From mboxrd@z Thu Jan  1 00:00:00 1970
From: Florian Fainelli <f.fainelli@gmail.com>
Subject: Re: Kernel 4.13.0-rc4-next-20170811 - IP Routing / Forwarding
 performance vs Core/RSS number / HT on
Date: Thu, 21 Sep 2017 14:41:47 -0700
Message-ID: <6607c631-580d-825b-6205-6f6ee688ce32@gmail.com>
References: <3ac1a817-5c62-2490-64e7-2512f0ee3b3e@itcare.pl>
 <20170812142358.08291888@redhat.com>
 <af5b3482-8f26-52b5-4a00-3a5a42b7449f@itcare.pl>
 <ce33b7b3-ae00-b6f0-e82a-6df3d5a5e995@itcare.pl>
 <20170814181957.5be27906@redhat.com> <1502729870.8411.63.camel@redhat.com>
 <80b3bf71-dc6b-7b96-43d6-dbb3c53c5a8b@itcare.pl>
 <1502759225.4936.44.camel@edumazet-glaptop3.roam.corp.google.com>
 <1502759849.4936.46.camel@edumazet-glaptop3.roam.corp.google.com>
 <4b1efff7-4f91-fd78-beb8-2c7ebcf18895@itcare.pl>
 <5d32f5cf-ca69-1f6b-5bca-cdcd4dc414e2@itcare.pl>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 8bit
Cc: Paolo Abeni <pabeni@redhat.com>,
        Jesper Dangaard Brouer <brouer@redhat.com>,
        Linux Kernel Network Developers <netdev@vger.kernel.org>,
        Alexander Duyck <alexander.duyck@gmail.com>
To: =?UTF-8?Q?Pawe=c5=82_Staszewski?= <pstaszewski@itcare.pl>,
        Eric Dumazet <eric.dumazet@gmail.com>
Return-path: <netdev-owner@vger.kernel.org>
Received: from mail-qt0-f176.google.com ([209.85.216.176]:50271 "EHLO
        mail-qt0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1751707AbdIUVlv (ORCPT
        <rfc822;netdev@vger.kernel.org>); Thu, 21 Sep 2017 17:41:51 -0400
Received: by mail-qt0-f176.google.com with SMTP id f15so7331299qtf.7
        for <netdev@vger.kernel.org>; Thu, 21 Sep 2017 14:41:51 -0700 (PDT)
In-Reply-To: <5d32f5cf-ca69-1f6b-5bca-cdcd4dc414e2@itcare.pl>
Content-Language: en-US
Sender: netdev-owner@vger.kernel.org
List-ID: <netdev.vger.kernel.org>

On 09/21/2017 02:26 PM, Paweł Staszewski wrote:
> 
> 
> W dniu 2017-08-15 o 11:11, Paweł Staszewski pisze:
>> diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
>> index
>> 5e831de3103e2f7092c7fa15534def403bc62fb4..9472de846d5c0960996261cb2843032847fa4bf7
>> 100644
>> --- a/net/8021q/vlan_netlink.c
>> +++ b/net/8021q/vlan_netlink.c
>> @@ -143,6 +143,7 @@ static int vlan_newlink(struct net *src_net,
>> struct net_device *dev,
>>       vlan->vlan_proto = proto;
>>       vlan->vlan_id     = nla_get_u16(data[IFLA_VLAN_ID]);
>>       vlan->real_dev     = real_dev;
>> +    dev->priv_flags |= (real_dev->priv_flags & IFF_XMIT_DST_RELEASE);
>>       vlan->flags     = VLAN_FLAG_REORDER_HDR;
>>         err = vlan_check_real_dev(real_dev, vlan->vlan_proto,
>> vlan->vlan_id); 
> 
> Any plans for this patch to go normal into the kernel ?

Would not this apply to pretty much any stacked device setup though? It
seems like any network device that just queues up its packet on another
physical device for actual transmission may need that (e.g: DSA, bond,
team, more.?)
-- 
Florian