netdev - 3.0.0rc6: ethtool not working without a cable

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Message-Id: <201107061338.08573.a.miskiewicz@gmail.com>
Date:	Wed, 6 Jul 2011 13:38:08 +0200
From:	Arkadiusz Miskiewicz <a.miskiewicz@...il.com>
To:	netdev@...r.kernel.org
Subject: 3.0.0rc6: ethtool not working without a cable


3.0.0rc6, thinkpad t400 notebook.

If there is no cable then ethtool reports no device. It wasn't that before 
AFAIK.

ethtool version 2.6.36


cable disconnected:

[root@...0 ~]# ethtool eth0
Settings for eth0:
Cannot get device settings: No such device
Cannot get wake-on-lan settings: No such device
Cannot get message level: No such device
Cannot get link status: No such device
No data available
zsh: exit 75    ethtool eth0
[root@...0 ~]# ethtool -i eth0
Cannot get driver information: No such device
zsh: exit 71    ethtool -i eth0

cable connected:

[root@...0 ~]# ethtool -i eth0
driver: e1000e
version: 1.3.10-k2
firmware-version: 1.8-3
bus-info: 0000:00:19.0
[root@...0 ~]# ethtool eth0
Settings for eth0:
        Supported ports: [ TP ]
        Supported link modes:   10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Supports auto-negotiation: Yes
        Advertised link modes:  10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Advertised pause frame use: No
        Advertised auto-negotiation: Yes
        Speed: 100Mb/s
        Duplex: Full
        Port: Twisted Pair
        PHYAD: 2
        Transceiver: internal
        Auto-negotiation: on
        MDI-X: off
        Supports Wake-on: pumbg
        Wake-on: d
        Current message level: 0x00000001 (1)
                               drv
        Link detected: yes


-- 
Arkadiusz Miśkiewicz        PLD/Linux Team
arekm / maven.pl            http://ftp.pld-linux.org/
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