From: Coywolf Qi Hunt <coywolf@gmail.com>
To: Mike Waychison <mikew@google.com>
Cc: coywolf@sosdg.org, akpm@osdl.org, bunk@stusta.de,
linux-kernel@vger.kernel.org
Subject: Re: [patch] unexport __mntput()
Date: Mon, 15 Aug 2005 13:14:22 +0800 [thread overview]
Message-ID: <2cd57c9005081422143b0f2717@mail.gmail.com> (raw)
In-Reply-To: <430014EA.4030404@google.com>
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
http://ahbl.org/~coywolf/
next prev parent reply other threads:[~2005-08-15 5:14 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-15 1:53 [patch] unexport __mntput() Coywolf Qi Hunt
2005-08-15 4:07 ` Mike Waychison
2005-08-15 5:14 ` Coywolf Qi Hunt [this message]
2005-08-16 11:21 ` Jan Engelhardt
2005-08-16 17:13 ` Mike Waychison
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