From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next-2.6 PATCH 5/5] e1000: init link state correctly Date: Fri, 17 Apr 2009 23:44:36 -0700 Message-ID: <20090418064435.4328.94028.stgit@localhost.localdomain> References: <20090418064427.4328.45811.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, gospo@redhat.com, Jesse Brandeburg , Jeff Kirsher To: davem@davemloft.net Return-path: Received: from qmta06.emeryville.ca.mail.comcast.net ([76.96.30.56]:38715 "EHLO QMTA06.emeryville.ca.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752857AbZDRGoh (ORCPT ); Sat, 18 Apr 2009 02:44:37 -0400 In-Reply-To: <20090418064427.4328.45811.stgit@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-ID: From: Jesse Brandeburg As reported by Andrew Lutomirski All the intel wired ethernet drivers were calling netif_carrier_off and netif_stop_queue (or variants) before calling register_netdevice This is incorrect behavior as was pointed out by davem, and causes ifconfig and friends to report a strange state before first link after the driver was loaded. This apparently confused *some* versions of networkmanager. Andy tested this for e1000e and confirmed it was working for him. Signed-off-by: Jesse Brandeburg Reported-by: Andrew Lutomirski Signed-off-by: Jeff Kirsher --- drivers/net/e1000/e1000_main.c | 9 +++++---- 1 files changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index ef12931..9bdcf4d 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -1234,15 +1234,14 @@ static int __devinit e1000_probe(struct pci_dev *pdev, !e1000_check_mng_mode(hw)) e1000_get_hw_control(adapter); - /* tell the stack to leave us alone until e1000_open() is called */ - netif_carrier_off(netdev); - netif_stop_queue(netdev); - strcpy(netdev->name, "eth%d"); err = register_netdev(netdev); if (err) goto err_register; + /* carrier off reporting is important to ethtool even BEFORE open */ + netif_carrier_off(netdev); + DPRINTK(PROBE, INFO, "Intel(R) PRO/1000 Network Connection\n"); cards_found++; @@ -1441,6 +1440,8 @@ static int e1000_open(struct net_device *netdev) if (test_bit(__E1000_TESTING, &adapter->flags)) return -EBUSY; + netif_carrier_off(netdev); + /* allocate transmit descriptors */ err = e1000_setup_all_tx_resources(adapter); if (err)