netdev - Re: [PATCH v2 net-next] net: ipv6: send unsolicited NA if enabled for all interfaces

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Date:   Mon, 24 Apr 2017 14:07:39 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     dsa@...ulusnetworks.com
Cc:     netdev@...r.kernel.org, hannes@...essinduktion.org
Subject: Re: [PATCH v2 net-next] net: ipv6: send unsolicited NA if enabled
 for all interfaces

From: David Ahern <dsa@...ulusnetworks.com>
Date: Sat, 22 Apr 2017 09:10:13 -0700

> When arp_notify is set to 1 for either a specific interface or for 'all'
> interfaces, gratuitous arp requests are sent. Since ndisc_notify is the
> ipv6 equivalent to arp_notify, it should follow the same semantics.
> Commit 4a6e3c5def13 ("net: ipv6: send unsolicited NA on admin up") sends
> the NA on admin up. The final piece is checking devconf_all->ndisc_notify
> in addition to the per device setting. Add it.
> 
> Fixes: 5cb04436eef6 ("ipv6: add knob to send unsolicited ND on link-layer address change")
> Signed-off-by: David Ahern <dsa@...ulusnetworks.com>
> ---
> v2
> - update commit message with subject of commit 4a6e3c5def13 per comment
>   from Sergei

Applied, thanks David.