From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Woodhouse Subject: [PATCH] Expose netdevice dev_id through sysfs Date: Mon, 14 Apr 2008 13:32:02 +0100 Message-ID: <1208176322.31695.73.camel@pmac.infradead.org> References: <20080407143805.GA9492@bongo.bofh.it> <1208167737.31695.32.camel@pmac.infradead.org> <1208171478.31695.58.camel@pmac.infradead.org> <3ae72650804140455l4bb2afc2i4c54e58f3be1f931@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: Marco d'Itri , Harald Hoyer , linux-hotplug@vger.kernel.org, netdev@vger.kernel.org, schwidefsky@de.ibm.com To: Kay Sievers Return-path: Received: from bombadil.infradead.org ([18.85.46.34]:50966 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759327AbYDNMck (ORCPT ); Mon, 14 Apr 2008 08:32:40 -0400 In-Reply-To: <3ae72650804140455l4bb2afc2i4c54e58f3be1f931@mail.gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: Expose dev_id to userspace, because it helps to disambiguate between interfaces where the MAC address is unique. Signed-off-by: David Woodhouse --- ./linux-2.6.24.ppc/net/core/net-sysfs.c~ 2008-04-13 13:38:24.000000000 +0100 +++ ./linux-2.6.24.ppc/net/core/net-sysfs.c 2008-04-14 10:58:32.000000000 +0100 @@ -87,6 +87,7 @@ static ssize_t netdev_store(struct devic return ret; } +NETDEVICE_SHOW(dev_id, fmt_hex); NETDEVICE_SHOW(addr_len, fmt_dec); NETDEVICE_SHOW(iflink, fmt_dec); NETDEVICE_SHOW(ifindex, fmt_dec); @@ -210,6 +211,7 @@ static ssize_t store_tx_queue_len(struct static struct device_attribute net_class_attributes[] = { __ATTR(addr_len, S_IRUGO, show_addr_len, NULL), + __ATTR(dev_id, S_IRUGO, show_dev_id, NULL), __ATTR(iflink, S_IRUGO, show_iflink, NULL), __ATTR(ifindex, S_IRUGO, show_ifindex, NULL), __ATTR(features, S_IRUGO, show_features, NULL), -- dwmw2