From: Mike Waychison <Michael.Waychison@Sun.COM>
To: Mike Waychison <Michael.Waychison@Sun.COM>
Cc: Christoph Hellwig <hch@infradead.org>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
raven@themaw.net
Subject: Re: [PATCH 8/28] VFS: Remove MNT_EXPIRE support
Date: Mon, 25 Oct 2004 13:29:11 -0400 [thread overview]
Message-ID: <417D37E7.8030605@sun.com> (raw)
In-Reply-To: <417D34D4.3040406@sun.com>
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Mike Waychison wrote:
> Christoph Hellwig wrote:
>
>>>On Mon, Oct 25, 2004 at 10:42:32AM -0400, Mike Waychison wrote:
>>>
>>>
>>>>Drop support for MNT_EXPIRE (flag to umount(2)). Nobody was using it and it
>>>>didn't fit into the new expiry framework.
>>>
>>>
>>>umm, this is a user API, you can't simply drop it.
>>>
>
>
> I also wanted to add that given the current interface that is found in
> mainline, there is no way for userspace to even set a mountpoint as
> expiring. The only consumer is still AFS which handles the
> mark_mounts_for_expiry stuff itself.
>
> So even if userspace wanted to use MNT_EXPIRE, it couldn't.
>
Gah, nevermind. I'm an idiot.
MNT_EXPIRE allows userspace to do the countdown itself. For some reason
I assumed the mount in question had to be on a mnt_fslink list.
- --
Mike Waychison
Sun Microsystems, Inc.
1 (650) 352-5299 voice
1 (416) 202-8336 voice
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next prev parent reply other threads:[~2004-10-25 17:35 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-25 14:38 [PATCH 0/28] Autofs NG Patchset 0.2 Mike Waychison
2004-10-25 14:39 ` [PATCH 1/28] VFS: Unexport umount_tree Mike Waychison
2004-10-25 14:39 ` [PATCH 2/28] VFS: mnt_fslink -> mnt_expire Mike Waychison
2004-10-25 14:40 ` [PATCH 3/28] VFS: Move expiry into vfs Mike Waychison
2004-10-25 14:40 ` [PATCH 4/28] VFS: Stat shouldn't stop expire Mike Waychison
2004-10-25 14:41 ` [PATCH 5/28] VFS: Make expiry timeout configurable Mike Waychison
2004-10-25 14:41 ` [PATCH 6/28] VFS: Make expiry recursive Mike Waychison
2004-10-25 14:42 ` [PATCH 7/28] AFS: Update AFS to use new expiry interface Mike Waychison
2004-10-25 14:42 ` [PATCH 8/28] VFS: Remove MNT_EXPIRE support Mike Waychison
2004-10-25 14:43 ` [PATCH 9/28] VFS: Give sane expiry semantics Mike Waychison
2004-10-25 14:43 ` [PATCH 10/28] VFS: Move next_mnt() Mike Waychison
2004-10-25 14:44 ` [PATCH 11/28] VFS: Allow for detachable subtrees Mike Waychison
2004-10-25 14:44 ` [PATCH 12/28] VFS: Remove (now bogus) check_mnt Mike Waychison
2004-10-25 14:45 ` [PATCH 13/28] VFS: Introduce soft reference counts Mike Waychison
2004-10-25 15:25 ` Christoph Hellwig
2004-10-25 15:35 ` [PATCH 14/28] VFS: Introduce Mountpoint file descriptors (resend) Mike Waychison
2004-10-25 17:20 ` [PATCH 13/28] VFS: Introduce soft reference counts Mika Penttilä
2004-10-25 17:25 ` Mike Waychison
2004-10-25 17:25 ` Mike Waychison
2004-10-25 17:52 ` Mika Penttilä
2004-10-25 17:52 ` Mika Penttilä
2004-10-25 17:56 ` [PATCH 11/28] VFS: Allow for detachable subtrees (resend) Mike Waychison
2004-10-25 15:09 ` [PATCH 12/28] VFS: Remove (now bogus) check_mnt Christoph Hellwig
2004-10-25 15:15 ` Mike Waychison
2004-10-25 15:04 ` [PATCH 8/28] VFS: Remove MNT_EXPIRE support Christoph Hellwig
2004-10-25 15:12 ` Mike Waychison
2004-10-25 15:16 ` Christoph Hellwig
2004-10-25 15:30 ` Mike Waychison
2004-10-25 17:16 ` Mike Waychison
2004-10-25 17:29 ` Mike Waychison [this message]
2004-10-25 15:04 ` [PATCH 6/28] VFS: Make expiry recursive Christoph Hellwig
2004-10-26 10:27 ` [PATCH 4/28] VFS: Stat shouldn't stop expire Christoph Hellwig
2004-10-27 18:36 ` Mike Waychison
2004-10-25 14:59 ` [PATCH 3/28] VFS: Move expiry into vfs Christoph Hellwig
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