From: Sagi Grimberg <sagi@grimberg.me>
To: Chuck Lever <chuck.lever@oracle.com>
Cc: linux-rdma@vger.kernel.org,
Linux NFS Mailing List <linux-nfs@vger.kernel.org>
Subject: Re: Removing NFS/RDMA client support for PHYSICAL memory registration
Date: Thu, 28 Apr 2016 13:59:33 +0300 [thread overview]
Message-ID: <5721ED15.7030206@grimberg.me> (raw)
In-Reply-To: <C0D8DC78-C6AB-4926-AF27-5D51E16FD447@oracle.com>
>>> It's an awful lot of maintenance on what looks to be a esoteric (at
>>> best) code path.
>>
>> It's never chosen by falling back to that mode.
>>
>> physical has long been on the chopping block. Last time
>> I suggested removing it I got a complaint. But there's no
>> in-kernel device that requires this mode, so seems like
>> it should go sooner rather than later.
>
> I'm planning to add support for NFS/RDMA with Kerberos
> in v4.8. That seems like a very appropriate time to
> remove PHYSICAL, which is not secure.
>
> Is there any objection to removing PHYSICAL in v4.8?
Please do :)
next prev parent reply other threads:[~2016-04-28 10:59 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-25 19:20 [PATCH v2 00/18] NFS/RDMA client patches for v4.7 Chuck Lever
2016-04-25 19:20 ` [PATCH v2 01/18] sunrpc: Advertise maximum backchannel payload size Chuck Lever
2016-04-25 19:21 ` [PATCH v2 02/18] xprtrdma: Bound the inline threshold values Chuck Lever
2016-04-25 19:21 ` [PATCH v2 03/18] xprtrdma: Limit number of RDMA segments in RPC-over-RDMA headers Chuck Lever
2016-04-26 19:43 ` Sagi Grimberg
2016-04-25 19:21 ` [PATCH v2 04/18] xprtrdma: Prevent inline overflow Chuck Lever
2016-04-26 19:55 ` Sagi Grimberg
2016-04-26 20:04 ` Chuck Lever
2016-04-26 20:42 ` Sagi Grimberg
2016-04-26 20:56 ` Chuck Lever
2016-04-25 19:21 ` [PATCH v2 05/18] xprtrdma: Avoid using Write list for small NFS READ requests Chuck Lever
2016-04-26 19:56 ` Sagi Grimberg
2016-04-25 19:21 ` [PATCH v2 06/18] xprtrdma: Update comments in rpcrdma_marshal_req() Chuck Lever
2016-04-26 19:57 ` Sagi Grimberg
2016-04-25 19:21 ` [PATCH v2 07/18] xprtrdma: Allow Read list and Reply chunk simultaneously Chuck Lever
2016-04-26 20:04 ` Sagi Grimberg
2016-04-25 19:21 ` [PATCH v2 08/18] xprtrdma: Remove rpcrdma_create_chunks() Chuck Lever
2016-04-26 20:04 ` Sagi Grimberg
2016-04-25 19:22 ` [PATCH v2 09/18] xprtrdma: Use core ib_drain_qp() API Chuck Lever
2016-04-26 20:07 ` Sagi Grimberg
2016-04-25 19:22 ` [PATCH v2 10/18] xprtrdma: Rename rpcrdma_frwr::sg and sg_nents Chuck Lever
2016-04-26 20:08 ` Sagi Grimberg
2016-04-25 19:22 ` [PATCH v2 11/18] xprtrdma: Save I/O direction in struct rpcrdma_frwr Chuck Lever
2016-04-26 20:12 ` Sagi Grimberg
2016-04-26 20:14 ` Chuck Lever
2016-04-25 19:22 ` [PATCH v2 12/18] xprtrdma: Reset MRs in frwr_op_unmap_sync() Chuck Lever
2016-04-26 20:13 ` Sagi Grimberg
2016-04-25 19:22 ` [PATCH v2 13/18] xprtrdma: Refactor the FRWR recovery worker Chuck Lever
2016-04-26 20:16 ` Sagi Grimberg
2016-04-26 20:30 ` Chuck Lever
2016-04-26 20:33 ` Sagi Grimberg
2016-04-25 19:22 ` [PATCH v2 14/18] xprtrdma: Move fr_xprt and fr_worker to struct rpcrdma_mw Chuck Lever
2016-04-26 20:18 ` Sagi Grimberg
2016-04-25 19:22 ` [PATCH v2 15/18] xprtrdma: Refactor __fmr_dma_unmap() Chuck Lever
2016-04-26 20:21 ` Sagi Grimberg
2016-04-25 19:22 ` [PATCH v2 16/18] xprtrdma: Add ro_unmap_safe memreg method Chuck Lever
2016-04-26 20:26 ` Sagi Grimberg
2016-04-26 20:44 ` Chuck Lever
2016-04-27 15:59 ` Removing NFS/RDMA client support for PHYSICAL memory registration Chuck Lever
2016-04-28 10:59 ` Sagi Grimberg [this message]
2016-04-25 19:23 ` [PATCH v2 17/18] xprtrdma: Remove ro_unmap() from all registration modes Chuck Lever
2016-04-26 20:29 ` Sagi Grimberg
2016-04-26 20:46 ` Chuck Lever
2016-04-26 20:50 ` Sagi Grimberg
2016-04-25 19:23 ` [PATCH v2 18/18] xprtrdma: Faster server reboot recovery Chuck Lever
2016-04-26 20:31 ` Sagi Grimberg
2016-04-26 14:13 ` [PATCH v2 00/18] NFS/RDMA client patches for v4.7 Steve Wise
2016-04-26 14:57 ` Chuck Lever
2016-04-26 16:45 ` Steve Wise
2016-04-26 17:15 ` Chuck Lever
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5721ED15.7030206@grimberg.me \
--to=sagi@grimberg.me \
--cc=chuck.lever@oracle.com \
--cc=linux-nfs@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).