Messages in this thread | | | Date | Tue, 16 Feb 2016 15:28:27 -0500 (EST) | Subject | Re: [PATCH net-next] hv_netvsc: Increase delay for RNDIS_STATUS_NETWORK_CHANGE | From | David Miller <> |
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From: Haiyang Zhang <haiyangz@microsoft.com> Date: Tue, 9 Feb 2016 15:31:34 +0000
> 1) I share your concern as well. Is there a universal way to immediately trigger > DHCP renew of all current and future daemons with a single event from kernel? > If not, can we put the delay (RNDIS_STATUS_NETWORK_CHANGE only) into a > tunable variable of this driver? > > 2) We used to have the call_usermodehelper "/etc/init.d/network restart" to > trigger DHCP renew. In commit 27a70af3f4, Vitaly has replaced it with the current > code that updates the link status with at least 2 seconds interval, so that the > "link_watch infrastructure" can send notification out. link_watch infrastructure > only sends one notification per second.
If the daemon is waiting for the link state change properly, there should be no delay necessary at all.
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