>Number: 174033
>Category: kern
>Synopsis: [patch] prune unused net.inet6 sysctls
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat Dec 01 11:20:00 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator: Garrett Cooper
>Release: 10-CURRENT
>Organization:
EMC Isilon
>Environment:
FreeBSD bayonetta.local 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #0 r240836M: Sat
Sep 22 12:30:11 PDT 2012
gcooper@bayonetta.local:/usr/obj/store/freebsd/stable/9/sys/BAYONETTA amd64
>Description:
When documenting the net.inet6 sysctls I noticed that 2 sysctls aren't actually
in used in the mainline kernel:
net.inet6.icmp6_redirtimeout
net.inet6.ip6_rr_prune
>How-To-Repeat:
>Fix:
Patch attached with submission follows:
Index: sys/netinet6/in6_proto.c
===================================================================
--- sys/netinet6/in6_proto.c (revision 243747)
+++ sys/netinet6/in6_proto.c (working copy)
@@ -409,8 +409,6 @@
VNET_DEFINE(int, ip6_auto_flowlabel) = 1;
VNET_DEFINE(int, ip6_use_deprecated) = 1;/* allow deprecated addr
* (RFC2462 5.5.4) */
-VNET_DEFINE(int, ip6_rr_prune) = 5; /* router renumbering prefix
- * walk list every 5 sec. */
VNET_DEFINE(int, ip6_mcast_pmtu) = 0; /* enable pMTU discovery for multicast?
*/
VNET_DEFINE(int, ip6_v6only) = 1;
@@ -443,7 +441,6 @@
/* ICMPV6 parameters */
VNET_DEFINE(int, icmp6_rediraccept) = 1;/* accept and process redirects */
-VNET_DEFINE(int, icmp6_redirtimeout) = 10 * 60; /* 10 minutes */
VNET_DEFINE(int, icmp6errppslim) = 100; /* 100pps */
/* control how to respond to NI queries */
VNET_DEFINE(int, icmp6_nodeinfo) =
@@ -557,8 +554,6 @@
CTLFLAG_RD, __KAME_VERSION, 0, "");
SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USE_DEPRECATED, use_deprecated,
CTLFLAG_RW, &VNET_NAME(ip6_use_deprecated), 0, "");
-SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_RR_PRUNE, rr_prune, CTLFLAG_RW,
- &VNET_NAME(ip6_rr_prune), 0, "");
SYSCTL_VNET_INT(_net_inet6_ip6, IPV6CTL_USETEMPADDR, use_tempaddr,
CTLFLAG_RW, &VNET_NAME(ip6_use_tempaddr), 0, "");
SYSCTL_VNET_PROC(_net_inet6_ip6, IPV6CTL_TEMPPLTIME, temppltime,
@@ -601,8 +596,6 @@
/* net.inet6.icmp6 */
SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRACCEPT, rediraccept,
CTLFLAG_RW, &VNET_NAME(icmp6_rediraccept), 0, "");
-SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_REDIRTIMEOUT, redirtimeout,
- CTLFLAG_RW, &VNET_NAME(icmp6_redirtimeout), 0, "");
SYSCTL_VNET_STRUCT(_net_inet6_icmp6, ICMPV6CTL_STATS, stats, CTLFLAG_RW,
&VNET_NAME(icmp6stat), icmp6stat, "");
SYSCTL_VNET_INT(_net_inet6_icmp6, ICMPV6CTL_ND6_PRUNE, nd6_prune, CTLFLAG_RW,
>Release-Note:
>Audit-Trail:
>Unformatted:
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