From acb49987e671033834c1d3e3d19f7f0e4e689333 Mon Sep 17 00:00:00 2001 From: cinap_lenrek Date: Tue, 26 Aug 2014 21:29:37 +0200 Subject: ip: set arp entry for own v6 address when not tentative after running ip/ipconfig -6, we are unable to ping our own link-local address and the arp daemon sends out useless neighbor solicitation requests to itself. this change adds an arp entry for our ipv6 address. however, this must not be done for tentative interface configuration. --- sys/src/9/ip/ipifc.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/sys/src/9/ip/ipifc.c b/sys/src/9/ip/ipifc.c index c07434d1d..84194a70e 100644 --- a/sys/src/9/ip/ipifc.c +++ b/sys/src/9/ip/ipifc.c @@ -538,8 +538,13 @@ out: wunlock(ifc); poperror(); - if(tentative && sendnbrdisc) - icmpns(f, 0, SRC_UNSPEC, ip, TARG_MULTI, ifc->mac); + if(!isv4(ip) && ipcmp(ip, IPnoaddr) != 0){ + if(!tentative) + arpenter(f, V6, ip, ifc->mac, 6, 0); + else if(sendnbrdisc) + icmpns(f, 0, SRC_UNSPEC, ip, TARG_MULTI, ifc->mac); + } + return nil; } @@ -1566,7 +1571,6 @@ ipifcregisterproxy(Fs *f, Ipifc *ifc, uchar *ip) ipv62smcast(net, ip); addselfcache(f, nifc, lifc, net, Rmulti); arpenter(f, V6, ip, nifc->mac, 6, 0); - // (*m->addmulti)(nifc, net, ip); break; } } -- cgit v1.2.3