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From: Christoph Hellwig <hch@lst.de>
To: Jeff Layton <jeff.layton@primarydata.com>
Cc: "J. Bruce Fields" <bfields@fieldses.org>,
	Christoph Hellwig <hch@lst.de>,
	linux-nfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	xfs@oss.sgi.com
Subject: Re: [PATCH 14/18] nfsd: pNFS block layout driver
Date: Wed, 7 Jan 2015 11:28:02 +0100	[thread overview]
Message-ID: <20150107102802.GA28783@lst.de> (raw)
In-Reply-To: <20150106114205.4151269c@synchrony.poochiereds.net>

On Tue, Jan 06, 2015 at 11:42:05AM -0800, Jeff Layton wrote:
> Or maybe an "on" switch?
> 
> We have some patches (not posted currently) that add a "pnfs" export
> option. Maybe we should add that and only enable pnfs on exports that
> have that option present?

I would defintively prefer the off switch.  I can add one if people want
it, but export options are a little annoying as they require support
not only in the kernel but also in nfs-utils.

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Jeff Layton <jeff.layton@primarydata.com>
Cc: "J. Bruce Fields" <bfields@fieldses.org>,
	linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org,
	Christoph Hellwig <hch@lst.de>,
	xfs@oss.sgi.com
Subject: Re: [PATCH 14/18] nfsd: pNFS block layout driver
Date: Wed, 7 Jan 2015 11:28:02 +0100	[thread overview]
Message-ID: <20150107102802.GA28783@lst.de> (raw)
In-Reply-To: <20150106114205.4151269c@synchrony.poochiereds.net>

On Tue, Jan 06, 2015 at 11:42:05AM -0800, Jeff Layton wrote:
> Or maybe an "on" switch?
> 
> We have some patches (not posted currently) that add a "pnfs" export
> option. Maybe we should add that and only enable pnfs on exports that
> have that option present?

I would defintively prefer the off switch.  I can add one if people want
it, but export options are a little annoying as they require support
not only in the kernel but also in nfs-utils.

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  reply	other threads:[~2015-01-07 10:28 UTC|newest]

