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Date: Wed, 29 Mar 2017 08:13:19 -0600 From: David Ahern <dsa@...ulusnetworks.com> To: nicolas.dichtel@...nd.com, David Miller <davem@...emloft.net> Cc: netdev@...r.kernel.org Subject: Re: [PATCH net-next 0/7] netconf: Add support for RTM_DELNETCONF On 3/29/17 3:36 AM, Nicolas Dichtel wrote: > Le 29/03/2017 à 07:32, David Miller a écrit : >> From: David Ahern <dsa@...ulusnetworks.com> >> Date: Tue, 28 Mar 2017 14:28:00 -0700 >> >>> netconf notifications are sent as devices register but not when they >>> are deleted leaving userspace caches out of sync. Add support for >>> RTM_DELNETCONF to ipv4, ipv6 and mpls. > Not sure why those notifications are needed. When an interface is set down, ipv4 > route deletion are not notified. Why is it needed for netconf? > We carry a patch to send notifications for route deletes. In general, it makes management of libnl caches much easier when delete notifications are sent for each type. Without it, a link delete requires walking the other caches removing objects.
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