From: Tejun Heo <tj@kernel.org>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: "Serge E. Hallyn" <serue@us.ibm.com>,
Greg Kroah-Hartman <gregkh@suse.de>,
Kay Sievers <kay.sievers@vrfy.org>, Greg KH <greg@kroah.com>,
linux-kernel@vger.kernel.org,
Cornelia Huck <cornelia.huck@de.ibm.com>,
linux-fsdevel@vger.kernel.org,
Eric Dumazet <eric.dumazet@gmail.com>,
Benjamin LaHaise <bcrl@lhnet.ca>,
"Eric W. Biederman" <ebiederm@aristanetworks.com>
Subject: Re: [PATCH 12/13] sysfs: Propagate renames to the vfs on demand
Date: Sat, 07 Nov 2009 11:11:56 +0900 [thread overview]
Message-ID: <4AF4D76C.6090008@kernel.org> (raw)
In-Reply-To: <m13a4ux86v.fsf@fess.ebiederm.org>
Hello,
Eric W. Biederman wrote:
> It isn't what I want but it is what the VFS requires. If let the vfs
> continue on it's delusional state we will leak the vfs mount and
> everything mounted on top of it, with no way to remove the mounts.
This is caused by not having any way to prevent deletion on
directories with submounts, right? How does other distributed
filesystems deal with directories with submounts going away underneath
it?
Thanks.
--
tejun
next prev parent reply other threads:[~2009-11-07 2:12 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-03 11:53 [PATCH 0/13] sysfs lazification Eric W. Biederman
2009-11-03 11:56 ` [PATCH 01/13] sysfs: Update sysfs_setxattr so it updates secdata under the sysfs_mutex Eric W. Biederman
2009-11-03 13:48 ` Serge E. Hallyn
2009-11-03 21:09 ` Eric W. Biederman
2009-11-03 21:31 ` Serge E. Hallyn
2009-11-03 22:13 ` Eric W. Biederman
2009-11-07 2:27 ` Tejun Heo
2009-11-03 11:56 ` [PATCH 02/13] sysfs: Rename sysfs_d_iput to sysfs_dentry_iput Eric W. Biederman
2009-11-04 4:33 ` Serge E. Hallyn
2009-11-03 11:56 ` [PATCH 03/13] sysfs: Use dentry_ops instead of directly playing with the dcache Eric W. Biederman
2009-11-03 22:27 ` Serge E. Hallyn
2009-11-03 11:57 ` [PATCH 04/13] sysfs: Simplify sysfs_chmod_file semantics Eric W. Biederman
2009-11-04 2:43 ` Serge E. Hallyn
2009-11-04 3:42 ` Eric W. Biederman
2009-11-04 4:55 ` Serge E. Hallyn
2009-11-03 11:57 ` [PATCH 05/13] sysfs: Simplify iattr time assignments Eric W. Biederman
2009-11-04 2:57 ` Serge E. Hallyn
2009-11-03 11:57 ` [PATCH 06/13] sysfs: Fix locking and factor out sysfs_sd_setattr Eric W. Biederman
2009-11-04 3:16 ` Serge E. Hallyn
2009-11-04 3:49 ` Eric W. Biederman
2009-11-04 12:56 ` Eric W. Biederman
2009-11-03 11:57 ` [PATCH 07/13] sysfs: Update s_iattr on link and unlink Eric W. Biederman
2009-11-04 3:54 ` Serge E. Hallyn
2009-11-04 4:11 ` Eric W. Biederman
2009-11-04 4:58 ` Serge E. Hallyn
2009-11-03 11:57 ` [PATCH 08/13] sysfs: Nicely indent sysfs_symlink_inode_operations Eric W. Biederman
2009-11-04 4:33 ` Serge E. Hallyn
2009-11-03 11:57 ` [PATCH 09/13] sysfs: Implement sysfs_getattr & sysfs_permission Eric W. Biederman
2009-11-04 4:20 ` Serge E. Hallyn
2009-11-04 5:50 ` Eric W. Biederman
2009-11-04 14:24 ` Serge E. Hallyn
2009-11-07 2:06 ` Tejun Heo
2009-11-08 6:04 ` Eric W. Biederman
2009-11-03 11:57 ` [PATCH 10/13] sysfs: In sysfs_chmod_file lazily propagate the mode change Eric W. Biederman
2009-11-04 4:23 ` Serge E. Hallyn
2009-11-03 11:57 ` [PATCH 11/13] sysfs: Gut sysfs_addrm_start and sysfs_addrm_finish Eric W. Biederman
2009-11-04 4:32 ` Serge E. Hallyn
2009-11-07 2:08 ` Tejun Heo
