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-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 b2c1ee5d98fc..23a181074f94 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