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From: Hannes Frederic Sowa <hannes@stressinduktion.org>
To: Erik Kline <ek@google.com>
Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	David Miller <davem@davemloft.net>,
	Ben Hutchings <ben@decadent.org.uk>,
	Lorenzo Colitti <lorenzo@google.com>
Subject: Re: [PATCH v2 net-next] net: ipv6: Add a sysctl to make optimistic addresses useful candidates
Date: Wed, 29 Oct 2014 15:34:38 +0100	[thread overview]
Message-ID: <1414593278.24008.20.camel@localhost> (raw)
In-Reply-To: <CAAedzxptbKLrO_0uPVqXiqOACqNNj9BeeakgB3+t+XxemeN3Sw@mail.gmail.com>

Hi Erik,

On Mi, 2014-10-29 at 18:34 +0900, Erik Kline wrote:
> Given that we spoke about this reduction in the number of netlink messages
> earlier, do you still think it's an issue?

No, it would be nice to have but as this is just a minor detail and
complexity would be too high I am fine with your current solution.

> The end result here is that for listeners on netlink sockets on systems
> that (a) have optimistic dad built-in, (b) have optimistic dad enabled, and
> (c) have use_optimistic set: they'll 2 notifications (with different flags)
> for automatically added addresses on these interfaces.

Ack, I see.

> (Personally, given that we appear to send an RTM_NEWADDR when the address
> gets deprecated (I think), I think sending one on every flag change of
> interest is in keeping with existing behaviour.)

It does make sense, I have no objections.

Bye,
Hannes

  parent reply	other threads:[~2014-10-29 14:34 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-28  9:11 [PATCH v2 net-next] net: ipv6: Add a sysctl to make optimistic addresses useful candidates Erik Kline
2014-10-28 15:15 ` Lorenzo Colitti
     [not found]   ` <CAAedzxptbKLrO_0uPVqXiqOACqNNj9BeeakgB3+t+XxemeN3Sw@mail.gmail.com>
2014-10-29  9:36     ` Erik Kline
2014-10-29 14:34     ` Hannes Frederic Sowa [this message]
2014-10-29 14:37 ` Hannes Frederic Sowa
2014-10-29 19:12 ` David Miller

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