2009-11-03 11:57 ` [PATCH 12/13] sysfs: Propagate renames to the vfs on demand Eric W. Biederman
2009-11-04 21:49 ` Serge E. Hallyn
2009-11-04 21:59 ` Eric W. Biederman
2009-11-07 2:11 ` Tejun Heo [this message]
2009-11-07 2:16 ` Eric W. Biederman
2009-11-07 2:20 ` Tejun Heo
2009-11-07 2:34 ` Eric W. Biederman
2009-11-07 11:12 ` Miklos Szeredi
2009-11-07 11:57 ` Eric W. Biederman
2009-11-09 14:14 ` Serge E. Hallyn
2009-11-09 22:34 ` Eric Biederman
2009-11-03 11:57 ` [PATCH 13/13] sysfs: Factor out sysfs_rename from sysfs_rename_dir and sysfs_move_dir Eric W. Biederman
2009-11-04 22:19 ` Serge E. Hallyn
2009-11-04 22:23 ` Eric W. Biederman
2009-11-04 22:37 ` Serge E. Hallyn
2009-11-05 4:51 ` Eric W. Biederman
2009-11-04 12:04 ` [PATCH 14/13] sysfs: sysfs_setattr remove unnecessary permission check Eric W. Biederman
2009-11-04 14:25 ` Serge E. Hallyn
2009-11-07 2:18 ` Tejun Heo
2009-11-04 12:05 ` [PATCH 15/13] sysfs: Protect sysfs_refresh_inode with inode mutex Eric W. Biederman
2009-11-04 14:27 ` Serge E. Hallyn
2009-11-04 20:51 ` Eric W. Biederman
2009-11-07 2:26 ` Tejun Heo
2009-11-08 7:04 ` Eric W. Biederman
2009-11-06 22:48 ` [PATCH 0/13] sysfs lazification Greg KH
2009-11-08 7:06 ` Eric W. Biederman
2009-11-17 9:11 ` Eric W. Biederman
2009-11-17 15:41 ` Greg KH
2009-11-17 15:56 ` Eric W. Biederman
2009-11-08 7:25 ` [PATCH 0/15] sysfs lazification final Eric W. Biederman
2009-11-08 7:26 ` [PATCH 01/15] sysfs: Update sysfs_setxattr so it updates secdata under the sysfs_mutex Eric W. Biederman
2009-11-08 7:27 ` [PATCH 02/15] sysfs: Rename sysfs_d_iput to sysfs_dentry_iput Eric W. Biederman
2009-11-08 7:27 ` [PATCH 03/15] sysfs: Use dentry_ops instead of directly playing with the dcache Eric W. Biederman
2009-11-08 7:27 ` [PATCH 04/15] sysfs: Simplify sysfs_chmod_file semantics Eric W. Biederman
2009-11-08 7:27 ` [PATCH 05/15] sysfs: Simplify iattr time assignments Eric W. Biederman
2009-11-08 7:27 ` [PATCH 06/15] sysfs: Fix locking and factor out sysfs_sd_setattr Eric W. Biederman
2009-11-09 14:26 ` Serge E. Hallyn
2009-11-20 20:13 ` Greg KH
2009-11-20 21:39 ` Eric W. Biederman
2009-11-21 0:07 ` Eric W. Biederman
2009-11-21 5:12 ` Greg KH
2009-11-08 7:27 ` [PATCH 07/15] sysfs: Update s_iattr on link and unlink Eric W. Biederman
2009-11-08 7:27 ` [PATCH 08/15] sysfs: Nicely indent sysfs_symlink_inode_operations Eric W. Biederman
2009-11-08 7:27 ` [PATCH 09/15] sysfs: Implement sysfs_getattr & sysfs_permission Eric W. Biederman
2009-11-08 7:27 ` [PATCH 10/15] sysfs: In sysfs_chmod_file lazily propagate the mode change Eric W. Biederman
2009-11-08 7:27 ` [PATCH 11/15] sysfs: Gut sysfs_addrm_start and sysfs_addrm_finish Eric W. Biederman
2009-11-08 7:27 ` [PATCH 12/15] sysfs: Propagate renames to the vfs on demand Eric W. Biederman
2009-11-08 7:27 ` [PATCH 13/15] sysfs: Factor out sysfs_rename from sysfs_rename_dir and sysfs_move_dir Eric W. Biederman
2009-11-08 7:27 ` [PATCH 14/15] sysfs: sysfs_setattr remove unnecessary permission check Eric W. Biederman
2009-11-08 7:27 ` [PATCH 15/15] sysfs: Protect sysfs_refresh_inode with inode mutex Eric W. Biederman
2009-11-09 3:57 ` [PATCH 0/15] sysfs lazification final Tejun Heo
2009-11-30 21:33 ` Greg KH
2009-11-30 21:53 ` Greg KH
2009-12-01 0:12 ` Eric W. Biederman
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