Re: [PATCH 14/18] nfsd: pNFS block layout driver

To:	Jeff Layton <jeff.layton@xxxxxxxxxxxxxxx>
Subject:	Re: [PATCH 14/18] nfsd: pNFS block layout driver
From:	Christoph Hellwig <hch@xxxxxx>
Date:	Wed, 7 Jan 2015 11:28:02 +0100
Cc:	"J. Bruce Fields" <bfields@xxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, linux-nfs@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx
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In-reply-to:	<20150106114205.4151269c@xxxxxxxxxxxxxxxxxxxxxxxxx>
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User-agent:	Mutt/1.5.17 (2007-11-01)

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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Re: [PATCH 09/18] nfsd: implement pNFS operations, (continued) Re: [PATCH 09/18] nfsd: implement pNFS operations, Trond Myklebust Re: [PATCH 09/18] nfsd: implement pNFS operations, Tom Haynes [PATCH 12/18] nfsd: add trace events, Christoph Hellwig [PATCH 13/18] exportfs: add methods for block layout exports, Christoph Hellwig [PATCH 15/18] xfs: pass a 64-bit count argument to xfs_iomap_write_unwritten, Christoph Hellwig [PATCH 14/18] nfsd: pNFS block layout driver, Christoph Hellwig Re: [PATCH 14/18] nfsd: pNFS block layout driver, J. Bruce Fields Re: [PATCH 14/18] nfsd: pNFS block layout driver, Christoph Hellwig Re: [PATCH 14/18] nfsd: pNFS block layout driver, J. Bruce Fields Re: [PATCH 14/18] nfsd: pNFS block layout driver, Jeff Layton Re: [PATCH 14/18] nfsd: pNFS block layout driver, Christoph Hellwig <= Re: [PATCH 14/18] nfsd: pNFS block layout driver, Jeff Layton Re: [PATCH 14/18] nfsd: pNFS block layout driver, J. Bruce Fields Re: [PATCH 14/18] nfsd: pNFS block layout driver, Tom Haynes Re: [PATCH 14/18] nfsd: pNFS block layout driver, Christoph Hellwig Re: [PATCH 14/18] nfsd: pNFS block layout driver, Tom Haynes Re: [PATCH 14/18] nfsd: pNFS block layout driver, Christoph Hellwig [PATCH 16/18] xfs: do not allocate blocks when converting unwritten extents, Christoph Hellwig Re: [PATCH 16/18] xfs: do not allocate blocks when converting unwritten extents, Dave Chinner [PATCH 17/18] xfs: implement pnfs export operations, Christoph Hellwig Re: [PATCH 17/18] xfs: implement pnfs export operations, Dave Chinner

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