[mutter/wip/texture-purge-on-nvidia: 63/71] renderer/native: Make the EGLStreams operate in mailbox mode

[Ray Strode <halfline src gnome org>]

commit efd7b8987f8da318089e9391400d06db81b0ce1e
Author: Jonas Ådahl <jadahl gmail com>
Date:   Fri Jan 11 16:03:37 2019 +0100

    renderer/native: Make the EGLStreams operate in mailbox mode
    
    This means eglSwapBuffers() wont dead lock if there is an old buffer pending
    page flip. This could happen after e.g. mode changes or for other reasons.

 src/backends/native/meta-renderer-native.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/backends/native/meta-renderer-native.c b/src/backends/native/meta-renderer-native.c
index d80826c27..a19fcef2a 100644
--- a/src/backends/native/meta-renderer-native.c
+++ b/src/backends/native/meta-renderer-native.c
@@ -2122,7 +2122,7 @@ meta_renderer_native_create_surface_egl_device (CoglOnscreen       *onscreen,
   EGLOutputLayerEXT output_layer;
   EGLAttrib output_attribs[3];
   EGLint stream_attribs[] = {
-    EGL_STREAM_FIFO_LENGTH_KHR, 1,
+    EGL_STREAM_FIFO_LENGTH_KHR, 0,
     EGL_CONSUMER_AUTO_ACQUIRE_EXT, EGL_FALSE,
     EGL_NONE
   };