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| author | Christoph Hellwig <hch@lst.de> | 2014-09-25 11:28:02 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2015-02-02 18:09:43 +0100 |
| commit | 18d1aef89ec14dd2c4afaa80b7b1b3497aa188c7 (patch) | |
| tree | 1ae3ec3e05a0fb878ab3655e6181ba821321b5de /Documentation/filesystems | |
| parent | c5c707f96fc9a6e5a57ca5baac892673270abe3d (diff) | |
| download | linux-18d1aef89ec14dd2c4afaa80b7b1b3497aa188c7.tar.gz | |
nfsd: update documentation for pNFS support
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'Documentation/filesystems')
| -rw-r--r-- | Documentation/filesystems/nfs/nfs41-server.txt | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/Documentation/filesystems/nfs/nfs41-server.txt b/Documentation/filesystems/nfs/nfs41-server.txt index c49cd7e796e7..682a59fabe3f 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 | |