Module Name: src Committed By: bouyer Date: Mon Aug 20 14:14:32 UTC 2012
Modified Files: src/sys/netinet: ip_carp.c Log Message: Support checksum offloading in carp(4) if the underlying device suports it, as proposed on tech-net@ on 2 Aug 2012. To generate a diff of this commit: cvs rdiff -u -r1.48 -r1.49 src/sys/netinet/ip_carp.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/netinet/ip_carp.c diff -u src/sys/netinet/ip_carp.c:1.48 src/sys/netinet/ip_carp.c:1.49 --- src/sys/netinet/ip_carp.c:1.48 Tue Mar 27 17:48:17 2012 +++ src/sys/netinet/ip_carp.c Mon Aug 20 14:14:32 2012 @@ -1,4 +1,4 @@ -/* $NetBSD: ip_carp.c,v 1.48 2012/03/27 17:48:17 bouyer Exp $ */ +/* $NetBSD: ip_carp.c,v 1.49 2012/08/20 14:14:32 bouyer Exp $ */ /* $OpenBSD: ip_carp.c,v 1.113 2005/11/04 08:11:54 mcbride Exp $ */ /* @@ -30,7 +30,7 @@ #include "opt_inet.h" #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: ip_carp.c,v 1.48 2012/03/27 17:48:17 bouyer Exp $"); +__KERNEL_RCSID(0, "$NetBSD: ip_carp.c,v 1.49 2012/08/20 14:14:32 bouyer Exp $"); /* * TODO: @@ -1552,6 +1552,14 @@ carp_set_ifp(struct carp_softc *sc, stru if (ncif != NULL) ifp->if_carp = (void *)ncif; sc->sc_carpdev = ifp; + sc->sc_if.if_capabilities = ifp->if_capabilities & + (IFCAP_TSOv4 | IFCAP_TSOv6 | + IFCAP_CSUM_IPv4_Tx|IFCAP_CSUM_IPv4_Rx| + IFCAP_CSUM_TCPv4_Tx|IFCAP_CSUM_TCPv4_Rx| + IFCAP_CSUM_UDPv4_Tx|IFCAP_CSUM_UDPv4_Rx| + IFCAP_CSUM_TCPv6_Tx|IFCAP_CSUM_TCPv6_Rx| + IFCAP_CSUM_UDPv6_Tx|IFCAP_CSUM_UDPv6_Rx); + cif = (struct carp_if *)ifp->if_carp; TAILQ_FOREACH(vr, &cif->vhif_vrs, sc_list) { if (vr == sc) @@ -2010,6 +2018,11 @@ carp_ioctl(struct ifnet *ifp, u_long cmd error = carp_ether_delmulti(sc, ifr); break; + case SIOCSIFCAP: + if ((error = ifioctl_common(ifp, cmd, addr)) == ENETRESET) + error = 0; + break; + default: error = ether_ioctl(ifp, cmd, data); }