From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Jeff Layton <jlayton@redhat.com>
Cc: Tom Talpey <tom@talpey.com>,
"J. Bruce Fields" <bfields@fieldses.org>,
trond.myklebust@primarydata.com, schumaker.anna@gmail.com,
linux-nfs@vger.kernel.org, Chuck Lever <chuck.lever@oracle.com>,
linux-rdma@vger.kernel.org
Subject: Re: [PATCH 1/4] sunrpc: flag transports as using IETF approved congestion control protocols
Date: Fri, 24 Feb 2017 11:03:23 -0700 [thread overview]
Message-ID: <20170224180323.GA22491@obsidianresearch.com> (raw)
In-Reply-To: <1487956644.3314.4.camel@redhat.com>
> I'd rather rely on those attributes instead of any sort of IETF
> approval anyway. Do all RDMA transports (RoCEv2, in particular) have
> those characteristics?
The NFS-RDMA driver only works with RDMA RC transports which are
defined to provide all those characteristics.
> In any case, for now I think we should just give all RDMA transports a
> pass, and clean that up later. I'm mostly interested in excluding UDP
> over IP for now -- being more strict with RDMA can come later.
Makes sense to me. At the end of the day I think everything supported
by NFS-RDMA should be permitted to use NFSv4, and we should ignore
sketchy spec language that suggests otherwise.
Jason
next prev parent reply other threads:[~2017-02-24 18:23 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-23 17:03 [PATCH 0/4] nfs/nfsd/sunrpc: enforce requirement for congestion control protocols in NFSv4 Jeff Layton
2017-02-23 17:03 ` [PATCH 1/4] sunrpc: flag transports as using IETF approved congestion control protocols Jeff Layton
2017-02-23 19:42 ` Tom Talpey
2017-02-23 20:00 ` Jeff Layton
2017-02-23 20:06 ` Tom Talpey
2017-02-23 20:11 ` J. Bruce Fields
2017-02-23 20:26 ` Jason Gunthorpe
2017-02-23 20:33 ` Tom Talpey
2017-02-23 20:55 ` Jason Gunthorpe
2017-02-24 15:08 ` Tom Talpey
2017-02-24 17:17 ` Jeff Layton
2017-02-24 18:03 ` Jason Gunthorpe [this message]
2017-02-23 20:32 ` Jeff Layton
2017-02-23 20:17 ` Chuck Lever
2017-02-23 20:15 ` Chuck Lever
2017-02-23 17:03 ` [PATCH 2/4] sunrpc: turn bitfield flags in svc_version into bools Jeff Layton
2017-02-23 17:03 ` [PATCH 3/4] nfs/nfsd/sunrpc: enforce congestion control protocol requirement for NFSv4 Jeff Layton
2017-02-23 17:03 ` [PATCH 4/4] sunrpc: don't register UDP port with rpcbind when version needs congestion control Jeff Layton
2017-02-23 17:17 ` [PATCH 0/4] nfs/nfsd/sunrpc: enforce requirement for congestion control protocols in NFSv4 Jeff Layton
2017-02-24 18:25 ` [PATCH v2 0/4] nfs/nfsd/sunrpc: enforce NFSv4 transport requirements Jeff Layton
2017-02-24 18:25 ` [PATCH v2 1/4] sunrpc: turn bitfield flags in svc_version into bools Jeff Layton
2017-02-24 18:25 ` [PATCH v2 2/4] sunrpc: flag transports as having both reliable and ordered delivery, and congestion control Jeff Layton
2017-02-24 18:25 ` [PATCH v2 3/4] nfs/nfsd/sunrpc: enforce transport requirements for NFSv4 Jeff Layton
2017-02-24 18:25 ` [PATCH v2 4/4] sunrpc: don't register UDP port with rpcbind when version needs congestion control Jeff Layton
2017-02-24 18:38 ` [PATCH v2 0/4] nfs/nfsd/sunrpc: enforce NFSv4 transport requirements Chuck Lever
2017-02-24 18:53 ` Jeff Layton
2017-02-24 21:23 ` J. Bruce Fields
2017-02-24 18:53 ` Tom Talpey
2017-02-24 21:22 ` J. Bruce Fields
2017-02-24 21:25 ` J. Bruce Fields
2017-02-24 21:34 ` Jeff Layton
2017-02-24 21:44 ` J. Bruce Fields
2017-02-27 11:59 ` Jeff Layton
2017-02-27 12:08 ` Tom Talpey
2017-02-27 12:55 ` Jeff Layton
2017-02-27 14:20 ` J. Bruce Fields
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