From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
To: "J. Bruce Fields" <bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
Cc: Jeff Layton <jlayton-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>,
linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
xfs-VZNHf3L845pBDgjK7y7TUQ@public.gmane.org
Subject: [PATCH 11/18] nfsd: update documentation for pNFS support
Date: Tue, 6 Jan 2015 17:28:34 +0100 [thread overview]
Message-ID: <1420561721-9150-12-git-send-email-hch@lst.de> (raw)
In-Reply-To: <1420561721-9150-1-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org>
---
Documentation/filesystems/nfs/nfs41-server.txt | 23 ++++++++---------------
1 file changed, 8 insertions(+), 15 deletions(-)
diff --git a/Documentation/filesystems/nfs/nfs41-server.txt b/Documentation/filesystems/nfs/nfs41-server.txt
index c49cd7e..682a59f 100644
--- a/Documentation/filesystems/nfs/nfs41-server.txt
+++ b/Documentation/filesystems/nfs/nfs41-server.txt
@@ -24,11 +24,6 @@ focuses on the mandatory-to-implement NFSv4.1 Sessions, providing
"exactly once" semantics and better control and throttling of the
resources allocated for each client.
-Other NFSv4.1 features, Parallel NFS operations in particular,
-are still under development out of tree.
-See http://wiki.linux-nfs.org/wiki/index.php/PNFS_prototype_design
-for more information.
-
The table below, taken from the NFSv4.1 document, lists
the operations that are mandatory to implement (REQ), optional
(OPT), and NFSv4.0 operations that are required not to implement (MNI)
@@ -43,9 +38,7 @@ The OPTIONAL features identified and their abbreviations are as follows:
The following abbreviations indicate the linux server implementation status.
I Implemented NFSv4.1 operations.
NS Not Supported.
- NS* unimplemented optional feature.
- P pNFS features implemented out of tree.
- PNS pNFS features that are not supported yet (out of tree).
+ NS* Unimplemented optional feature.
Operations
@@ -70,13 +63,13 @@ I | DESTROY_SESSION | REQ | | Section 18.37 |
I | EXCHANGE_ID | REQ | | Section 18.35 |
I | FREE_STATEID | REQ | | Section 18.38 |
| GETATTR | REQ | | Section 18.7 |
-P | GETDEVICEINFO | OPT | pNFS (REQ) | Section 18.40 |
-P | GETDEVICELIST | OPT | pNFS (OPT) | Section 18.41 |
+I | GETDEVICEINFO | OPT | pNFS (REQ) | Section 18.40 |
+NS*| GETDEVICELIST | OPT | pNFS (OPT) | Section 18.41 |
| GETFH | REQ | | Section 18.8 |
NS*| GET_DIR_DELEGATION | OPT | DDELG (REQ) | Section 18.39 |
-P | LAYOUTCOMMIT | OPT | pNFS (REQ) | Section 18.42 |
-P | LAYOUTGET | OPT | pNFS (REQ) | Section 18.43 |
-P | LAYOUTRETURN | OPT | pNFS (REQ) | Section 18.44 |
+I | LAYOUTCOMMIT | OPT | pNFS (REQ) | Section 18.42 |
+I | LAYOUTGET | OPT | pNFS (REQ) | Section 18.43 |
+I | LAYOUTRETURN | OPT | pNFS (REQ) | Section 18.44 |
| LINK | OPT | | Section 18.9 |
| LOCK | REQ | | Section 18.10 |
| LOCKT | REQ | | Section 18.11 |
@@ -122,9 +115,9 @@ Callback Operations
| | MNI | or OPT) | |
+-------------------------+-----------+-------------+---------------+
| CB_GETATTR | OPT | FDELG (REQ) | Section 20.1 |
-P | CB_LAYOUTRECALL | OPT | pNFS (REQ) | Section 20.3 |
+I | CB_LAYOUTRECALL | OPT | pNFS (REQ) | Section 20.3 |
NS*| CB_NOTIFY | OPT | DDELG (REQ) | Section 20.4 |
-P | CB_NOTIFY_DEVICEID | OPT | pNFS (OPT) | Section 20.12 |
+NS*| CB_NOTIFY_DEVICEID | OPT | pNFS (OPT) | Section 20.12 |
