Re: [patch] unexport __mntput()

Coywolf Qi Hunt
2005-08-15T05:14:26Z

On 8/15/05, Mike Waychison <mikew@google.com> wrote:
> Coywolf Qi Hunt wrote:
> > Hello,
> >
> > Unexport __mntput() was talked about two months ago. http://lkml.org/lkml/2005/6/9/69
> > Modules should not call __mntput() directly. If autofs or nfsd does that, it's
> > being wrong.
>
> I think you missed the point in the last discussion. __mntput is called

Yes, indeed.

> from mntput(), which autofs and nfsd call. Their use is correct given
> what they do:
>
> Autofs 3 and 4 use it for walking the vfsmount tree and determining
> if/when a mountpoint is ready to expire.
>
> Nfsd uses it to serve up nfs exports that don't cross mountpoints (or
> do, if "crossmnt" is specified in /etc/exports.

And more than above, there's more stuff depend on it, af_unix, ipc
message queues, etc.

Thanks for your help.
--
Coywolf Qi Hunt