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From: "Michael S. Tsirkin" <mst@redhat.com>
To: Jiri Pirko <jiri@resnulli.us>
Cc: "Duyck, Alexander H" <alexander.h.duyck@intel.com>,
	virtio-dev@lists.oasis-open.org, Jakub Kicinski <kubakici@wp.pl>,
	Sridhar Samudrala <sridhar.samudrala@intel.com>,
	Alexander Duyck <alexander.duyck@gmail.com>,
	virtualization@lists.linux-foundation.org,
	Siwei Liu <loseweigh@gmail.com>, Netdev <netdev@vger.kernel.org>,
	David Miller <davem@davemloft.net>
Subject: Re: [RFC PATCH v3 0/3] Enable virtio_net to act as a backup for a passthru device
Date: Tue, 27 Feb 2018 23:30:12 +0200	[thread overview]
Message-ID: <20180227232437-mutt-send-email-mst__40010.0772655152$1519766928$gmane$org@kernel.org> (raw)
In-Reply-To: <20180227084959.GB2005@nanopsycho>

On Tue, Feb 27, 2018 at 09:49:59AM +0100, Jiri Pirko wrote:
> Now the question is: is it possible to merge the demands you have and
> the generic needs I described into a single solution? From what I see,
> that would be quite hard/impossible. So at the end, I think that we have
> to end-up with 2 solutions:
> 1) virtio_net, netvsc in-driver bonding - very limited, stupid, 0config
>    solution that works for all (no matter what OS you use in VM)
> 2) team/bond solution with assistance of preferably userspace daemon
>    getting info from baremetal. This is not 0config, but minimal config
>    - user just have to define this "magic bonding" should be on.
>    This covers all possible usecases, including multiple VFs, RDMA, etc.
> 
> Thoughts?

I think I agree. This RFC is trying to do 1 above.  Looks like we now
all agree 1 and 2 are not exclusive, both have place in the kernel. Is
that right?

-- 
MST

  parent reply	other threads:[~2018-02-27 21:30 UTC|newest]

