From: Stephen Hemminger <shemminger@vyatta.com>
To: Willy Tarreau <w@1wt.eu>
Cc: jbohac@suse.cz, yoshfuji@linux-ipv6.org, netdev@vger.kernel.org,
stable@kernel.org, stephen.hemminger@vyatta.com,
ebiederm@xmission.com, brian.haley@hp.com, lorenzo@google.com,
David Miller <davem@davemloft.net>,
maheshkelkar@gmail.com
Subject: Re: [stable] [RFC] ipv6: don't flush routes when setting loopback down
Date: Sun, 23 Jan 2011 20:21:14 +1100 [thread overview]
Message-ID: <20110123202114.6e41ec58@s6510> (raw)
In-Reply-To: <20110123091531.GQ12837@1wt.eu>
On Sun, 23 Jan 2011 10:15:32 +0100
Willy Tarreau <w@1wt.eu> wrote:
> [ first, is there a reason we have stable@ CCed on this thread ? ]
>
> On Sun, Jan 23, 2011 at 07:26:24PM +1100, Stephen Hemminger wrote:
> > > You are probably so upset because I stepped on code you worked hard
> > > on. But the IPv6 semantics should not have been different from IPv4
> > > and the disable_ipv6 flag was a poor API choice as well. Legacy
> > > API's suck, I don't expect perfection but it should be possible
> > > to make a working version that:
> > >
> > > Allows disabling IPv6 completely on an interface
> > > AND Has the same address and route semantics for both
> > > IPv4 and IPv6.
> >
> > Also for application sanity, Linux should behave the same as BSD
>
> Stephen,
>
> while I agree with all the points you made, David is right in that we
> can't use a fix for a bug as a justification for breaking something
> that worked for other people. It simply means that everything that was
> merged since the first regression was introduced should be reverted
> and reworked until a more satisfying solution is found.
>
> Otherwise users lose trust and you have to deal with much more cases
> when users report issues.
>
> If the bug is caused by a deep design issue, then maybe a development
> branch should be dedicated to it so that the persons affected by it
I made my attempt at fixing the issue, others can attack that mud pit.
next prev parent reply other threads:[~2011-01-23 9:21 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-06 0:24 echo > 0 .../disable_ipv6 broken in 2.6.37-rc4 Eric W. Biederman
2010-12-06 0:33 ` Lorenzo Colitti
2010-12-06 0:39 ` Eric W. Biederman
2010-12-06 5:51 ` Eric W. Biederman
2010-12-06 16:10 ` Brian Haley
2010-12-08 21:29 ` Eric W. Biederman
2010-12-08 22:49 ` Brian Haley
2010-12-08 23:13 ` Eric W. Biederman
2010-12-08 23:49 ` Stephen Hemminger
2010-12-09 2:42 ` Eric W. Biederman
2010-12-09 3:18 ` Eric W. Biederman
2010-12-09 4:16 ` [PATCH] Fix 2.6.34-rc1 regression in disable_ipv6 support Eric W. Biederman
2010-12-09 15:28 ` Brian Haley
2010-12-09 16:27 ` Stephen Hemminger
2010-12-09 19:22 ` Eric W. Biederman
2010-12-09 19:09 ` Eric W. Biederman
2010-12-09 19:16 ` Stephen Hemminger
2010-12-09 19:31 ` Eric W. Biederman
2010-12-09 20:20 ` David Miller
2010-12-09 20:20 ` David Miller
2010-12-09 22:51 ` Stephen Hemminger
2010-12-16 21:28 ` [RFC] ipv6: don't flush routes when setting loopback down Stephen Hemminger
2010-12-16 23:17 ` Eric W. Biederman
2010-12-17 1:18 ` Eric W. Biederman
2010-12-17 2:26 ` David Miller
2011-01-19 19:18 ` Jiri Bohac
2011-01-19 19:38 ` Stephen Hemminger
2011-01-19 19:56 ` Jiri Bohac
2011-01-19 20:01 ` Stephen Hemminger
2011-01-22 8:17 ` Eric W. Biederman
2011-01-22 22:39 ` Stephen Hemminger
2011-01-22 22:54 ` David Miller
2011-01-23 4:41 ` Stephen Hemminger
2011-01-23 5:42 ` David Miller
2011-01-23 8:24 ` Stephen Hemminger
2011-01-23 8:26 ` Stephen Hemminger
2011-01-23 9:15 ` [stable] " Willy Tarreau
2011-01-23 9:21 ` Stephen Hemminger [this message]
2011-01-23 10:34 ` Stephen Hemminger
2011-01-23 19:21 ` Eric W. Biederman
2011-01-23 19:57 ` [stable] " David Miller
2011-01-23 19:48 ` David Miller
2011-01-23 19:47 ` David Miller
2010-12-10 4:02 ` [PATCH] Fix 2.6.34-rc1 regression in disable_ipv6 support Stephen Hemminger
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