NS*| CB_NOTIFY_LOCK | OPT | | Section 20.11 |
NS*| CB_PUSH_DELEG | OPT | FDELG (OPT) | Section 20.5 |
| CB_RECALL | OPT | FDELG, | Section 20.2 |
--
1.9.1
--
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next prev parent reply other threads:[~2015-01-06 16:28 UTC|newest]
Thread overview: 62+ 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 ` [PATCH 01/18] nfs: add LAYOUT_TYPE_MAX enum value Christoph Hellwig
2015-01-06 16:28 ` [PATCH 02/18] fs: add FL_LAYOUT lease type Christoph Hellwig
2015-01-06 18:46 ` Jeff Layton
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
[not found] ` <1420561721-9150-4-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-09 23:02 ` Tom Haynes
2015-01-11 11:42 ` Christoph Hellwig
[not found] ` <20150111114242.GA11939-jcswGhMUV9g@public.gmane.org>
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 ` [PATCH 05/18] nfsd: add fh_fsid_match helper 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 ` [PATCH 07/18] nfsd: make find/get/put file " 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 ` [PATCH 10/18] nfsd: implement pNFS layout recalls 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 17:42 ` Christoph Hellwig
[not found] ` <20150106174214.GB16200-jcswGhMUV9g@public.gmane.org>
2015-01-06 17:59 ` Tom Haynes
2015-01-06 16:28 ` Christoph Hellwig [this message]
2015-01-06 16:28 ` [PATCH 12/18] nfsd: add trace events Christoph Hellwig
2015-01-06 16:28 ` [PATCH 14/18] nfsd: pNFS block layout driver Christoph Hellwig
2015-01-06 17:16 ` J. Bruce Fields
2015-01-06 17:39 ` Christoph Hellwig
2015-01-06 19:39 ` J. Bruce Fields
[not found] ` <20150106193949.GD28003-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>
2015-01-06 19:42 ` Jeff Layton
2015-01-07 10:28 ` Christoph Hellwig
2015-01-08 20:41 ` Jeff Layton
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 12:43 ` Christoph Hellwig
2015-01-12 6:14 ` Tom Haynes
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 ` [PATCH 16/18] xfs: do not allocate blocks when converting unwritten extents Christoph Hellwig
2015-01-06 23:21 ` Dave Chinner
2015-01-06 16:28 ` [PATCH 17/18] xfs: implement pnfs export operations Christoph Hellwig
2015-01-07 0:24 ` Dave Chinner
2015-01-07 10:40 ` Christoph Hellwig
2015-01-07 21:11 ` Dave Chinner
2015-01-08 12:43 ` Christoph Hellwig
2015-01-08 21:04 ` Dave Chinner
2015-01-09 11:41 ` Christoph Hellwig
[not found] ` <20150109114159.GA25728-jcswGhMUV9g@public.gmane.org>
2015-01-12 3:04 ` Dave Chinner
2015-01-14 10:08 ` Christoph Hellwig
2015-01-06 16:28 ` [PATCH 09/18] nfsd: implement pNFS operations 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 10:05 ` Christoph Hellwig
2015-01-09 16:51 ` Jeff Layton
2015-01-09 17:16 ` Christoph Hellwig
2015-01-09 17:28 ` Jeff Layton
2015-01-09 17:33 ` Jeff Layton
2015-01-09 17:43 ` Trond Myklebust
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 ` [PATCH 18/18] xfs: recall pNFS layouts on conflicting access Christoph Hellwig
[not found] ` <1420561721-9150-19-git-send-email-hch-jcswGhMUV9g@public.gmane.org>
2015-01-06 23:18 ` Dave Chinner
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 17:56 ` Christoph Hellwig
[not found] ` <20150106175611.GA16413-jcswGhMUV9g@public.gmane.org>
2015-01-06 18:37 ` Jeff Layton
2015-01-06 18:39 ` Weston Andros Adamson
2015-01-06 19:17 ` J. Bruce Fields
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