misc/143704: Patch: ECMP Phase 1 fixes for FreeBSD 7.2

[Balaji G]

>Number:         143704
>Category:       misc
>Synopsis:       Patch: ECMP Phase 1 fixes for FreeBSD 7.2
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          update
>Submitter-Id:   current-users
>Arrival-Date:   Tue Feb 09 17:50:01 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator:     Balaji G
>Release:        FreeBSD 7.2
>Organization:
Home
>Environment:
FreeBSD  7.2-RELEASE FreeBSD 7.2-RELEASE #7: Sun Feb  7 13:19:58 IST 2010     root@:/usr/obj/usr/home/balaji/7.2.0/sys/MYKERNEL  i386

>Description:
The Patch contains the ECMP Phase 1 fixes back ported to 7.2 release. I am working on bringing in the remaining changes too. This patch installs ECMP routes in the RIB
>How-To-Repeat:
Create two static routes with the same destination and different gateway 
>Fix:


Patch attached with submission follows:

diff -u -r /home/balaji/Codes/FreeBSD/7.2.0/7.2.0_unmodified/7.2.0/sys/netinet/in_rmx.c netinet/in_rmx.c
--- /home/balaji/Codes/FreeBSD/7.2.0/7.2.0_unmodified/7.2.0/sys/netinet/in_rmx.c	2010-02-04 22:35:07.000000000 +0530
+++ netinet/in_rmx.c	2010-02-09 21:18:58.682874190 +0530
@@ -369,6 +369,7 @@
 	rnh->rnh_addaddr = in_addroute;
 	rnh->rnh_matchaddr = in_matroute;
 	rnh->rnh_close = in_clsroute;
+	rnh->rnh_multipath = 1;
 	if (_in_rt_was_here == 0 ) {
 		callout_init(&rtq_timer, CALLOUT_MPSAFE);
 		in_rtqtimo(rnh);	/* kick off timeout first time */


>Release-Note:
>Audit-Trail:
>Unformatted: