From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:57910 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933078AbcFQSSr (ORCPT ); Fri, 17 Jun 2016 14:18:47 -0400 Subject: Patch "vxlan: Accept user specified MTU value when create new vxlan link" has been added to the 4.4-stable tree To: oc@yunify.com, davem@davemloft.net, gregkh@linuxfoundation.org, xiyou.wangcong@gmail.com Cc: , From: Date: Fri, 17 Jun 2016 11:18:46 -0700 Message-ID: <146618752611049@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled vxlan: Accept user specified MTU value when create new vxlan link to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: vxlan-accept-user-specified-mtu-value-when-create-new-vxlan-link.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Fri Jun 17 11:18:18 PDT 2016 From: Chen Haiquan Date: Fri, 27 May 2016 10:49:11 +0800 Subject: vxlan: Accept user specified MTU value when create new vxlan link From: Chen Haiquan [ Upstream commit ce577668a426c6a9e2470a09dcd07fbd6e45272a ] When create a new vxlan link, example: ip link add vtap mtu 1440 type vxlan vni 1 dev eth0 The argument "mtu" has no effect, because it is not set to conf->mtu. The default value is used in vxlan_dev_configure function. This problem was introduced by commit 0dfbdf4102b9 (vxlan: Factor out device configuration). Fixes: 0dfbdf4102b9 (vxlan: Factor out device configuration) Signed-off-by: Chen Haiquan Acked-by: Cong Wang Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/vxlan.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -2985,6 +2985,9 @@ static int vxlan_newlink(struct net *src if (data[IFLA_VXLAN_REMCSUM_NOPARTIAL]) conf.flags |= VXLAN_F_REMCSUM_NOPARTIAL; + if (tb[IFLA_MTU]) + conf.mtu = nla_get_u32(tb[IFLA_MTU]); + err = vxlan_dev_configure(src_net, dev, &conf); switch (err) { case -ENODEV: Patches currently in stable-queue which might be from oc@yunify.com are queue-4.4/vxlan-accept-user-specified-mtu-value-when-create-new-vxlan-link.patch