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From: Leon Romanovsky <leon@kernel.org>
To: Doug Ledford <dledford@redhat.com>
Cc: Christian Blume <chr.blume@gmail.com>,
	RDMA mailing list <linux-rdma@vger.kernel.org>
Subject: Re: SoftRoCE and OpenSM
Date: Wed, 19 Jan 2022 20:04:30 +0200	[thread overview]
Message-ID: <YehSriRd1xjHTF2O@unreal> (raw)
In-Reply-To: <A78C931D-4286-45EC-9F82-818FA7967127@redhat.com>

On Wed, Jan 19, 2022 at 12:28:30PM -0500, Doug Ledford wrote:
> On Jan 19, 2022, at 3:51 AM, Leon Romanovsky <leon@kernel.org> wrote:
> > 
> > On Wed, Jan 19, 2022 at 01:41:30PM +1300, Christian Blume wrote:
> >> Hello!
> >> 
> >> Is it at all possible for a SoftRoCE node to talk to OpenSM? Can I set
> >> up OpenSM in such a way that it automatically discovers all SoftRoCE
> >> nodes on my subnet? Thanks for your help.
> > 
> > AFAICT, RXE lacks MAD support which is needed for OpenSM.
> 
> 
> All Ethernet based RDMA technologies lack MAD support required for OpenSM.  OpenSM is a uniquely InfiniBand only thing.

Ahh, sorry, completely forgot about that.

> 
> > Thanks
> > 
> >> 
> >> Cheers,
> >> Christian
> > 
> 

  reply	other threads:[~2022-01-19 18:04 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-19  0:41 SoftRoCE and OpenSM Christian Blume
2022-01-19  8:51 ` Leon Romanovsky
2022-01-19 17:28   ` Doug Ledford
2022-01-19 18:04     ` Leon Romanovsky [this message]
2022-01-19 22:15       ` Christian Blume

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