diff mbox series

[PULL,14/26] ui/gtk-egl: egl context needs to be unbound in the end of gd_egl_switch

Message ID 20221013065224.1864145-15-kraxel@redhat.com (mailing list archive)
State New, archived
Headers show
Series [PULL,01/26] audio: refactor code in audio_run_out() | expand

Commit Message

Gerd Hoffmann Oct. 13, 2022, 6:52 a.m. UTC 
From: Dongwon Kim <dongwon.kim@intel.com>

A thread often fails to bind an egl context to itself after guest VM is
rebooted because the context is still owned by another thread. It is not
very clear what condition makes this happen but this can be prevented
by unbinding the context from the thread in the end of gd_egl_switch.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>
Message-Id: <20220928215805.4661-1-dongwon.kim@intel.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 ui/gtk-egl.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index b5bffbab2522..35f917ceb15e 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -195,6 +195,9 @@  void gd_egl_switch(DisplayChangeListener *dcl,
     if (resized) {
         gd_update_windowsize(vc);
     }
+
+    eglMakeCurrent(qemu_egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
+                   EGL_NO_CONTEXT);
 }
 
 QEMUGLContext gd_egl_create_context(DisplayGLCtx *dgc,