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authorPeng Tao <bergwolf@gmail.com>2009-09-23 15:56:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-24 07:20:57 -0700
commit16c01b20ae0572d5a1fe8059f1b4c09f79b73cbf (patch)
tree922001d18936f99a9d9f12fc62aa1bb692f7e023 /Documentation
parent0288b95b432b88f9daf895b526f64beeaca9ac73 (diff)
downloadvexpress-lsk-16c01b20ae0572d5a1fe8059f1b4c09f79b73cbf.tar.gz
doc/filesystems: more mount cleanups
Documentation/filesystems/sharedsubtree.txt needs updating because the mount command in util-linux package is well aware of shared subtree features now. The patch also fixes two typos in sharedsubtree.txt. Signed-off-by: Peng Tao <bergwolf@gmail.com> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Cc: Miklos Szeredi <miklos@szeredi.hu> Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/filesystems/sharedsubtree.txt17
1 files changed, 11 insertions, 6 deletions
diff --git a/Documentation/filesystems/sharedsubtree.txt b/Documentation/filesystems/sharedsubtree.txt
index b2c1ee5d98f..23a181074f9 100644
--- a/Documentation/filesystems/sharedsubtree.txt
+++ b/Documentation/filesystems/sharedsubtree.txt
@@ -4,7 +4,7 @@ Shared Subtrees
Contents:
1) Overview
2) Features
- 3) smount command
+ 3) Setting mount states
4) Use-case
5) Detailed semantics
6) Quiz
@@ -135,10 +135,15 @@ replicas continue to be exactly same.
Binding a unbindable mount is a invalid operation.
-3) smount command
+3) Setting mount states
- Modern mount(8) command is aware of shared subtree features,
- so use it instead of the 'smount' command. [source code removed]
+ The mount command (util-linux package) can be used to set mount
+ states:
+
+ mount --make-shared mountpoint
+ mount --make-slave mountpoint
+ mount --make-private mountpoint
+ mount --make-unbindable mountpoint
4) Use cases
@@ -209,7 +214,7 @@ replicas continue to be exactly same.
mount --rbind / /view/v3
mount --rbind / /view/v4
- and if /usr has a versioning filesystem mounted, than that
+ and if /usr has a versioning filesystem mounted, then that
mount appears at /view/v1/usr, /view/v2/usr, /view/v3/usr and
/view/v4/usr too
@@ -249,7 +254,7 @@ replicas continue to be exactly same.
For example:
mount --make-shared /mnt
- mount --bin /mnt /tmp
+ mount --bind /mnt /tmp
The mount at /mnt and that at /tmp are both shared and belong
to the same peer group. Anything mounted or unmounted under