From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
To: David Miller <davem@davemloft.net>
Cc: eric.dumazet@gmail.com, vyasevich@gmail.com, sri@us.ibm.com,
linux-sctp@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH 1/2] dst: take into account policy update on check()
Date: Mon, 10 Sep 2012 12:47:54 +0000 [thread overview]
Message-ID: <504DE17A.1000908@6wind.com> (raw)
In-Reply-To: <20120907.144828.97793990734588625.davem@davemloft.net>
Le 07/09/2012 20:48, David Miller a écrit :
> From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
> Date: Fri, 07 Sep 2012 17:13:35 +0200
>
>> Le 07/09/2012 17:09, Eric Dumazet a écrit :
>>> On Fri, 2012-09-07 at 16:47 +0200, Nicolas Dichtel wrote:
>>>> Le 07/09/2012 16:35, Eric Dumazet a écrit :
>>>>>
>>>>> Hmm... cant we reuse rt_genid ?
>>>>>
>>>>> (When changing flow_cache_genid, change &net->ipv4.rt_genid)
>>>>
>>>> And so adding a new field in net->ipv6?
>>>
>>> or move net->ipv4.rt_genid to net->rt_genid
>>>
>>> Having separate field for IPv4/IPv6 is of little interest IMHO
>>>
>> Ok, I will wait feedback from other people and repost a patch after.
>
> A global net->rt_genid is definitely the way to go.
>
So it means that IPv6 dst entries will be invalidated by IPv4 route management.
For example, calling rt_cache_flush() will flush IPv6 dst too. Is this acceptable?
I will send a new version.
WARNING: multiple messages have this Message-ID (diff)
From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
To: David Miller <davem@davemloft.net>
Cc: eric.dumazet@gmail.com, vyasevich@gmail.com, sri@us.ibm.com,
linux-sctp@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH 1/2] dst: take into account policy update on check()
Date: Mon, 10 Sep 2012 14:47:54 +0200 [thread overview]
Message-ID: <504DE17A.1000908@6wind.com> (raw)
In-Reply-To: <20120907.144828.97793990734588625.davem@davemloft.net>
Le 07/09/2012 20:48, David Miller a écrit :
> From: Nicolas Dichtel <nicolas.dichtel@6wind.com>
> Date: Fri, 07 Sep 2012 17:13:35 +0200
>
>> Le 07/09/2012 17:09, Eric Dumazet a écrit :
>>> On Fri, 2012-09-07 at 16:47 +0200, Nicolas Dichtel wrote:
>>>> Le 07/09/2012 16:35, Eric Dumazet a écrit :
>>>>>
>>>>> Hmm... cant we reuse rt_genid ?
>>>>>
>>>>> (When changing flow_cache_genid, change &net->ipv4.rt_genid)
>>>>
>>>> And so adding a new field in net->ipv6?
>>>
>>> or move net->ipv4.rt_genid to net->rt_genid
>>>
>>> Having separate field for IPv4/IPv6 is of little interest IMHO
>>>
>> Ok, I will wait feedback from other people and repost a patch after.
>
> A global net->rt_genid is definitely the way to go.
>
So it means that IPv6 dst entries will be invalidated by IPv4 route management.
For example, calling rt_cache_flush() will flush IPv6 dst too. Is this acceptable?
I will send a new version.
next prev parent reply other threads:[~2012-09-10 12:47 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-06 15:47 [PATCH] sctp: check dst validity after IPsec operations Nicolas Dichtel
2012-09-06 17:40 ` Nicolas Dichtel
2012-09-06 16:04 ` Vlad Yasevich
2012-09-06 16:04 ` Vlad Yasevich
2012-09-06 16:40 ` Nicolas Dichtel
2012-09-06 16:40 ` Nicolas Dichtel
2012-09-06 17:03 ` Vlad Yasevich
2012-09-06 17:03 ` Vlad Yasevich
2012-09-07 12:24 ` Nicolas Dichtel
2012-09-07 12:24 ` Nicolas Dichtel
2012-09-07 12:07 ` Nicolas Dichtel
2012-09-07 12:07 ` Nicolas Dichtel
2012-09-06 18:10 ` David Miller
2012-09-06 18:10 ` David Miller
2012-09-07 13:47 ` Nicolas Dichtel
2012-09-07 13:47 ` Nicolas Dichtel
2012-09-07 13:55 ` [PATCH RFC net-next 0/2] Take care of xfrm policy when checking dst entries Nicolas Dichtel
2012-09-07 15:57 ` Nicolas Dichtel
2012-09-07 13:56 ` [PATCH 1/2] dst: take into account policy update on check() Nicolas Dichtel
2012-09-07 15:57 ` Nicolas Dichtel
2012-09-07 14:20 ` Vlad Yasevich