Thread overview: 121+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-16 18:11 [RFC PATCH v3 0/3] Enable virtio_net to act as a backup for a passthru device Sridhar Samudrala
2018-02-16 18:11 ` [virtio-dev] " Sridhar Samudrala
2018-02-16 18:11 ` [RFC PATCH v3 1/3] virtio_net: Introduce VIRTIO_NET_F_BACKUP feature bit Sridhar Samudrala
2018-02-16 18:11 ` Sridhar Samudrala
2018-02-16 18:11   ` [virtio-dev] " Sridhar Samudrala
2018-02-16 18:11 ` [RFC PATCH v3 2/3] virtio_net: Extend virtio to use VF datapath when available Sridhar Samudrala
2018-02-16 18:11 ` Sridhar Samudrala
2018-02-16 18:11   ` [virtio-dev] " Sridhar Samudrala
2018-02-17  3:04   ` Jakub Kicinski
2018-02-17 17:41     ` Alexander Duyck
2018-02-17  3:04   ` Jakub Kicinski
2018-02-16 18:11 ` [RFC PATCH v3 3/3] virtio_net: Enable alternate datapath without creating an additional netdev Sridhar Samudrala
2018-02-16 18:11   ` [virtio-dev] " Sridhar Samudrala
2018-02-16 18:11 ` Sridhar Samudrala
2018-02-17  2:38 ` [RFC PATCH v3 0/3] Enable virtio_net to act as a backup for a passthru device Jakub Kicinski
2018-02-17  2:38 ` Jakub Kicinski
2018-02-17 17:12   ` Alexander Duyck
2018-02-17 17:12     ` [virtio-dev] " Alexander Duyck
2018-02-19  6:11     ` Jakub Kicinski
2018-02-20 16:26       ` Samudrala, Sridhar
2018-02-20 16:26         ` [virtio-dev] " Samudrala, Sridhar
2018-02-20 16:26       ` Samudrala, Sridhar
2018-02-21 23:50     ` Siwei Liu
2018-02-21 23:50       ` [virtio-dev] " Siwei Liu
2018-02-22  0:17       ` Alexander Duyck
2018-02-22  0:17       ` Alexander Duyck
2018-02-22  0:17         ` [virtio-dev] " Alexander Duyck
2018-02-22  1:59         ` Siwei Liu
2018-02-22  1:59         ` Siwei Liu
2018-02-22  1:59           ` [virtio-dev] " Siwei Liu
2018-02-22  2:35           ` Samudrala, Sridhar
2018-02-22  2:35           ` Samudrala, Sridhar
2018-02-22  2:35             ` [virtio-dev] " Samudrala, Sridhar
2018-02-22  3:28             ` Samudrala, Sridhar
2018-02-22  3:28               ` [virtio-dev] " Samudrala, Sridhar
2018-02-23 22:22             ` Siwei Liu
2018-02-23 22:22               ` [virtio-dev] " Siwei Liu
2018-02-23 22:38               ` Jiri Pirko
2018-02-24  0:17                 ` Siwei Liu
2018-02-24  0:17                   ` [virtio-dev] " Siwei Liu
2018-02-24  0:03         ` Stephen Hemminger
2018-02-25 22:17           ` Alexander Duyck
2018-02-25 22:17             ` [virtio-dev] " Alexander Duyck
2018-02-25 22:17           ` Alexander Duyck
2018-02-21 23:50     ` Siwei Liu
2018-02-17 17:12   ` Alexander Duyck
2018-02-20 10:42 ` Jiri Pirko
2018-02-20 16:04   ` Alexander Duyck
2018-02-20 16:04     ` [virtio-dev] " Alexander Duyck
2018-02-20 16:29     ` Jiri Pirko
2018-02-20 17:14       ` Samudrala, Sridhar
2018-02-20 17:14         ` [virtio-dev] " Samudrala, Sridhar
2018-02-20 20:14         ` Jiri Pirko
2018-02-20 21:02           ` Alexander Duyck
2018-02-20 21:02             ` [virtio-dev] " Alexander Duyck
2018-02-20 21:02           ` Alexander Duyck
2018-02-20 22:33           ` Jakub Kicinski
2018-02-21  9:51             ` Jiri Pirko
2018-02-21 15:56               ` Alexander Duyck
2018-02-21 15:56                 ` [virtio-dev] " Alexander Duyck
2018-02-21 16:11                 ` Jiri Pirko
2018-02-21 16:49                   ` Alexander Duyck
2018-02-21 16:49                     ` [virtio-dev] " Alexander Duyck
2018-02-21 16:58                     ` Jiri Pirko
2018-02-21 17:56                       ` Alexander Duyck
2018-02-21 17:56                       ` Alexander Duyck
2018-02-21 17:56                         ` [virtio-dev] " Alexander Duyck
2018-02-21 19:38                         ` Jiri Pirko
2018-02-21 20:57                           ` Alexander Duyck
2018-02-21 20:57                             ` [virtio-dev] " Alexander Duyck
2018-02-22  2:02                             ` Jakub Kicinski
2018-02-22  2:15                               ` Samudrala, Sridhar
2018-02-22  2:15                                 ` [virtio-dev] " Samudrala, Sridhar
2018-02-22  2:15                               ` Samudrala, Sridhar
2018-02-22  8:11                             ` Jiri Pirko
2018-02-22 11:54                               ` Or Gerlitz
2018-02-22 13:07                                 ` Jiri Pirko
2018-02-22 15:30                                   ` Alexander Duyck
2018-02-22 15:30                                     ` [virtio-dev] " Alexander Duyck
2018-02-22 21:30                               ` Alexander Duyck
2018-02-22 21:30                                 ` [virtio-dev] " Alexander Duyck
2018-02-23 23:59                                 ` Stephen Hemminger
2018-02-25 22:21                                   ` Alexander Duyck
2018-02-25 22:21                                   ` Alexander Duyck
2018-02-25 22:21                                     ` [virtio-dev] " Alexander Duyck
2018-02-26  7:19                                   ` Jiri Pirko
2018-02-27  1:02                                     ` Stephen Hemminger
2018-02-27  1:18                                       ` Michael S. Tsirkin
2018-02-27  1:18                                         ` [virtio-dev] " Michael S. Tsirkin
2018-02-27  8:27                                         ` Jiri Pirko
2018-02-22 21:30                               ` Alexander Duyck
2018-02-21 20:57                           ` Alexander Duyck
2018-02-21 16:49                   ` Alexander Duyck
2018-02-21 15:56               ` Alexander Duyck
2018-02-20 17:14       ` Samudrala, Sridhar
2018-02-20 17:23       ` Alexander Duyck
2018-02-20 17:23         ` [virtio-dev] " Alexander Duyck
2018-02-20 19:53         ` Jiri Pirko
2018-02-27  8:49     ` Jiri Pirko
2018-02-27 21:16       ` Alexander Duyck
2018-02-27 21:16       ` Alexander Duyck
2018-02-27 21:16         ` [virtio-dev] " Alexander Duyck
2018-02-27 21:23         ` Michael S. Tsirkin
2018-02-27 21:23           ` [virtio-dev] " Michael S. Tsirkin
2018-02-27 21:41         ` Jakub Kicinski
2018-02-28  7:08           ` Jiri Pirko
2018-02-28 14:32             ` Michael S. Tsirkin
2018-02-28 14:32               ` [virtio-dev] " Michael S. Tsirkin
2018-02-28 15:11               ` Jiri Pirko
2018-02-28 15:45                 ` Michael S. Tsirkin
2018-02-28 15:45                 ` Michael S. Tsirkin
2018-02-28 15:45                   ` [virtio-dev] " Michael S. Tsirkin
2018-02-28 19:25                   ` Jiri Pirko
2018-02-28 20:48                     ` Michael S. Tsirkin
2018-02-28 20:48                     ` Michael S. Tsirkin
2018-02-28 20:48                       ` [virtio-dev] " Michael S. Tsirkin
2018-02-27 21:30       ` Michael S. Tsirkin
2018-02-27 21:30         ` [virtio-dev] " Michael S. Tsirkin
2018-02-27 21:30       ` Michael S. Tsirkin [this message]
2018-02-20 16:04   ` Alexander Duyck
2018-02-16 18:11 Sridhar Samudrala

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