... we have flow-control in ifconfig, don't we?
On 14 May 2013 11:42, Olivier Cochard-Labbé <oliv...@cochard.me> wrote: > On Tue, May 14, 2013 at 2:02 PM, Eugene Grosbein <egrosb...@rdtc.ru> wrote: >> >> I've needed this feature several years ago so I made a patch for igb(4) and >> em(4) drivers. >> The patch introduces new per-interface sysctls with default zero values: >> >> dev.em.X.down_disables_link >> dev.igb.X.down.disables_link >> >> With this patch, sysctl dev.em.0.down_disables_link=1 makes "ifconfig em0 >> down" bring link down. >> For LACP mode this feature is very useful as it makes LACP peer reconfigure >> itself quickly. >> > > Great ! > > but what about adding a generic ifconfig mediaopt option in place of > adding another new sysctl ? > Something like "poweroff", "linkdown" or your "disablelink" as example. > > Because with this kind of sysctl values we can imagine a > non-homogeneous future: We have already this problem with flow-control > on em(4). > The sysctl option for configuring flowcontrol on em(4) (no idea how to > configure it with other drivers) are: > - dev.em.0.fc (if chipset depends of if_em.c) > - dev.em.0.flow_control (if chipset depends of if_lem.c) > > => By using ifconfig like "ifconfig INTERFACE mediaopt flowcontrol > off|rx|tx|full" we could prevent different sysctl names between all > NIC drivers. > > Regards, > > Olivier > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org" _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
