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From: David Miller <davem@davemloft.net>
To: dsahern@gmail.com
Cc: liuhangbin@gmail.com, netdev@vger.kernel.org,
	xiyou.wangcong@gmail.com, roopa@cumulusnetworks.com
Subject: Re: [PATCHv4 net] ipv6: no need to check rt->dst.error when get route info
Date: Mon, 31 Jul 2017 16:39:14 -0700 (PDT)	[thread overview]
Message-ID: <20170731.163914.1369233353113528757.davem@davemloft.net> (raw)
In-Reply-To: <f1e0a300-b4f1-edcb-5e00-2762609d5582@gmail.com>

From: David Ahern <dsahern@gmail.com>
Date: Mon, 31 Jul 2017 17:34:09 -0600

> On 7/31/17 5:22 PM, David Miller wrote:
>> From: Hangbin Liu <liuhangbin@gmail.com>
>> Date: Fri, 28 Jul 2017 00:25:36 +0800
>> 
>>> After commit 18c3a61c4264 ("net: ipv6: RTM_GETROUTE: return matched fib
>>> result when requested"). When we get a prohibit ertry, we will return
>>> -EACCES directly instead of dump route info.
>>>
>>> Fix it by remove the rt->dst.error check.
>> ...
>>> Fixes: 18c3a61c4264 ("net: ipv6: RTM_GETROUTE: return matched fib...")
>>> Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
>> 
>> David A., where are we on this?
>> 
> 
> Dizzy from running in circles.

:-)

> Question I posed to you Saturday morning, 8:41 MDT [1]:
> 
> "... Roopa's fibmatch patches caused a change in user behavior in IPv6
> getroute for prohibit, blackhole and unreachable route entries. Opinions
> on whether we should limit that new behavior to just the fibmatch lookup
> in which case a patch is needed or take the new behavior and consistency
> in which case nothing is needed?"
> 
> Personally, after all the discussion I think the behavior as it is right
> now is best.
> 
> [1] https://www.spinics.net/lists/netdev/msg446571.html

I agree with you that we should keep the behavior as is.

      reply	other threads:[~2017-07-31 23:39 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-20 14:51 [PATCH net] ipv6: no need to return rt->dst.error if it is not null entry Hangbin Liu
2017-07-20 15:06 ` Hangbin Liu
2017-07-20 15:23   ` Hangbin Liu
2017-07-21 15:53     ` David Ahern
2017-07-21 18:42     ` Cong Wang
2017-07-21 21:53       ` Roopa Prabhu
2017-07-23  4:54         ` Roopa Prabhu
2017-07-24  3:09       ` Hangbin Liu
2017-07-24 19:57         ` Cong Wang
2017-07-25  0:08           ` Hangbin Liu
2017-07-25  3:28             ` David Ahern
2017-07-25  7:32               ` Hangbin Liu
2017-07-26 17:18                 ` David Ahern
2017-07-26 18:27                   ` Roopa Prabhu
2017-07-26 18:49                     ` David Ahern
2017-07-26 18:55                       ` Roopa Prabhu
2017-07-26 19:00                         ` David Ahern
2017-07-26 19:38                           ` Roopa Prabhu
2017-07-27 16:08                           ` Hangbin Liu
2017-07-28  4:56                       ` Cong Wang
2017-07-28 11:04                         ` Hangbin Liu
2017-07-28 15:10                         ` David Ahern
2017-07-28 17:13                           ` Roopa Prabhu
2017-07-28 17:39                             ` David Ahern
2017-07-28 19:52                               ` Roopa Prabhu
2017-07-29 14:41                                 ` David Ahern
2017-07-31 18:37                               ` Cong Wang
2017-07-31 18:40                                 ` David Ahern
2017-07-25 17:49             ` Cong Wang
2017-07-26  9:18               ` Hangbin Liu
2017-07-21  3:47 ` [PATCHv2 net] ipv6: should not return rt->dst.error if it is prohibit or blk hole entry Hangbin Liu
2017-07-21 15:29   ` kbuild test robot
2017-07-21 16:34   ` kbuild test robot
2017-07-23  4:55 ` [PATCH net] ipv6: no need to return rt->dst.error if it is not null entry Roopa Prabhu
2017-07-24  2:28   ` Hangbin Liu
2017-07-26  9:20 ` [PATCHv3 net] ipv6: no need to return rt->dst.error if it is prohibit entry Hangbin Liu
2017-07-26 17:09   ` David Ahern
2017-07-26 18:48     ` David Ahern
2017-07-27 13:48     ` Hangbin Liu
2017-07-27 16:25 ` [PATCHv4 net] ipv6: no need to check rt->dst.error when get route info Hangbin Liu
2017-07-27 18:03   ` David Ahern
2017-07-28 17:23     ` David Ahern
2017-07-27 19:52   ` Roopa Prabhu
2017-07-31 23:22   ` David Miller
2017-07-31 23:34     ` David Ahern
2017-07-31 23:39       ` David Miller [this message]

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