svn commit: r348751 - head/sys/net

[Mark Johnston]

Author: markj
Date: Thu Jun  6 17:20:35 2019
New Revision: 348751
URL: https://svnweb.freebsd.org/changeset/base/348751

Log:
  Restore the comment removed in r348745.
  
  LAGG_RLOCK() enters an epoch section, so the comment wasn't stale.
  
  Reported by:	jhb
  MFC with:	r348745

Modified:
  head/sys/net/if_lagg.c

Modified: head/sys/net/if_lagg.c
==============================================================================
--- head/sys/net/if_lagg.c	Thu Jun  6 16:29:08 2019	(r348750)
+++ head/sys/net/if_lagg.c	Thu Jun  6 17:20:35 2019	(r348751)
@@ -1956,6 +1956,10 @@ lagg_link_active(struct lagg_softc *sc, struct lagg_po
 	 */
 
 #ifdef INVARIANTS
+	/*
+	 * This is called with either LAGG_RLOCK() held or
+	 * LAGG_XLOCK(sc) held.
+	 */
 	if (!in_epoch(net_epoch_preempt))
 		LAGG_XLOCK_ASSERT(sc);
 #endif