[Bug 78992] [regression] DRI2 races

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78992

--- Comment #30 from Chris Wilson <chris at chris-wilson.co.uk> ---
Time to start narrowing down the affected paths:

diff --git a/src/sna/sna_dri2.c b/src/sna/sna_dri2.c
index 85492b5..6cbda1d 100644
--- a/src/sna/sna_dri2.c
+++ b/src/sna/sna_dri2.c
@@ -2007,7 +2007,7 @@ sna_dri2_schedule_flip(ClientPtr client, DrawablePtr
draw, xf86CrtcPtr crtc,
                                info->back = back;
                                sna_dri2_reference_buffer(back);
                        }
-                       if (current_msc >= *target_msc) {
+                       if (current_msc >= *target_msc && 0) {
                                DBG(("%s: executing xchg of pending flip\n",
                                     __FUNCTION__));

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