2012-09-07 14:20 ` Vlad Yasevich
2012-09-07 14:35 ` Eric Dumazet
2012-09-07 14:35 ` Eric Dumazet
2012-09-07 14:47 ` Nicolas Dichtel
2012-09-07 14:47 ` Nicolas Dichtel
2012-09-07 15:09 ` Eric Dumazet
2012-09-07 15:09 ` Eric Dumazet
2012-09-07 15:13 ` Nicolas Dichtel
2012-09-07 15:13 ` Nicolas Dichtel
2012-09-07 15:21 ` Eric Dumazet
2012-09-07 15:21 ` Eric Dumazet
2012-09-07 18:48 ` David Miller
2012-09-07 18:48 ` David Miller
2012-09-07 18:48 ` David Miller
2012-09-07 18:48 ` David Miller
2012-09-10 12:47 ` Nicolas Dichtel [this message]
2012-09-10 12:47 ` Nicolas Dichtel
2012-09-10 13:10 ` Eric Dumazet
2012-09-10 13:10 ` Eric Dumazet
2012-09-10 13:22 ` [PATCH net-next v2] Take care of xfrm policy when checking dst entries Nicolas Dichtel
2012-09-10 13:22 ` Nicolas Dichtel
2012-09-10 13:22 ` [PATCH net-next v2 1/4] netns: move net->ipv4.rt_genid to net->rt_genid Nicolas Dichtel
2012-09-10 13:22 ` Nicolas Dichtel
2012-09-10 13:22 ` [PATCH net-next v2 2/4] xfrm: invalidate dst on policy insertion/deletion Nicolas Dichtel
2012-09-10 13:22 ` Nicolas Dichtel
2012-09-10 14:21 ` Vlad Yasevich
2012-09-10 14:21 ` Vlad Yasevich
2012-09-10 14:56 ` Nicolas Dichtel
2012-09-10 14:56 ` Nicolas Dichtel
2012-09-11 8:09 ` [PATCH net-next v3 0/4] Take care of xfrm policy when checking dst entries Nicolas Dichtel
2012-09-11 8:09 ` Nicolas Dichtel
2012-09-11 8:09 ` [PATCH net-next v3 1/4] netns: move net->ipv4.rt_genid to net->rt_genid Nicolas Dichtel
2012-09-11 8:09 ` Nicolas Dichtel
2012-09-11 8:09 ` [PATCH net-next v3 2/4] xfrm: invalidate dst on policy insertion/deletion Nicolas Dichtel
2012-09-11 8:09 ` Nicolas Dichtel
2012-09-11 8:09 ` [PATCH net-next v3 3/4] ipv6: use net->rt_genid to check dst validity Nicolas Dichtel
2012-09-11 8:09 ` Nicolas Dichtel
2012-09-11 8:09 ` [PATCH net-next v3 4/4] ipv6: use DST_* macro to set obselete field Nicolas Dichtel
2012-09-11 8:09 ` Nicolas Dichtel
2012-09-12 7:40 ` Eric Dumazet
2012-09-12 7:40 ` Eric Dumazet
2012-09-17 16:49 ` [PATCH net-next v3 0/4] Take care of xfrm policy when checking dst entries David Miller
2012-09-17 16:49 ` David Miller
2012-09-17 18:14 ` Vlad Yasevich
2012-09-17 18:14 ` Vlad Yasevich
2012-09-17 18:25 ` David Miller
2012-09-17 18:25 ` David Miller
2012-09-17 19:52 ` Nicolas Dichtel
2012-09-17 19:52 ` Nicolas Dichtel
2012-09-17 19:54 ` David Miller
2012-09-17 19:54 ` David Miller
2012-09-18 20:08 ` David Miller
2012-09-18 20:08 ` David Miller
2012-09-10 13:22 ` [PATCH net-next v2 3/4] ipv6: use net->rt_genid to check dst validity Nicolas Dichtel
2012-09-10 13:22 ` Nicolas Dichtel
2012-09-10 14:29 ` Vlad Yasevich
2012-09-10 14:29 ` Vlad Yasevich
2012-09-10 14:34 ` Nicolas Dichtel
2012-09-10 14:34 ` Nicolas Dichtel
2012-09-10 14:43 ` Vlad Yasevich
2012-09-10 14:43 ` Vlad Yasevich
2012-09-10 14:44 ` Nicolas Dichtel
2012-09-10 14:44 ` Nicolas Dichtel
2012-09-10 13:22 ` [PATCH net-next v2 4/4] ipv6: use DST_* macro to set obselete field Nicolas Dichtel
2012-09-10 13:22 ` Nicolas Dichtel
2012-09-10 14:35 ` [PATCH net-next v2] Take care of xfrm policy when checking dst entries Vlad Yasevich
2012-09-10 14:35 ` Vlad Yasevich
2012-09-10 14:38 ` Nicolas Dichtel
2012-09-10 14:38 ` Nicolas Dichtel
2012-09-10 17:18 ` David Miller
2012-09-10 17:18 ` David Miller
2012-09-10 17:59 ` Vlad Yasevich
2012-09-10 17:59 ` Vlad Yasevich
2012-09-10 18:01 ` David Miller
2012-09-10 18:01 ` David Miller
2012-09-22 16:49 ` Jan Engelhardt
2012-09-22 16:49 ` Jan Engelhardt
2012-09-07 14:51 ` [PATCH 1/2] dst: take into account policy update on check() Vlad Yasevich
2012-09-07 14:51 ` Vlad Yasevich
2012-09-07 15:08 ` Eric Dumazet
2012-09-07 15:08 ` Eric Dumazet
2012-09-07 13:56 ` [PATCH 2/2] ipv6: remove rt6i_flow_cache_genid field in rt6_info Nicolas Dichtel
2012-09-07 15:57 ` Nicolas Dichtel
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