From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Richard Sharpe
<realrichardsharpe-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-rdma <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: Handling incoming RDMA CM connections when there is more than one IB HCA in a system
Date: Mon, 26 Aug 2013 13:35:33 -0600 [thread overview]
Message-ID: <20130826193533.GB20192@obsidianresearch.com> (raw)
In-Reply-To: <CACyXjPxyU6LO_31EVf9D_CwsX-aohEh_UbAQx97jJFh6PaLfgw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On Mon, Aug 26, 2013 at 12:17:11PM -0700, Richard Sharpe wrote:
> > From what I read about the SMB protocol it looks completely valid to
> > bypass the TCP first stage and go directly to RDMA. Or go from TCP to
> > TCP, or RDMA to TCP, or whatever.
>
> Microsoft tells me that they never do an RDMA-only connection. It is
> always TCP first then RDMA.
Sure, but the SMB protocol allows for more than just that one case. Be
careful not to architect yourself into a corner that can't do things
allowed by the spec, but not performed by clients of the day..
Jason
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prev parent reply other threads:[~2013-08-26 19:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-25 11:41 Handling incoming RDMA CM connections when there is more than one IB HCA in a system Richard Sharpe
[not found] ` <CACyXjPzPJ=cZ1WkjYJ_o_4uLE50mn-TX93Answz7nw2rn619-Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-08-25 12:26 ` Or Gerlitz
2013-08-26 17:48 ` Jason Gunthorpe
[not found] ` <20130826174844.GD12296-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-08-26 19:17 ` Richard Sharpe
[not found] ` <CACyXjPxyU6LO_31EVf9D_CwsX-aohEh_UbAQx97jJFh6PaLfgw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-08-26 19:35 ` Jason Gunthorpe [this message]
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