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vhost-user-gpu: glFlush before notifying clients

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For similar reasons as commit 3af1671852 ("spice: flush on GL update
before notifying client"), vhost-user-gpu must ensure the GL state is
flushed before sharing its rendering result.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20210312100108.2706195-3-marcandre.lureau@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Marc-André Lureau 2021-03-12 14:00:43 +04:00 committed by Gerd Hoffmann
parent d2aea775d4
commit 0c27b9c568
2 changed files with 4 additions and 1 deletions
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2
contrib/vhost-user-gpu/meson.build
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@ -2,7 +2,7 @@ if 'CONFIG_TOOLS' in config_host and 'CONFIG_VIRGL' in config_host \
and 'CONFIG_GBM' in config_host and 'CONFIG_LINUX' in config_host \ and 'CONFIG_GBM' in config_host and 'CONFIG_LINUX' in config_host \
and pixman.found() and pixman.found()
executable('vhost-user-gpu', files('vhost-user-gpu.c', 'virgl.c', 'vugbm.c'), executable('vhost-user-gpu', files('vhost-user-gpu.c', 'virgl.c', 'vugbm.c'),
dependencies: [qemuutil, pixman, gbm, virgl, vhost_user], dependencies: [qemuutil, pixman, gbm, virgl, vhost_user, opengl],
install: true, install: true,
install_dir: get_option('libexecdir')) install_dir: get_option('libexecdir'))

3
contrib/vhost-user-gpu/virgl.c
View File

@ -16,6 +16,8 @@
#include <virglrenderer.h> #include <virglrenderer.h>
#include "virgl.h" #include "virgl.h"
#include <epoxy/gl.h>
void void
vg_virgl_update_cursor_data(VuGpu *g, uint32_t resource_id, vg_virgl_update_cursor_data(VuGpu *g, uint32_t resource_id,
gpointer data) gpointer data)
@ -372,6 +374,7 @@ virgl_cmd_resource_flush(VuGpu *g,
VUGPU_FILL_CMD(rf); VUGPU_FILL_CMD(rf);
glFlush();
if (!rf.resource_id) { if (!rf.resource_id) {
g_debug("bad resource id for flush..?"); g_debug("bad resource id for flush..?");
return; return;