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From: "J. Bruce Fields" <bfields@redhat.com>
To: Weston Andros Adamson <dros@primarydata.com>
Cc: Anna Schumaker <schumaker.anna@gmail.com>,
	Christoph Hellwig <hch@infradead.org>,
	linux-nfs list <linux-nfs@vger.kernel.org>
Subject: Re: [PATCH 41/52] nfsd4: turn off zero-copy-read in exotic cases
Date: Tue, 3 Jun 2014 10:10:21 -0400	[thread overview]
Message-ID: <20140603141021.GA14321@pad.redhat.com> (raw)
In-Reply-To: <DA524584-24CD-42C5-9DCB-B5CD2A7F2CC6@primarydata.com>

On Tue, Jun 03, 2014 at 12:18:34AM -0400, Weston Andros Adamson wrote:
> On May 28, 2014, at 10:23 AM, J. Bruce Fields <bfields@redhat.com> wrote:
> > There's not much point re-running all the 4.1 tests over 4.2.  Maybe all
> > we may need is to say "use minor version 2 on this compound" in tests of
> > the new features.
> > 
> > But I haven't even tried to figure out how to tell pynfs about the new
> > .x files.
> 
> I’ve made a lot of pynfs cleanups recently - mostly on the client test side 
> (the nfs4.1 server), but they may make this a bit easier. I’ll clean them up
> and share asap.
> 
> I was just adding new xdr to pynfs and AFAIK it's xdrgen has no include
> support, so we’re stuck tacking things on the end of nfs4.x. Would it be
> worthwhile for me to add some type of include support? Minor versions and
> layouts could stay in separate .x files - that sounds much cleaner to me.

That does sound cleaner, but is that how the ietf's .x files work?

It looks like

  http://www.ietf.org/id/draft-ietf-nfsv4-minorversion2-dot-x-26.txt

just copies all the 4.1 definitions.

I may not understand what you're proposing.

--b.

