[Mesa-dev] [PATCH 6/8] i965: Call intel_finish before destroying the context

Jason Ekstrand jason at jlekstrand.net
Wed Jun 13 20:26:58 UTC 2018


---
 src/mesa/drivers/dri/i965/brw_context.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index 9ced230ec14..98ec54f2ae3 100644
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -1099,6 +1099,14 @@ intelDestroyContext(__DRIcontext * driContextPriv)
       (struct brw_context *) driContextPriv->driverPrivate;
    struct gl_context *ctx = &brw->ctx;
 
+   /* Wait for our any outstanding rendering to be completed before we start
+    * freeing anything.  It's probably safe to destroy the context while stuff
+    * is sill in flight since the kernel will reference count our BOs.  This
+    * just ensures that everything is safe before we start destroying things
+    * in case doing so has any side-effects.
+    */
+   intel_finish(ctx);
+
    _mesa_meta_free(&brw->ctx);
 
    if (INTEL_DEBUG & DEBUG_SHADER_TIME) {
-- 
2.17.1



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