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From: Christian Brauner <brauner@kernel.org>
To: Andrey Zhadchenko <andrey.zhadchenko@virtuozzo.com>
Cc: netdev@vger.kernel.org, dev@openvswitch.org, pshelar@ovn.org,
	davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, ptikhomirov@virtuozzo.com,
	alexander.mikhalitsyn@virtuozzo.com, avagin@google.com
Subject: Re: [PATCH net-next 1/1] openvswitch: allow specifying ifindex of new interfaces
Date: Wed, 17 Aug 2022 15:18:41 +0200	[thread overview]
Message-ID: <20220817131841.frtdyro52bsus2h5@wittgenstein> (raw)
In-Reply-To: <20220817124909.83373-2-andrey.zhadchenko@virtuozzo.com>

On Wed, Aug 17, 2022 at 03:49:09PM +0300, Andrey Zhadchenko wrote:
> CRIU is preserving ifindexes of net devices after restoration. However,
> current Open vSwitch API does not allow to target ifindex, so we cannot
> correctly restore OVS configuration.
> 
> Use ovs_header->dp_ifindex during OVS_DP_CMD_NEW as desired ifindex.
> Use OVS_VPORT_ATTR_IFINDEX during OVS_VPORT_CMD_NEW to specify new netdev
> ifindex.
> 
> Signed-off-by: Andrey Zhadchenko <andrey.zhadchenko@virtuozzo.com>
> ---

I think specifying the index at device creation time is a good idea and
iirc then we do allow this for veth devices already. So I'd be happy to
see this go forwad.

  reply	other threads:[~2022-08-17 13:19 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-17 12:49 [PATCH net-next 0/1] openvswitch: allow specifying ifindex of new interfaces Andrey Zhadchenko
2022-08-17 12:49 ` [PATCH net-next 1/1] " Andrey Zhadchenko
2022-08-17 13:18   ` Christian Brauner [this message]
2022-08-17 13:09 ` [PATCH net-next 0/1] " Christian Brauner
2022-08-17 18:19 ` [ovs-dev] " Ilya Maximets
2022-08-17 20:35   ` Andrey Zhadchenko
2022-08-17 22:15     ` Ilya Maximets
2022-08-17 23:11       ` Andrey Zhadchenko
2022-08-18 11:06         ` Ilya Maximets
2022-08-18 12:26           ` Andrey Zhadchenko

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