  reply	other threads:[~2014-06-03 14:10 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-22 19:31 xdr encoding fixes (v3) J. Bruce Fields
2014-05-22 19:31 ` [PATCH 01/52] nfsd4: READ, READDIR, etc., are idempotent J. Bruce Fields
2014-05-23  1:21   ` Kinglong Mee
2014-05-23 13:15     ` J. Bruce Fields
2014-05-22 19:31 ` [PATCH 02/52] nfsd4: allow larger 4.1 session drc slots J. Bruce Fields
2014-05-22 19:31 ` [PATCH 03/52] nfsd4: fill in some missing op_name's J. Bruce Fields
2014-05-22 19:31 ` [PATCH 04/52] nfsd4: decoding errors can still be cached and require space J. Bruce Fields
2014-05-22 19:31 ` [PATCH 05/52] nfsd4: read size estimate should include padding J. Bruce Fields
2014-05-22 19:31 ` [PATCH 06/52] nfsd4: fix write reply size estimate J. Bruce Fields
2014-05-22 19:31 ` [PATCH 07/52] nfsd4: embed xdr_stream in nfsd4_compoundres J. Bruce Fields
2014-05-22 19:31 ` [PATCH 08/52] nfsd4: tweak nfsd4_encode_getattr to take xdr_stream J. Bruce Fields
2014-05-22 19:31 ` [PATCH 09/52] nfsd4: move proc_compound xdr encode init to helper J. Bruce Fields
2014-05-22 19:31 ` [PATCH 10/52] nfsd4: reserve head space for krb5 integ/priv info J. Bruce Fields
2014-05-22 19:31 ` [PATCH 11/52] nfsd4: fix encoding of out-of-space replies J. Bruce Fields
2014-05-22 19:31 ` [PATCH 12/52] nfsd4: allow space for final error return J. Bruce Fields
2014-05-22 19:31 ` [PATCH 13/52] nfsd4: use xdr_reserve_space in attribute encoding J. Bruce Fields
2014-05-25  8:46   ` Kinglong Mee
2014-05-22 19:31 ` [PATCH 14/52] nfsd4: use xdr_stream throughout compound encoding J. Bruce Fields
2014-05-22 19:31 ` [PATCH 15/52] nfsd4: remove ADJUST_ARGS J. Bruce Fields
2014-05-22 19:31 ` [PATCH 16/52] nfsd4: no need for encode_compoundres to adjust lengths J. Bruce Fields
2014-05-22 19:31 ` [PATCH 17/52] nfsd4: keep xdr buf length updated J. Bruce Fields
2014-05-22 19:31 ` [PATCH 18/52] rpc: xdr_truncate_encode J. Bruce Fields
2014-05-22 19:31 ` [PATCH 19/52] nfsd4: use xdr_truncate_encode J. Bruce Fields
2014-05-22 19:31 ` [PATCH 20/52] nfsd4: "backfill" using write_bytes_to_xdr_buf J. Bruce Fields
2014-05-22 19:31 ` [PATCH 21/52] nfsd4: teach encoders to handle reserve_space failures J. Bruce Fields
2014-05-22 19:31 ` [PATCH 22/52] nfsd4: reserve space before inlining 0-copy pages J. Bruce Fields
2014-05-22 19:31 ` [PATCH 23/52] nfsd4: nfsd4_check_resp_size needn't recalculate length J. Bruce Fields
2014-05-22 19:31 ` [PATCH 24/52] nfsd4: remove redundant encode buffer size checking J. Bruce Fields
2014-05-22 19:32 ` [PATCH 25/52] nfsd4: size-checking cleanup J. Bruce Fields
2014-05-22 19:32 ` [PATCH 26/52] nfsd4: allow encoding across page boundaries J. Bruce Fields
2014-05-22 19:32 ` [PATCH 27/52] nfsd4: convert 4.1 replay encoding J. Bruce Fields
2014-05-22 19:32 ` [PATCH 28/52] nfsd4: don't try to encode conflicting owner if low on space J. Bruce Fields
2014-05-22 19:32 ` [PATCH 29/52] nfsd4: more precise nfsd4_max_reply J. Bruce Fields
2014-05-22 19:32 ` [PATCH 30/52] nfsd4: minor encode_read cleanup J. Bruce Fields
2014-05-22 19:32 ` [PATCH 31/52] nfsd4: nfsd4_check_resp_size should check against whole buffer J. Bruce Fields
2014-05-22 19:32 ` [PATCH 32/52] nfsd4: fix buflen calculation after read encoding J. Bruce Fields
2014-05-22 19:32 ` [PATCH 33/52] rpc: define xdr_restrict_buflen J. Bruce Fields
2014-05-22 19:32 ` [PATCH 34/52] nfsd4: adjust buflen to session channel limit J. Bruce Fields
2014-05-22 19:32 ` [PATCH 35/52] nfsd4: use session limits to release send buffer reservation J. Bruce Fields
2014-05-22 19:32 ` [PATCH 36/52] nfsd4: allow large readdirs J. Bruce Fields
2014-05-22 19:32 ` [PATCH 37/52] nfsd4: enforce rd_dircount J. Bruce Fields
2014-05-22 19:32 ` [PATCH 38/52] nfsd4: don't treat readlink like a zero-copy operation J. Bruce Fields
2014-05-22 19:32 ` [PATCH 39/52] nfsd4: better estimate of getattr response size J. Bruce Fields
2014-05-22 19:32 ` [PATCH 40/52] nfsd4: estimate sequence " J. Bruce Fields
2014-05-22 19:32 ` [PATCH 41/52] nfsd4: turn off zero-copy-read in exotic cases J. Bruce Fields
2014-05-28  8:09   ` Christoph Hellwig
2014-05-28 14:01     ` J. Bruce Fields
2014-05-28 14:13       ` Anna Schumaker
2014-05-28 14:23         ` J. Bruce Fields
2014-05-28 14:27           ` Anna Schumaker
2014-06-03  4:18           ` Weston Andros Adamson
2014-06-03 14:10             ` J. Bruce Fields [this message]
2014-06-03 14:24               ` Weston Andros Adamson
2014-06-03 14:35                 ` J. Bruce Fields
2014-05-28 21:08       ` J. Bruce Fields
2014-06-02 22:12         ` J. Bruce Fields
2014-05-22 19:32 ` [PATCH 42/52] nfsd4: nfsd_vfs_read doesn't use file handle parameter J. Bruce Fields
2014-05-22 19:32 ` [PATCH 43/52] nfsd4: separate splice and readv cases J. Bruce Fields
2014-05-22 19:32 ` [PATCH 44/52] nfsd4: read encoding cleanup J. Bruce Fields
2014-05-22 19:32 ` [PATCH 45/52] nfsd4: more " J. Bruce Fields
2014-05-22 19:32 ` [PATCH 46/52] nfsd4: allow exotic read compounds J. Bruce Fields
2014-05-22 19:32 ` [PATCH 47/52] nfsd4: really fix nfs4err_resource in 4.1 case J. Bruce Fields
2014-05-22 19:32 ` [PATCH 48/52] nfsd4: kill WRITE32 J. Bruce Fields
2014-05-22 19:32 ` [PATCH 49/52] nfsd4: kill WRITE64 J. Bruce Fields
2014-05-22 19:32 ` [PATCH 50/52] nfsd4: kill WRITEMEM J. Bruce Fields
2014-05-22 19:32 ` [PATCH 51/52] nfsd4: kill write32, write64 J. Bruce Fields
2014-05-22 19:32 ` [PATCH 52/52] nfsd4: better reservation of head space for krb5 J. Bruce Fields

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