From 2446f5f43b308b1af4a094fc1502142d9b14ea51 Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Sat, 9 May 2020 22:11:34 +0200
Subject: vo: always reset redraw flag to avoid immediate wakeups wasting CPU
 time

This could temporarily hog the core or something because it's a stupid
fragile state machine that should best be wiped out.

Fixes: #7699
---
 video/out/vo.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/video/out/vo.c b/video/out/vo.c
index 2b15543a99..1063309fe7 100644
--- a/video/out/vo.c
+++ b/video/out/vo.c
@@ -1081,6 +1081,7 @@ static void *vo_thread(void *ptr)
         mp_dispatch_queue_process(vo->in->dispatch, 0);
         if (in->terminate)
             break;
+        stats_event(in->stats, "iterations");
         vo->driver->control(vo, VOCTRL_CHECK_EVENTS, NULL);
         bool working = render_frame(vo);
         int64_t now = mp_time_us();
@@ -1096,10 +1097,10 @@ static void *vo_thread(void *ptr)
             }
         }
         if (vo->want_redraw && !in->want_redraw) {
-            vo->want_redraw = false;
             in->want_redraw = true;
             wakeup_core(vo);
         }
+        vo->want_redraw = false;
         bool redraw = in->request_redraw;
         bool send_reset = in->send_reset;
         in->send_reset = false;
-- 
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