svn commit: r259638 - head/usr.bin/netstat

[Alexander V. Chernikov]

On 29.04.2014 12:35, Olivier Cochard-Labbé wrote:
> On Fri, Dec 20, 2013 at 1:17 AM, Alexander V. Chernikov 
> <melifaro at freebsd.org <mailto:melifaro at freebsd.org>> wrote:
>
>     Author: melifaro
>     Date: Fri Dec 20 00:17:26 2013
>     New Revision: 259638
>     URL: http://svnweb.freebsd.org/changeset/base/259638
>
>     Log:
>       Use more fine-grained kvm(3) symbol lookup: routing code
>     retrieves only
>       necessary symbols needed per subsystem. Main kvm(3) init is now
>     delayed
>       as much as possbile. This finally fixes performance issues
>     reported in
>       kern/167204.
>       Some non-working code (ng_socket.ko symbol addresses
>     calculation) removed.
>       Some global variables eliminated.
>
>       PR:           kern/167204
>       MFC after:    4 weeks
>
>
> Hi Alexander,
>
> "netstat -gW" no more correctly detect inet4 MROUTING after this 
> commit (that was MFC to stable).
>
> Behavior of my MROUTING enabled system before your commit:
Whoops. Fixed in r265096, thank you!
>
> -----
> [root at router]~# uname -a
> FreeBSD router.bsdrp.net <http://router.bsdrp.net> 11.0-CURRENT 
> FreeBSD 11.0-CURRENT #0 r259635: Tue Apr 29 09:08:10 CEST 2014 
> root at orange.bsdrp.net:/usr/obj/TESTING.amd64/usr/local/BSDRP/TESTING/FreeBSD/src/sys/amd64 
> amd64
> [root at router]~# sysctl kern.conftxt | grep MROUTING
> options MROUTING
> [root at router]~# netstat -gW
>
> IPv4 Virtual Interface Table is empty
>
> IPv4 Multicast Forwarding Table is empty
>
>
> IPv6 Multicast Interface Table is empty
>
> IPv6 Multicast Forwarding Table is empty
> -----
>
> And the new behavior after your commit:
>
> -----
> [root at router]~# uname -a
> FreeBSD router.bsdrp.net <http://router.bsdrp.net> 11.0-CURRENT 
> FreeBSD 11.0-CURRENT #0 r259638: Mon Apr 28 20:58:06 CEST 2014 
> root at orange.bsdrp.net:/usr/obj/TESTING.amd64/usr/local/BSDRP/TESTING/FreeBSD/src/sys/amd64 
> amd64
> [root at router]~# sysctl kern.conftxt | grep MROUTING
> options MROUTING
> [root at router]~# netstat -gW
> No IPv4 MROUTING kernel support.
>
> IPv6 Multicast Interface Table is empty
>
> IPv6 Multicast Forwarding Table is empty
> -----
>
> Regards,
>
> Olivier
>