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From: Andi Kleen <andi@firstfloor.org>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Chris Friesen <chris.friesen@genband.com>,
	netdev <netdev@vger.kernel.org>,
	David Miller <davem@davemloft.net>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	James Morris <jmorris@namei.org>,
	Patrick McHardy <kaber@trash.net>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
Subject: Re: Bug?  TCP shutdown behaviour when deleting local IP addresses
Date: Fri, 19 Oct 2012 13:43:39 -0700	[thread overview]
Message-ID: <m27gqmry4k.fsf@firstfloor.org> (raw)
In-Reply-To: <1350540348.26103.1015.camel@edumazet-glaptop> (Eric Dumazet's message of "Thu, 18 Oct 2012 08:05:48 +0200")

Eric Dumazet <eric.dumazet@gmail.com> writes:
>
> I see no real problem here.
>
> Its like you cut the cable somewhere in the path.

I had a patch for this a long time ago to speed up recovery.
It was very useful with dial on demand ISDN links or DSL
connections that hang up occasionally to force a new IP.

It was in SUSE kernels for a long time, but never made it 
into mainline

http://www.firstfloor.org/pub/ak/quilt-before-arch-merge/patches/iff-dynamic

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only

  parent reply	other threads:[~2012-10-19 20:43 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-17 23:01 Bug? TCP shutdown behaviour when deleting local IP addresses Chris Friesen
2012-10-17 23:27 ` David Miller
2012-10-18  6:33   ` Chris Friesen
2012-10-18  6:05 ` Eric Dumazet
2012-10-18  7:08   ` Chris Friesen
2012-10-18  7:29     ` Eric Dumazet
2012-10-19 15:12       ` Chris Friesen
2012-10-19 20:43   ` Andi Kleen [this message]
2012-10-18  8:05 ` Mikael Abrahamsson
2012-10-18  9:00   ` David Laight
2012-10-18 10:00     ` Mikael Abrahamsson
2012-10-18  9:13   ` Eric Dumazet
2012-10-18  9:58     ` Mikael Abrahamsson
2012-10-18 10:01     ` Alexey Kuznetsov
2012-10-18 10:10       ` Mikael Abrahamsson
2012-10-18 10:37 ` Benny Amorsen
2012-10-18 13:00   ` Mikael Abrahamsson
2012-10-18 13:09     ` Benny Amorsen

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