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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 15:21:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 15:21:54 -0700
commita7ddbf891b8236b51fb3c9574555eb7d7d13aca6 (patch)
treecb62a2198be1397fedc5a60ba3313a4769fa4e12 /Documentation
parent3e56d49390cd161f34cc049a3661045183d276d5 (diff)
parentf4edeeb3937d5f9953b5722f1cca9573d5ffe8a0 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs: 9p: Update documentation to add fscache related bits 9p: Add fscache support to 9p 9p: Fix the incorrect update of inode size in v9fs_file_write() 9p: Use the i_size_[read, write]() macros instead of using inode->i_size directly.
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/filesystems/9p.txt40
1 files changed, 26 insertions, 14 deletions
diff --git a/Documentation/filesystems/9p.txt b/Documentation/filesystems/9p.txt
index 6208f55c44c..57e0b80a527 100644
--- a/Documentation/filesystems/9p.txt
+++ b/Documentation/filesystems/9p.txt
@@ -18,11 +18,11 @@ the 9p client is available in the form of a USENIX paper:
Other applications are described in the following papers:
* XCPU & Clustering
- http://www.xcpu.org/xcpu-talk.pdf
+ http://xcpu.org/papers/xcpu-talk.pdf
* KVMFS: control file system for KVM
- http://www.xcpu.org/kvmfs.pdf
- * CellFS: A New ProgrammingModel for the Cell BE
- http://www.xcpu.org/cellfs-talk.pdf
+ http://xcpu.org/papers/kvmfs.pdf
+ * CellFS: A New Programming Model for the Cell BE
+ http://xcpu.org/papers/cellfs-talk.pdf
* PROSE I/O: Using 9p to enable Application Partitions
http://plan9.escet.urjc.es/iwp9/cready/PROSE_iwp9_2006.pdf
@@ -48,6 +48,7 @@ OPTIONS
(see rfdno and wfdno)
virtio - connect to the next virtio channel available
(from lguest or KVM with trans_virtio module)
+ rdma - connect to a specified RDMA channel
uname=name user name to attempt mount as on the remote server. The
server may override or ignore this value. Certain user
@@ -59,16 +60,22 @@ OPTIONS
cache=mode specifies a caching policy. By default, no caches are used.
loose = no attempts are made at consistency,
intended for exclusive, read-only mounts
+ fscache = use FS-Cache for a persistent, read-only
+ cache backend.
debug=n specifies debug level. The debug level is a bitmask.
- 0x01 = display verbose error messages
- 0x02 = developer debug (DEBUG_CURRENT)
- 0x04 = display 9p trace
- 0x08 = display VFS trace
- 0x10 = display Marshalling debug
- 0x20 = display RPC debug
- 0x40 = display transport debug
- 0x80 = display allocation debug
+ 0x01 = display verbose error messages
+ 0x02 = developer debug (DEBUG_CURRENT)
+ 0x04 = display 9p trace
+ 0x08 = display VFS trace
+ 0x10 = display Marshalling debug
+ 0x20 = display RPC debug
+ 0x40 = display transport debug
+ 0x80 = display allocation debug
+ 0x100 = display protocol message debug
+ 0x200 = display Fid debug
+ 0x400 = display packet debug
+ 0x800 = display fscache tracing debug
rfdno=n the file descriptor for reading with trans=fd
@@ -100,6 +107,10 @@ OPTIONS
any = v9fs does single attach and performs all
operations as one user
+ cachetag cache tag to use the specified persistent cache.
+ cache tags for existing cache sessions can be listed at
+ /sys/fs/9p/caches. (applies only to cache=fscache)
+
RESOURCES
=========
@@ -118,7 +129,7 @@ and export.
A Linux version of the 9p server is now maintained under the npfs project
on sourceforge (http://sourceforge.net/projects/npfs). The currently
maintained version is the single-threaded version of the server (named spfs)
-available from the same CVS repository.
+available from the same SVN repository.
There are user and developer mailing lists available through the v9fs project
on sourceforge (http://sourceforge.net/projects/v9fs).
@@ -126,7 +137,8 @@ on sourceforge (http://sourceforge.net/projects/v9fs).
A stand-alone version of the module (which should build for any 2.6 kernel)
is available via (http://github.com/ericvh/9p-sac/tree/master)
-News and other information is maintained on SWiK (http://swik.net/v9fs).
+News and other information is maintained on SWiK (http://swik.net/v9fs)
+and the Wiki (http://sf.net/apps/mediawiki/v9fs/index.php).
Bug reports may be issued through the kernel.org bugzilla
(http://bugzilla.kernel.org)