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-rw-r--r--src/mesa/drivers/dri/intel/intel_context.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_context.c b/src/mesa/drivers/dri/intel/intel_context.c
index de4bcde20b6..60c401b75bc 100644
--- a/src/mesa/drivers/dri/intel/intel_context.c
+++ b/src/mesa/drivers/dri/intel/intel_context.c
@@ -470,7 +470,11 @@ intel_prepare_render(struct intel_context *intel)
* so we just us the first batch we emitted after the last swap.
*/
if (intel->need_throttle && intel->first_post_swapbuffers_batch) {
- drm_intel_bo_wait_rendering(intel->first_post_swapbuffers_batch);
+ /* Can't use drm_intel_bo_wait_rendering, since that only waits
+ * for rendering *to* the buffer, not from it.
+ */
+ drm_intel_gem_bo_map_gtt(intel->first_post_swapbuffers_batch);
+ drm_intel_gem_bo_unmap_gtt(intel->first_post_swapbuffers_batch);
drm_intel_bo_unreference(intel->first_post_swapbuffers_batch);
intel->first_post_swapbuffers_batch = NULL;
intel->need_throttle = GL_FALSE;