On Thu, 11 Jun 2009 14:55:44 +0800 Peng Tao wrote: > 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@xxxxxxxxx> > --- > Documentation/filesystems/sharedsubtree.txt | 37 ++++++++++++++++----------- > 1 files changed, 22 insertions(+), 15 deletions(-) > > diff --git a/Documentation/filesystems/sharedsubtree.txt b/Documentation/filesystems/sharedsubtree.txt > index 7365400..b07f377 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 > @@ -137,11 +137,18 @@ replicas continue to be exactly same. > Binding a unbindable mount is a invalid operation. > > > -3) smount command > +3) Setting mount states > + > + 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 > + > + Also, the following smount program can be used to set mount states. > > - Currently the mount command is not aware of shared subtree features. > - Work is in progress to add the support in mount ( util-linux package ). > - Till then use the following program. > Thanks for the patch & sorry for the delay. The smount source code (which is here in the complete file) should be removed. I have a patch which does that so I'll update my patch to apply after yours. > ------------------------------------------------------------------------ > // > @@ -227,13 +234,13 @@ replicas continue to be exactly same. > command: > > smount /mnt rshared > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-rshared /mnt > > just to mark a mount /mnt as shared, execute the following > command: > smount /mnt shared > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-shared /mnt > > (ii) To mark all the shared mounts under /mnt as slave execute the > @@ -241,26 +248,26 @@ replicas continue to be exactly same. > > command: > smount /mnt rslave > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-rslave /mnt > > just to mark a mount /mnt as slave, execute the following > command: > smount /mnt slave > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-slave /mnt > > (iii) To mark all the mounts under /mnt as private execute the > following command: > > smount /mnt rprivate > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-rprivate /mnt > > just to mark a mount /mnt as private, execute the following > command: > smount /mnt private > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-private /mnt > > NOTE: by default all the mounts are created as private. But if > @@ -272,13 +279,13 @@ replicas continue to be exactly same. > > command: > smount /mnt runbindable > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-runbindable /mnt > > just to mark a mount /mnt as unbindable, execute the following > command: > smount /mnt unbindable > - the corresponding syntax planned for mount command is > + the corresponding syntax for mount command is > mount --make-unbindable /mnt > > > @@ -350,7 +357,7 @@ 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 > > @@ -390,7 +397,7 @@ 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 > -- > 1.6.2.GIT --- ~Randy LPC 2009, Sept. 23-25, Portland, Oregon http://linuxplumbersconf.org/2009/ -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
