Make a comment that "ipfw forward" is not SMP and PREEMPTION safe.

2004-08-09 16:16:10 +00:00 · 2004-08-09 16:16:10 +00:00 · 1b887d9d08
commit 1b887d9d08
parent 98b937e22a
1 changed files with 1 additions and 0 deletions
--- a/sys/netinet/ip_output.c
+++ b/sys/netinet/ip_output.c
@ -829,6 +829,7 @@ ip_output(struct mbuf *m, struct mbuf *opt, struct route *ro,
 			 * This could have surprisingly bad results in
 			 * practice, because its content is overwritten
 			 * by subsequent packets.
+			 * XXX: Breaks on SMP and possibly preemption!
 			 */
 			/* There must be a better way to do this next line... */
 			static struct route sro_fwd;