Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752591AbaLJJH7 (ORCPT ); Wed, 10 Dec 2014 04:07:59 -0500 Received: from mx1.redhat.com ([209.132.183.28]:42686 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751559AbaLJJHy (ORCPT ); Wed, 10 Dec 2014 04:07:54 -0500 From: Vitaly Kuznetsov To: Dexuan Cui Cc: "gregkh\@linuxfoundation.org" , "linux-kernel\@vger.kernel.org" , "driverdev-devel\@linuxdriverproject.org" , "olaf\@aepfle.de" , "apw\@canonical.com" , "jasowang\@redhat.com" , KY Srinivasan , Haiyang Zhang Subject: Re: [PATCH] tools: hv: kvp_daemon: make IPv6-only-injection work References: <1418126489-20627-1-git-send-email-decui@microsoft.com> <877fy1ht1u.fsf@vitty.brq.redhat.com> Date: Wed, 10 Dec 2014 10:07:38 +0100 In-Reply-To: (Dexuan Cui's message of "Wed, 10 Dec 2014 07:36:16 +0000") Message-ID: <87ppbrhnz9.fsf@vitty.brq.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dexuan Cui writes: > Thanks, > -- Dexuan > >> -----Original Message----- >> From: Dexuan Cui >> Sent: Wednesday, December 10, 2014 15:34 PM >> To: 'Vitaly Kuznetsov' >> Cc: gregkh@linuxfoundation.org; linux-kernel@vger.kernel.org; driverdev- >> devel@linuxdriverproject.org; olaf@aepfle.de; apw@canonical.com; >> jasowang@redhat.com; KY Srinivasan; Haiyang Zhang >> Subject: RE: [PATCH] tools: hv: kvp_daemon: make IPv6-only-injection work >> >> > -----Original Message----- >> > From: Vitaly Kuznetsov [mailto:vkuznets@redhat.com] >> > Sent: Tuesday, December 9, 2014 21:06 PM >> > To: Dexuan Cui >> > Cc: gregkh@linuxfoundation.org; linux-kernel@vger.kernel.org; driverdev- >> > devel@linuxdriverproject.org; olaf@aepfle.de; apw@canonical.com; >> > jasowang@redhat.com; KY Srinivasan; Haiyang Zhang >> > Subject: Re: [PATCH] tools: hv: kvp_daemon: make IPv6-only-injection work >> > ...... >> > > + * Here "dhcp_enabled" is only for IPv4 according to Hyper-V host >> > team. >> > > + * >> > > + * In the case the host only injects 1 IPv6 address: >> > > + * new_val->dhcp_enabled is true, but we can't pass >> > BOOTPROTO=dhcp to >> > > + * the script hv_set_ifconfig, because in some distros (like RHEL7) >> > > + * BOOTPROTO=dhcp has a special meaning in the config file (e.g., >> > > + * /etc/sysconfig/network-scripts/ifcfg-eth0): the network init >> > program >> > > + * ignores any static IP addr information once there is >> > > + * BOOTPROTO=dhcp; as a result, IPv6-only injection can't work. >> > > + * >> > > + * In the case of IPv6-only injection, BOOTPROTO=dhcp doesn't affect >> > > + * Ubuntu because it's ignored by the Ubuntu version of >> > > + * hv_set_ifconfig and it doesn't seem to have special meaning in >> > > + * Ubuntu. >> > > + */ >> > >> > I just checked and adding "IPV6ADDR=something" when >> "BOOTPROTO=dhcp" >> > works for me with both RHEL7 and Fedora21. >> It doesn't work in my side. :-( >> Running 'ifup eth0' shows some errors(I use "set -x") >> ... >> + /sbin/dhclient -H localhost -1 -q -lf /var/lib/dhclient/dhclient--eth0.lease -pf >> /var/run/dhclient-eth0.pid eth0 >> grep: /etc/sysconfig/network-scripts/ifcfg-eth0: Permission dinied. > BTW, I run with root, and > 'chown 777 /etc/sysconfig/network-scripts/ifcfg-eth0" doesn't help. > s,chown,chmod, :-) But it won't help in case of SELinux mislabeling. > Thanks, > -- Dexuan -- Vitaly -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/