Thread overview: 153+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-06 16:28 a simple and scalable pNFS block layout server Christoph Hellwig
2015-01-06 16:28 ` Christoph Hellwig
2015-01-06 16:28 ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 01/18] nfs: add LAYOUT_TYPE_MAX enum value Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 02/18] fs: add FL_LAYOUT lease type Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
2015-01-06 18:46   ` Jeff Layton
2015-01-06 18:46     ` Jeff Layton
2015-01-07 10:30     ` Christoph Hellwig
2015-01-07 10:30       ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 03/18] nfsd: factor out a helper to decode nfstime4 values Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
     [not found]   ` <1420561721-9150-4-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-09 23:02     ` Tom Haynes
2015-01-09 23:02       ` Tom Haynes
2015-01-09 23:02       ` Tom Haynes
2015-01-11 11:42       ` Christoph Hellwig
2015-01-11 11:42         ` Christoph Hellwig
     [not found]         ` <20150111114242.GA11939-jcswGhMUV9g@public.gmane.org>
2015-01-11 23:53           ` Tom Haynes
2015-01-11 23:53             ` Tom Haynes
2015-01-11 23:53             ` Tom Haynes
2015-01-06 16:28 ` [PATCH 04/18] nfsd: move nfsd_fh_match to nfsfh.h Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 05/18] nfsd: add fh_fsid_match helper Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 06/18] nfsd: make lookup/alloc/unhash_stid available outside nfs4state.c Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 07/18] nfsd: make find/get/put file " Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
     [not found] ` <1420561721-9150-1-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-06 16:28   ` [PATCH 08/18] nfsd: make find_any_file " Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28   ` [PATCH 10/18] nfsd: implement pNFS layout recalls Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
     [not found]     ` <1420561721-9150-11-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-06 17:25       ` J. Bruce Fields
2015-01-06 17:25         ` J. Bruce Fields
2015-01-06 17:25         ` J. Bruce Fields
2015-01-06 17:42         ` Christoph Hellwig
2015-01-06 17:42           ` Christoph Hellwig
     [not found]           ` <20150106174214.GB16200-jcswGhMUV9g@public.gmane.org>
2015-01-06 17:59             ` Tom Haynes
2015-01-06 17:59               ` Tom Haynes
2015-01-06 17:59               ` Tom Haynes
2015-01-06 16:28   ` [PATCH 11/18] nfsd: update documentation for pNFS support Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28   ` [PATCH 12/18] nfsd: add trace events Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28   ` [PATCH 14/18] nfsd: pNFS block layout driver Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 17:16     ` J. Bruce Fields
2015-01-06 17:16       ` J. Bruce Fields
2015-01-06 17:39       ` Christoph Hellwig
2015-01-06 17:39         ` Christoph Hellwig
2015-01-06 19:39         ` J. Bruce Fields
2015-01-06 19:39           ` J. Bruce Fields
     [not found]           ` <20150106193949.GD28003-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
2015-01-06 19:42             ` Jeff Layton
2015-01-06 19:42               ` Jeff Layton
2015-01-06 19:42               ` Jeff Layton
2015-01-07 10:28               ` Christoph Hellwig [this message]
2015-01-07 10:28                 ` Christoph Hellwig
2015-01-08 20:41                 ` Jeff Layton
2015-01-08 20:41                   ` Jeff Layton
2015-01-08 20:54                   ` J. Bruce Fields
2015-01-08 20:54                     ` J. Bruce Fields
     [not found]     ` <1420561721-9150-15-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-12  4:56       ` Tom Haynes
2015-01-12  4:56         ` Tom Haynes
2015-01-12  4:56         ` Tom Haynes
2015-01-12 12:43         ` Christoph Hellwig
2015-01-12 12:43           ` Christoph Hellwig
2015-01-12  6:14     ` Tom Haynes
2015-01-12  6:14       ` Tom Haynes
2015-01-12 12:46       ` Christoph Hellwig
2015-01-12 12:46         ` Christoph Hellwig
2015-01-06 16:28   ` [PATCH 15/18] xfs: pass a 64-bit count argument to xfs_iomap_write_unwritten Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28   ` [PATCH 16/18] xfs: do not allocate blocks when converting unwritten extents Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 23:21     ` Dave Chinner
2015-01-06 23:21       ` Dave Chinner
2015-01-06 16:28   ` [PATCH 17/18] xfs: implement pnfs export operations Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-06 16:28     ` Christoph Hellwig
2015-01-07  0:24     ` Dave Chinner
2015-01-07  0:24       ` Dave Chinner
2015-01-07 10:40       ` Christoph Hellwig
2015-01-07 10:40         ` Christoph Hellwig
2015-01-07 10:40         ` Christoph Hellwig
2015-01-07 21:11         ` Dave Chinner
2015-01-07 21:11           ` Dave Chinner
2015-01-07 21:11           ` Dave Chinner
2015-01-08 12:43           ` Christoph Hellwig
2015-01-08 12:43             ` Christoph Hellwig
2015-01-08 21:04             ` Dave Chinner
2015-01-08 21:04               ` Dave Chinner
2015-01-09 11:41               ` Christoph Hellwig
2015-01-09 11:41                 ` Christoph Hellwig
     [not found]                 ` <20150109114159.GA25728-jcswGhMUV9g@public.gmane.org>
2015-01-12  3:04                   ` Dave Chinner
2015-01-12  3:04                     ` Dave Chinner
2015-01-12  3:04                     ` Dave Chinner
2015-01-14 10:08                     ` Christoph Hellwig
2015-01-14 10:08                       ` Christoph Hellwig
2015-01-14 10:08                       ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 09/18] nfsd: implement pNFS operations Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
     [not found]   ` <1420561721-9150-10-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-09  0:48     ` Jeff Layton
2015-01-09  0:48       ` Jeff Layton
2015-01-09  0:48       ` Jeff Layton
2015-01-09 10:05       ` Christoph Hellwig
2015-01-09 10:05         ` Christoph Hellwig
2015-01-09 16:51         ` Jeff Layton
2015-01-09 16:51           ` Jeff Layton
2015-01-09 17:16           ` Christoph Hellwig
2015-01-09 17:16             ` Christoph Hellwig
2015-01-09 17:28             ` Jeff Layton
2015-01-09 17:28               ` Jeff Layton
2015-01-09 17:33               ` Jeff Layton
2015-01-09 17:33                 ` Jeff Layton
2015-01-09 17:43                 ` Trond Myklebust
2015-01-09 17:43                   ` Trond Myklebust
2015-01-09 18:49                   ` rfc5661 errata 3901, was: " Christoph Hellwig
2015-01-14 19:16                     ` Tom Haynes
2015-01-15 16:26                       ` Christoph Hellwig
2015-01-15 16:30                         ` [nfsv4] " Trond Myklebust
2015-01-12 17:54     ` Tom Haynes
2015-01-12 17:54       ` Tom Haynes
2015-01-12 17:54       ` Tom Haynes
2015-01-06 16:28 ` [PATCH 13/18] exportfs: add methods for block layout exports Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 18/18] xfs: recall pNFS layouts on conflicting access Christoph Hellwig
2015-01-06 16:28   ` Christoph Hellwig
     [not found]   ` <1420561721-9150-19-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-06 23:18     ` Dave Chinner
2015-01-06 23:18       ` Dave Chinner
2015-01-06 23:18       ` Dave Chinner
2015-01-07 10:31       ` Christoph Hellwig
2015-01-07 10:31         ` Christoph Hellwig
2015-01-06 17:32 ` a simple and scalable pNFS block layout server J. Bruce Fields
2015-01-06 17:32   ` J. Bruce Fields
2015-01-06 17:56   ` Christoph Hellwig
2015-01-06 17:56     ` Christoph Hellwig
     [not found]     ` <20150106175611.GA16413-jcswGhMUV9g@public.gmane.org>
2015-01-06 18:37       ` Jeff Layton
2015-01-06 18:37         ` Jeff Layton
2015-01-06 18:37         ` Jeff Layton
2015-01-06 18:39         ` Weston Andros Adamson
2015-01-06 18:39           ` Weston Andros Adamson
2015-01-06 18:39           ` Weston Andros Adamson
2015-01-06 19:17     ` J. Bruce Fields
2015-01-06 19:17       ` J. Bruce Fields
2015-01-06 19:17       ` J. Bruce Fields

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