From: Greg KH <gregkh@suse.de>
To: "Serge E. Hallyn" <serue@us.ibm.com>
Cc: Benjamin Thery <benjamin.thery@bull.net>,
Andrew Morton <akpm@linux-foundation.org>,
Eric Biederman <ebiederm@xmission.com>,
linux-kernel@vger.kernel.org, Tejun Heo <htejun@gmail.com>,
Al Viro <viro@ftp.linux.org.uk>,
Linux Containers <containers@lists.osdl.org>
Subject: Re: [PATCH 00/11] sysfs tagged directories V5
Date: Tue, 10 Jun 2008 16:00:58 -0700 [thread overview]
Message-ID: <20080610230058.GA25072@suse.de> (raw)
In-Reply-To: <20080610225024.GB22478@us.ibm.com>
On Tue, Jun 10, 2008 at 05:50:24PM -0500, Serge E. Hallyn wrote:
> Quoting Benjamin Thery (benjamin.thery@bull.net):
> > Greg,
> >
> > Here is an updated version of the sysfs tagged directories that improves
> > a bit the situation over the previous one.
> >
> > I've modified the patch 09 ("Enable tagging for net_class directories in
> > sysfs") to be a bit less intrusive in sysfs core. I removed the #ifdef'd
> > parts you didn't like in fs/sysfs/mount.c, and replaced it by a generic
> > routine sysfs_ns_exit() that is called, if needed, by the namespace when
> > it exits. This routine goes through every sysfs super blocks and calls
> > the callback passed by the namespace to clean its tag.
> >
> > The patch is now splitted in two:
> > * 09/11: the generic routine,
> > * 10/11: the remaining network parts.
> >
> > The generic part can be merge with patch 05 ("sysfs: Implement sysfs
> > tagged directory support.") but I left it separate for now to ease
> > reviews.
>
> Thanks. Not nearly as radical as I'd feared.
>
> Greg, does this address your concern? It stops the need to put any
> non-braindead code (i.e. the _exit notifier stuff) in fs/sysfs/mount.c for
> any new namespaces needing sysfs tagging, leaving only simple
> comparison/assignments.
Sorry, I've been swamped with other things this week and haven't gotten
a chance to look this over. Hopefully by the end of the week... It's
in my queue though, don't worry it will not get lost.
thanks,
greg k-h
next prev parent reply other threads:[~2008-06-10 23:06 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-06 15:46 [PATCH 00/11] sysfs tagged directories V5 Benjamin Thery
2008-06-06 15:47 ` [PATCH 01/11] sysfs: Support for preventing unmounts Benjamin Thery
2008-06-06 15:47 ` [PATCH 02/11] sysfs: sysfs_get_dentry add a sb parameter Benjamin Thery
2008-06-06 15:47 ` [PATCH 03/11] sysfs: Implement __sysfs_get_dentry Benjamin Thery
2008-06-06 15:47 ` [PATCH 04/11] sysfs: Rename Support multiple superblocks Benjamin Thery
2008-06-06 15:47 ` [PATCH 05/11] sysfs: sysfs_chmod_file handle " Benjamin Thery
2008-06-06 15:47 ` [PATCH 06/11] sysfs: Implement sysfs tagged directory support Benjamin Thery
2008-06-06 15:48 ` [PATCH 07/11] sysfs: Implement sysfs_delete_link and sysfs_rename_link Benjamin Thery
2008-06-06 15:48 ` [PATCH 08/11] driver core: Implement tagged directory support for device classes Benjamin Thery
2008-06-06 15:48 ` [PATCH 09/11] sysfs: add sysfs_ns_exit routine Benjamin Thery
2008-06-06 15:48 ` [PATCH 10/11] netns: Enable tagging for net_class directories in sysfs Benjamin Thery
2008-06-06 15:48 ` [PATCH 11/11] sysfs: user namespaces: fix bug with clone(CLONE_NEWUSER) with fairsched Benjamin Thery
2008-06-10 22:41 ` Serge E. Hallyn
2008-06-10 22:50 ` [PATCH 00/11] sysfs tagged directories V5 Serge E. Hallyn
2008-06-10 23:00 ` Greg KH [this message]
2008-06-13 12:17 ` Benjamin Thery
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