From f4f2805ef8938565973864a7e5fd1207e074460e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Tue, 16 Feb 2021 13:20:56 +0400 Subject: [PATCH] spice: flush drawing before notifying client MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This solves the client having slow/outdated VGA/2D console. It's a regression introduced when the code was switched to render it via opengl in commit 4423184376d ("spice/gl: render DisplaySurface via opengl") Signed-off-by: Marc-André Lureau Message-Id: <20210216092056.2301293-2-marcandre.lureau@redhat.com> Signed-off-by: Gerd Hoffmann --- ui/spice-display.c | 1 + 1 file changed, 1 insertion(+) diff --git a/ui/spice-display.c b/ui/spice-display.c index d562c64084..ad93b953a9 100644 --- a/ui/spice-display.c +++ b/ui/spice-display.c @@ -846,6 +846,7 @@ static void spice_gl_refresh(DisplayChangeListener *dcl) graphic_hw_update(dcl->con); if (ssd->gl_updates && ssd->have_surface) { qemu_spice_gl_block(ssd, true); + glFlush(); cookie = (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_GL_DRAW_DONE, 0); spice_qxl_gl_draw_async(&ssd->qxl, 0, 0, surface_width(ssd->ds),