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authorEric Van Hensbergen <ericvh@hera.kernel.org>2006-03-25 03:07:29 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-25 08:22:54 -0800
commit67543e508d74ad1a8e80290580c9d1440beba4d9 (patch)
treef631dcbb0ea52075bad316b4c8b55ca6f78c7a71 /Documentation/filesystems/9p.txt
parent42e8c509cfa3d92b3dcbfe95edf6be00e5d4b0eb (diff)
downloadop-kernel-dev-67543e508d74ad1a8e80290580c9d1440beba4d9.zip
op-kernel-dev-67543e508d74ad1a8e80290580c9d1440beba4d9.tar.gz
[PATCH] 9p: fix name consistency problems
There were a number of conflicting naming schemes used in the v9fs project. The directory was fs/9p, but MAINTAINERS and Documentation referred to v9fs. The module name itself was 9p2000, and the file system type was 9P. This patch attempts to clean that up, changing all references to 9p in order to match the directory name. We'll also start using 9p instead of v9fs as our patch prefix. There is also a minor consistency cleanup in the options changing the name option to uname in order to more closely match the Plan 9 options. Signed-off-by: Eric Van Hensbergevan <ericvh@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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+ V9FS: 9P2000 for Linux
+ ======================
+
+ABOUT
+=====
+
+v9fs is a Unix implementation of the Plan 9 9p remote filesystem protocol.
+
+This software was originally developed by Ron Minnich <rminnich@lanl.gov>
+and Maya Gokhale <maya@lanl.gov>. Additional development by Greg Watson
+<gwatson@lanl.gov> and most recently Eric Van Hensbergen
+<ericvh@gmail.com> and Latchesar Ionkov <lucho@ionkov.net>.
+
+USAGE
+=====
+
+For remote file server:
+
+ mount -t 9P 10.10.1.2 /mnt/9
+
+For Plan 9 From User Space applications (http://swtch.com/plan9)
+
+ mount -t 9P `namespace`/acme /mnt/9 -o proto=unix,name=$USER
+
+OPTIONS
+=======
+
+ proto=name select an alternative transport. Valid options are
+ currently:
+ unix - specifying a named pipe mount point
+ tcp - specifying a normal TCP/IP connection
+ fd - used passed file descriptors for connection
+ (see rfdno and wfdno)
+
+ name=name user name to attempt mount as on the remote server. The
+ server may override or ignore this value. Certain user
+ names may require authentication.
+
+ aname=name aname specifies the file tree to access when the server is
+ offering several exported file systems.
+
+ 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
+
+ rfdno=n the file descriptor for reading with proto=fd
+
+ wfdno=n the file descriptor for writing with proto=fd
+
+ maxdata=n the number of bytes to use for 9P packet payload (msize)
+
+ port=n port to connect to on the remote server
+
+ noextend force legacy mode (no 9P2000.u semantics)
+
+ uid attempt to mount as a particular uid
+
+ gid attempt to mount with a particular gid
+
+ afid security channel - used by Plan 9 authentication protocols
+
+ nodevmap do not map special files - represent them as normal files.
+ This can be used to share devices/named pipes/sockets between
+ hosts. This functionality will be expanded in later versions.
+
+RESOURCES
+=========
+
+The Linux version of the 9P server is now maintained under the npfs project
+on sourceforge (http://sourceforge.net/projects/npfs).
+
+There are user and developer mailing lists available through the v9fs project
+on sourceforge (http://sourceforge.net/projects/v9fs).
+
+News and other information is maintained on SWiK (http://swik.net/v9fs).
+
+Bug reports may be issued through the kernel.org bugzilla
+(http://bugzilla.kernel.org)
+
+For more information on the Plan 9 Operating System check out
+http://plan9.bell-labs.com/plan9
+
+For information on Plan 9 from User Space (Plan 9 applications and libraries
+ported to Linux/BSD/OSX/etc) check out http://swtch.com/plan9
+
+
+STATUS
+======
+
+The 2.6 kernel support is working on PPC and x86.
+
+PLEASE USE THE SOURCEFORGE BUG-TRACKER TO REPORT PROBLEMS.
+
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