pimd: Add a debug to indicate the ifchannel expiry timer has popped

The pim ifchannel expiry timer was not setting any debug output.
Let's add something in to help us understand what is going on.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

diff --git a/pimd/pim_ifchannel.c b/pimd/pim_ifchannel.c
index 9b242e9be5fdf572b6097a425879de3ed6acad91..3fb3da8f4450a274ebe9ddcc760e6da5d1238c67 100644 (file)
--- a/pimd/pim_ifchannel.c
+++ b/pimd/pim_ifchannel.c
@@ -613,6 +613,10 @@ static int on_ifjoin_expiry_timer(struct thread *t)
 
        ch = THREAD_ARG(t);
 
+       if (PIM_DEBUG_TRACE)
+               zlog_debug("%s: ifchannel %s expiry timer", __PRETTY_FUNCTION__,
+                          ch->sg_str);
+
        ifjoin_to_noinfo(ch, true);
        /* ch may have been deleted */