From 707726b155a2a086d12e0a6abef7f1e59def5370 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Fri, 4 Apr 2014 07:03:46 +0100
Subject: [PATCH] glamor: Do the same MakeCurrent(None) for GLX as we do for
 EGL.
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Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
---
 glamor/glamor_glx.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/glamor/glamor_glx.c b/glamor/glamor_glx.c
index db8e66165..7107c7c17 100644
--- a/glamor/glamor_glx.c
+++ b/glamor/glamor_glx.c
@@ -36,6 +36,14 @@
 static void
 glamor_glx_make_current(struct glamor_context *glamor_ctx)
 {
+    /* There's only a single global dispatch table in Mesa.  EGL, GLX,
+     * and AIGLX's direct dispatch table manipulation don't talk to
+     * each other.  We need to set the context to NULL first to avoid
+     * GLX's no-op context change fast path when switching back to
+     * GLX.
+     */
+    glXMakeCurrent(glamor_ctx->display, None, None);
+
     glXMakeCurrent(glamor_ctx->display, glamor_ctx->drawable_xid,
                    glamor_ctx->ctx);
 }