From: Or Gerlitz <ogerlitz@mellanox.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
<davem@davemloft.net>, <roland@kernel.org>,
<netdev@vger.kernel.org>, <ali@mellanox.com>,
<sean.hefty@intel.com>, Erez Shitrit <erezsh@mellanox.co.il>,
Doug Ledford <dledford@redhat.com>
Subject: Re: [PATCH V2 09/12] net/eipoib: Add main driver functionality
Date: Sun, 12 Aug 2012 16:19:14 +0300 [thread overview]
Message-ID: <5027AD52.7030006@mellanox.com> (raw)
In-Reply-To: <20120812105421.GI1421@redhat.com>
On 12/08/2012 13:54, Michael S. Tsirkin wrote:
> On Wed, Aug 08, 2012 at 08:23:15AM +0300, Or Gerlitz wrote:
>>> So far the things that make sense. Here are some that don't, to me:
>>> - Is a pdf presentation all you have in terms of documentation?
>>> We are talking communication protocols here - I would expect a
>>> proper spec, and some effort to standardize, otherwise where's the
>>> guarantee it won't change in an incompatible way?
>> To be precise, the solution uses 100% IPoIB wire-protocol, so we don't
>> see a need for any spec change / standardization effort.
> Thinking about it some more, the solution is not really 100% local:
> - ARP packets used at migration are visible on the network
The ARP packets on the wire are IPoIB ARP packets -- indeed, when the
guest moves, the IPoIB
link layer address which was associated with the VIF that used to serve
this guest on the host
we migrated from, changes to be of a VIF on the host that we migrated to.
> - QPN/LID in MAC are guest visible, and could be exported on the network
>
next prev parent reply other threads:[~2012-08-12 13:21 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-01 17:09 [PATCH V2 00/12] Add Ethernet IPoIB driver Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 01/12] IB/ipoib: Add rtnl_link_ops support Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 02/12] IB/ipoib: Add support for clones / multiple childs on the same partition Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 03/12] include/linux: Add private flags for IPoIB interfaces Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 04/12] IB/ipoib: Add support for acting as VIF Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 05/12] net: Add ndo_set_vif_param operation to serve eIPoIB VIFs Or Gerlitz
2012-08-02 0:17 ` Ben Hutchings
2012-08-02 8:25 ` Erez Shitrit
2012-08-01 17:09 ` [PATCH V2 06/12] net/core: Add rtnetlink support to vif parameters Or Gerlitz
2012-08-02 0:20 ` Ben Hutchings
2012-08-02 15:29 ` Erez Shitrit
2012-08-01 17:09 ` [PATCH V2 07/12] net/eipoib: Add private header file Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 08/12] net/eipoib: Add ethtool file support Or Gerlitz
2012-08-02 0:22 ` Ben Hutchings
2012-08-02 8:35 ` Erez Shitrit
2012-08-02 15:42 ` Ben Hutchings
2012-08-01 17:09 ` [PATCH V2 09/12] net/eipoib: Add main driver functionality Or Gerlitz
2012-08-02 17:15 ` Eric W. Biederman
2012-08-03 20:31 ` Ali Ayoub
2012-08-03 21:33 ` David Miller
2012-08-03 22:39 ` Ali Ayoub
2012-08-03 23:36 ` David Miller
2012-08-04 21:23 ` Or Gerlitz
2012-08-04 21:44 ` Or Gerlitz
2012-08-04 23:19 ` Eric W. Biederman
2012-08-07 0:14 ` Ali Ayoub
2012-08-07 0:44 ` Eric W. Biederman
2012-08-07 1:21 ` Re[2]: " Naoto MATSUMOTO
2012-08-15 9:10 ` Re[3]: " Naoto MATSUMOTO
2012-08-07 3:33 ` Eric W. Biederman
2012-08-08 6:04 ` Or Gerlitz
2012-08-08 8:36 ` Eric W. Biederman
2012-08-09 4:06 ` Or Gerlitz
2012-08-12 14:05 ` Michael S. Tsirkin
2012-08-07 3:37 ` Joseph Glanville
2012-08-08 7:32 ` Or Gerlitz
2012-08-08 9:17 ` Eric W. Biederman
2012-08-09 4:34 ` Or Gerlitz
2012-08-12 10:36 ` Michael S. Tsirkin
2012-08-04 0:02 ` Ali Ayoub
2012-08-04 0:05 ` David Miller
2012-08-04 1:34 ` Eric W. Biederman
2012-08-04 21:33 ` Or Gerlitz
2012-08-05 18:50 ` Michael S. Tsirkin
2012-08-08 5:23 ` Or Gerlitz
2012-08-12 10:22 ` Michael S. Tsirkin
2012-08-12 13:09 ` Or Gerlitz
2012-08-12 13:41 ` Michael S. Tsirkin
2012-08-12 13:15 ` Or Gerlitz
2012-08-12 13:55 ` Michael S. Tsirkin
2012-08-12 14:13 ` Or Gerlitz
2012-08-12 20:54 ` Michael S. Tsirkin
2012-08-14 8:44 ` Or Gerlitz
2012-08-20 18:57 ` Michael S. Tsirkin
2012-08-23 6:45 ` Or Gerlitz
2012-08-14 7:41 ` Or Gerlitz
2012-08-12 10:54 ` Michael S. Tsirkin
2012-08-12 13:19 ` Or Gerlitz [this message]
2012-08-12 15:40 ` Eric W. Biederman
2012-08-13 8:33 ` Or Gerlitz
2012-08-13 16:08 ` Eric W. Biederman
2012-09-03 20:53 ` Or Gerlitz
2012-09-03 21:22 ` Michael S. Tsirkin
2012-09-04 18:50 ` Or Gerlitz
2012-09-04 19:31 ` Eric W. Biederman
2012-09-04 19:47 ` Or Gerlitz
2012-09-04 21:21 ` Michael S. Tsirkin
2012-09-04 18:57 ` Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 10/12] net/eipoib: Add sysfs support Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 11/12] net/eipoib: Add Makefile, Kconfig and MAINTAINERS entries Or Gerlitz
2012-08-01 17:09 ` [PATCH V2 12/12] IB/ipoib: Add support for transmission of skbs w.o dst/neighbour Or Gerlitz
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