xwayland: sync event queue to check compositor replyfor-whot

Read and dispatch pending Wayland events to make sure we do not miss a
possible reply from the compositor prior to discard a key repeat.

Signed-off-by: Olivier Fourdan <ofourdan@redhat.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>

3 files changed, 12 insertions, 0 deletions

diff --git a/hw/xwayland/xwayland-input.c b/hw/xwayland/xwayland-input.c
index 20dd92b7f..16e715567 100644
--- a/hw/xwayland/xwayland-input.c
+++ b/hw/xwayland/xwayland-input.c
@@ -560,6 +560,9 @@ keyboard_check_repeat (DeviceIntPtr dev, XkbSrvInfoPtr xkbi, unsigned key)
     struct wl_callback *callback;
     struct sync_pending *p;
 
+    /* Make sure we didn't miss a possible reply from the compositor */
+    xwl_sync_events (xwl_screen);
+
     xorg_list_for_each_entry(p, &xwl_seat->sync_pending, l) {
         if (p->pending_dev == dev) {
             ErrorF("Key repeat discarded, Wayland compositor doesn't "
diff --git a/hw/xwayland/xwayland.c b/hw/xwayland/xwayland.c
index fdc377809..8c49b0b18 100644
--- a/hw/xwayland/xwayland.c
+++ b/hw/xwayland/xwayland.c
@@ -519,6 +519,13 @@ block_handler(void *data, OSTimePtr pTimeout, void *pRead)
     xwl_dispatch_events (xwl_screen);
 }
 
+void
+xwl_sync_events (struct xwl_screen *xwl_screen)
+{
+    xwl_dispatch_events (xwl_screen);
+    xwl_read_events (xwl_screen);
+}
+
 static CARD32
 add_client_fd(OsTimerPtr timer, CARD32 time, void *arg)
 {
diff --git a/hw/xwayland/xwayland.h b/hw/xwayland/xwayland.h
index 5c053d912..70a0492b2 100644
--- a/hw/xwayland/xwayland.h
+++ b/hw/xwayland/xwayland.h
@@ -155,6 +155,8 @@ struct xwl_output {
 
 struct xwl_pixmap;
 
+void xwl_sync_events (struct xwl_screen *xwl_screen);
+
 Bool xwl_screen_init_cursor(struct xwl_screen *xwl_screen);
 
 struct xwl_screen *xwl_screen_get(ScreenPtr screen);