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From: David Ahern <dsahern@gmail.com>
To: Jiri Pirko <jiri@resnulli.us>
Cc: netdev@vger.kernel.org, davem@davemloft.net,
	jakub.kicinski@netronome.com, sthemmin@microsoft.com,
	mlxsw@mellanox.com
Subject: Re: [patch net-next 0/3] net: devlink: Finish network namespace support
Date: Wed, 31 Jul 2019 15:50:26 -0600	[thread overview]
Message-ID: <8f5afc58-1cbc-9e9a-aa15-94d1bafcda22@gmail.com> (raw)
In-Reply-To: <20190730060817.GD2312@nanopsycho.orion>

On 7/30/19 12:08 AM, Jiri Pirko wrote:
> Mon, Jul 29, 2019 at 10:17:25PM CEST, dsahern@gmail.com wrote:
>> On 7/27/19 3:44 AM, Jiri Pirko wrote:
>>> From: Jiri Pirko <jiri@mellanox.com>
>>>
>>> Devlink from the beginning counts with network namespaces, but the
>>> instances has been fixed to init_net. The first patch allows user
>>> to move existing devlink instances into namespaces:
>>>
>>
>> so you intend for an asic, for example, to have multiple devlink
>> instances where each instance governs a set of related ports (e.g.,
>> ports that share a set of hardware resources) and those instances can be
>> managed from distinct network namespaces?
> 
> No, no multiple devlink instances for asic intended.

So it should be allowed for an asic to have resources split across
network namespaces. e.g., something like this:

   namespace 1 |  namespace 2  | ... | namespace N
               |               |     |
  { ports 1 }  |   { ports 2 } | ... | { ports N }
               |               |     |
   devlink 1   |    devlink 2  | ... |  devlink N
  =================================================
                   driver


  reply	other threads:[~2019-07-31 21:50 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-27  9:44 [patch net-next 0/3] net: devlink: Finish network namespace support Jiri Pirko
2019-07-27  9:44 ` [patch net-next 1/3] net: devlink: allow to change namespaces Jiri Pirko
2019-07-29 17:52   ` David Miller
2019-07-30  6:05     ` Jiri Pirko
2019-07-27  9:44 ` [patch net-next 2/3] net: devlink: export devlink net set/get helpers Jiri Pirko
2019-07-27  9:44 ` [patch net-next 3/3] netdevsim: create devlink and netdev instances in namespace Jiri Pirko
2019-07-29 18:59   ` Jakub Kicinski
2019-07-30  6:06     ` Jiri Pirko
2019-07-30 17:14       ` Jakub Kicinski
2019-07-30 21:03         ` Jiri Pirko
2019-07-27 10:05 ` [patch iproute2 1/2] devlink: introduce cmdline option to switch to a different namespace Jiri Pirko
2019-07-27 10:12   ` Toke Høiland-Jørgensen
2019-07-27 10:21     ` Jiri Pirko
2019-07-27 10:25       ` Toke Høiland-Jørgensen
2019-07-29 20:21       ` David Ahern
2019-07-30  6:07         ` Jiri Pirko
2019-07-29 20:17   ` David Ahern
2019-07-27 10:05 ` [patch iproute2 2/2] devlink: add support for network namespace change Jiri Pirko
2019-07-29 20:17 ` [patch net-next 0/3] net: devlink: Finish network namespace support David Ahern
2019-07-30  6:08   ` Jiri Pirko
2019-07-31 21:50     ` David Ahern [this message]
2019-07-31 22:02       ` Jakub Kicinski
2019-07-31 22:07         ` David Ahern
2019-07-31 22:28           ` Jakub Kicinski
2019-07-31 22:31             ` David Ahern
2019-08-02  7:42               ` Jiri Pirko

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