From 0c06826053435b788e3705a439f599d333766c64 Mon Sep 17 00:00:00 2001
From: Benny Prijono <bennylp@teluu.com>
Date: Thu, 14 Feb 2008 14:38:52 +0000
Subject: [PATCH] Added link to discussions about on_dtmf_callback()
 concurrency

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@1796 74dad513-b988-da41-8d7b-12977e46ad98
---
 pjsip/src/pjsua-lib/pjsua_media.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pjsip/src/pjsua-lib/pjsua_media.c b/pjsip/src/pjsua-lib/pjsua_media.c
index 71db66cf5..92c1cf600 100644
--- a/pjsip/src/pjsua-lib/pjsua_media.c
+++ b/pjsip/src/pjsua-lib/pjsua_media.c
@@ -921,6 +921,10 @@ static void dtmf_callback(pjmedia_stream *strm, void *user_data,
 {
     PJ_UNUSED_ARG(strm);
 
+    /* For discussions about call mutex protection related to this 
+     * callback, please see ticket #460:
+     *	http://trac.pjsip.org/repos/ticket/460#comment:4
+     */
     if (pjsua_var.ua_cfg.cb.on_dtmf_digit) {
 	pjsua_call_id call_id;