The following reply was made to PR kern/144311; it has been noted by GNATS.
From: Max Laier <[email protected]> To: [email protected], [email protected] Cc: Pyun YongHyeon <[email protected]> Subject: Re: kern/144311: [pf] [icmp] massive ICMP storm on lo0 occurs when using pf(4) 'reply-to' Date: Fri, 19 Mar 2010 14:35:05 +0100 --Boundary-00=_J23oL/ZH/GBB7xo Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Can you please test the attached patch (by Pyun YongHyeon) and let us know if this fixes the situation for you? Thanks, Max Laier --Boundary-00=_J23oL/ZH/GBB7xo Content-Type: text/x-patch; charset="ISO-8859-1"; name="pf.routeto.patch" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="pf.routeto.patch" Index: sys/contrib/pf/net/pf.c =================================================================== --- sys/contrib/pf/net/pf.c (revision 203960) +++ sys/contrib/pf/net/pf.c (working copy) @@ -6375,6 +6375,7 @@ m0->m_pkthdr.csum_flags &= ifp->if_hwassist; if (ntohs(ip->ip_len) <= ifp->if_mtu || + (m0->m_pkthdr.csum_flags & ifp->if_hwassist & CSUM_TSO) != 0 || (ifp->if_hwassist & CSUM_FRAGMENT && ((ip->ip_off & htons(IP_DF)) == 0))) { /* @@ -6449,7 +6450,7 @@ * Too large for interface; fragment if possible. * Must be able to put at least 8 bytes per fragment. */ - if (ip->ip_off & htons(IP_DF)) { + if (ip->ip_off & htons(IP_DF) || (m0->m_pkthdr.csum_flags & CSUM_TSO)) { KMOD_IPSTAT_INC(ips_cantfrag); if (r->rt != PF_DUPTO) { #ifdef __FreeBSD__ --Boundary-00=_J23oL/ZH/GBB7xo-- _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-pf To unsubscribe, send any mail to "[email protected]"
