From 7a79f09a31dc8858769f5c43231e488cb972d340 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Sun, 7 Oct 2018 17:18:50 -0700
Subject: Add a comment about waiting to kill the event thread

---
 Alc/ALc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Alc/ALc.c b/Alc/ALc.c
index 6e10897b..8bf2e1da 100644
--- a/Alc/ALc.c
+++ b/Alc/ALc.c
@@ -2809,6 +2809,11 @@ static bool ReleaseContext(ALCcontext *context, ALCdevice *device)
         ret = !!newhead;
     V0(device->Backend,unlock)();
 
+    /* Make sure the context is finished and no longer processing in the mixer
+     * before sending the message queue kill event. The backend's lock does
+     * this, although waiting for a non-odd mix count would work too.
+     */
+
     while(ll_ringbuffer_write(context->AsyncEvents, (const char*)&kill_evt, 1) == 0)
         althrd_yield();
     alsem_post(&context->EventSem);
-- 
cgit v1.2.3