Author: melifaro Date: Fri Jan 16 10:49:27 2015 New Revision: 277240 URL: https://svnweb.freebsd.org/changeset/base/277240
Log: Use ipfw runtime lock only when real modification is required. Modified: head/sys/netpfil/ipfw/ip_fw_nat.c Modified: head/sys/netpfil/ipfw/ip_fw_nat.c ============================================================================== --- head/sys/netpfil/ipfw/ip_fw_nat.c Fri Jan 16 10:44:39 2015 (r277239) +++ head/sys/netpfil/ipfw/ip_fw_nat.c Fri Jan 16 10:49:27 2015 (r277240) @@ -105,7 +105,7 @@ ifaddr_change(void *arg __unused, struct KASSERT(curvnet == ifp->if_vnet, ("curvnet(%p) differs from iface vnet(%p)", curvnet, ifp->if_vnet)); chain = &V_layer3_chain; - IPFW_WLOCK(chain); + IPFW_UH_WLOCK(chain); /* Check every nat entry... */ LIST_FOREACH(ptr, &chain->nat, _next) { /* ...using nic 'ifp->if_xname' as dynamic alias address. */ @@ -117,13 +117,15 @@ ifaddr_change(void *arg __unused, struct continue; if (ifa->ifa_addr->sa_family != AF_INET) continue; + IPFW_WLOCK(chain); ptr->ip = ((struct sockaddr_in *) (ifa->ifa_addr))->sin_addr; LibAliasSetAddress(ptr->lib, ptr->ip); + IPFW_WUNLOCK(chain); } if_addr_runlock(ifp); } - IPFW_WUNLOCK(chain); + IPFW_UH_WUNLOCK(chain); } /* _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"