From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next v2] net-sysfs: expose number of carrier on/off changes Date: Mon, 31 Mar 2014 16:25:19 -0400 (EDT) Message-ID: <20140331.162519.2285405045402915587.davem@davemloft.net> References: <2fd338e34d809af14353a03bc1edd0935f332faf.1396111568.git.decot@googlers.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: jhs@mojatatu.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org, edumazet@google.com, ebiederm@xmission.com, chenweilong@huawei.com, jiri@resnulli.us, amirv@mellanox.com, mwdalton@google.com, viro@ZenIV.linux.org.uk, tj@kernel.org To: decot@googlers.com Return-path: In-Reply-To: <2fd338e34d809af14353a03bc1edd0935f332faf.1396111568.git.decot@googlers.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: David Decotigny Date: Sat, 29 Mar 2014 09:48:35 -0700 > This allows to monitor carrier on/off transitions and detect link > flapping issues: > - new /sys/class/net/X/carrier_changes > - new rtnetlink IFLA_CARRIER_CHANGES (getlink) > > Tested: > - grep . /sys/class/net/*/carrier_changes > + ip link set dev X down/up > + plug/unplug cable > - updated iproute2: prints IFLA_CARRIER_CHANGES > - iproute2 20121211-2 (debian): unchanged behavior > > Signed-off-by: David Decotigny Looks good, applied, thanks David.