glthread: execute glSignalSemaphoreEXT synchronously

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18223>

diff --git a/src/mapi/glapi/gen/EXT_external_objects.xml b/src/mapi/glapi/gen/EXT_external_objects.xml
index d8e4f9a..89bd989 100644 (file)
--- a/src/mapi/glapi/gen/EXT_external_objects.xml
+++ b/src/mapi/glapi/gen/EXT_external_objects.xml
@@ -220,7 +220,7 @@
         <param name="srcLayouts" type="const GLenum *" count="numTextureBarriers"/>
     </function>
 
-    <function name="SignalSemaphoreEXT" es2="3.2">
+    <function name="SignalSemaphoreEXT" es2="3.2" marshal="sync">
         <param name="semaphore" type="GLuint"/>
         <param name="numBufferBarriers" type="GLuint"/>
         <param name="buffers" type="const GLuint *" count="numBufferBarriers"/>