Messages in this thread | | | Date | Wed, 31 Jan 2018 17:20:49 +0100 | From | Christian Brauner <> | Subject | Re: [PATCH net-next 1/1] rtnetlink: enable IFLA_IF_NETNSID for RTM_NEWLINK |
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On Wed, Jan 31, 2018 at 10:30:44AM -0500, David Miller wrote: > From: Christian Brauner <christian.brauner@ubuntu.com> > Date: Mon, 29 Jan 2018 18:07:20 +0100 > > > - Backwards Compatibility: > > If userspace wants to determine whether RTM_NEWLINK supports the > > IFLA_IF_NETNSID property they should first send an RTM_GETLINK request > > with IFLA_IF_NETNSID on lo. If either EACCESS is returned or the reply > > does not include IFLA_IF_NETNSID userspace should assume that > > IFLA_IF_NETNSID is not supported on this kernel. > > If the reply does contain an IFLA_IF_NETNSID property userspace > > can send an RTM_NEWLINK with a IFLA_IF_NETNSID property. If they receive > > EOPNOTSUPP then the kernel does not support the IFLA_IF_NETNSID property > > with RTM_NEWLINK. Userpace should then fallback to other means. > > > > - Security: > > Callers must have CAP_NET_ADMIN in the owning user namespace of the > > target network namespace. > > > > Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com> > > Applied.
Thanks!
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