XCB doesn't flush the output buffer automatically, so we have to call
xcb_flush ourselves before waiting.
Signed-off-by: Keith Packard <kei...@keithp.com>
---
src/glx/dri3_glx.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/glx/dri3_glx.c b/src/glx/dri3_glx.c
index c26d6e5..7982f6b 100644
--- a/src/glx/dri3_glx.c
+++ b/src/glx/dri3_glx.c
@@ -405,6 +405,7 @@ dri3_wait_for_event(__GLXDRIdrawable *pdraw)
xcb_generic_event_t *ev;
xcb_present_generic_event_t *ge;
+ xcb_flush(c);
ev = xcb_wait_for_special_event(c, priv->special_event);
if (!ev)
return false;
@@ -1074,6 +1075,7 @@ dri3_find_back(xcb_connection_t *c, struct dri3_drawable
*priv)
if (!buffer->busy)
return b;
}
+ xcb_flush(c);
ev = xcb_wait_for_special_event(c, priv->special_event);
if (!ev)
return -1;
--
1.8.4.4
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