->flags & VGEM_FENCE_WRITE)

		reservation_object_add_excl_fence(resv, fence);

	else if ((ret = reservation_object_reserve_shared(resv)) == 0)

		reservation_object_add_shared_fence(resv, fence);

	ww_mutex_unlock(&resv->lock);

	reservation_object_unlock(resv);



	/* Record the fence in our idr for later signaling */

	if (ret == 0) {