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From:   Aaron Conole <aconole@redhat.com>
To:     Pravin Shelar <pshelar@ovn.org>
Cc:     Linux Kernel Network Developers <netdev@vger.kernel.org>,
        "David S . Miller" <davem@davemloft.net>,
        Jamal Hadi Salim <jhs@mojatatu.com>,
        Cong Wang <xiyou.wangcong@gmail.com>,
        Jiri Pirko <jiri@resnulli.us>, ovs dev <dev@openvswitch.org>,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH net 1/2] openvswitch: support asymmetric conntrack
References: <20191108210714.12426-1-aconole@redhat.com>
        <CAOrHB_B1ueESwUQSkb7BuFGCCyKKqognoWbukTHo2jTajNca6w@mail.gmail.com>
        <f7twobwyl53.fsf@dhcp-25.97.bos.redhat.com>
Date:   Mon, 25 Nov 2019 10:38:56 -0500
In-Reply-To: <f7twobwyl53.fsf@dhcp-25.97.bos.redhat.com> (Aaron Conole's
        message of "Mon, 18 Nov 2019 15:39:20 -0500")
Message-ID: <f7t7e3o9d9r.fsf@dhcp-25.97.bos.redhat.com>
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Aaron Conole <aconole@redhat.com> writes:

> Pravin Shelar <pshelar@ovn.org> writes:
>
>> On Fri, Nov 8, 2019 at 1:07 PM Aaron Conole <aconole@redhat.com> wrote:
>>>
>>> The openvswitch module shares a common conntrack and NAT infrastructure
>>> exposed via netfilter.  It's possible that a packet needs both SNAT and
>>> DNAT manipulation, due to e.g. tuple collision.  Netfilter can support
>>> this because it runs through the NAT table twice - once on ingress and
>>> again after egress.  The openvswitch module doesn't have such capabilit=
y.
>>>
>>> Like netfilter hook infrastructure, we should run through NAT twice to
>>> keep the symmetry.
>>>
>>> Fixes: 05752523e565 ("openvswitch: Interface with NAT.")
>>> Signed-off-by: Aaron Conole <aconole@redhat.com>
>>
>> The patch looks ok. But I am not able apply it. can you fix the encoding=
.
>
> Hrrm.  I didn't make any special changes (just used git send-email).  I
> will look at spinning a second patch.

Pravin,

I tried the following:

  10:36:59 aconole@dhcp-25 {(312434617cb1...)} ~/git/linux$ curl http://pat=
chwork.ozlabs.org/patch/1192219/mbox/ > test.patch
    % Total    % Received % Xferd  Average Speed   Time    Time     Time  C=
urrent
                                   Dload  Upload   Total   Spent    Left  S=
peed
  100  4827  100  4827    0     0   8824      0 --:--:-- --:--:-- --:--:-- =
 8808
  10:37:21 aconole@dhcp-25 {(312434617cb1...)} ~/git/linux$ git am test.pat=
ch
  Applying: openvswitch: support asymmetric conntrack
  10:37:24 aconole@dhcp-25 {(f759cc2b7323...)} ~/git/linux$=20


Can you check your mailer settings?  The patchwork mbox worked fine, and
I was able to apply from my own mbox as well.

-Aaron