From: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
To: David Howells <dhowells@redhat.com>
Cc: viro@zeniv.linux.org.uk, linux-kernel@vger.kernel.org,
dhowells@redhat.com, linux-fsdevel@vger.kernel.org,
linux-security-module@vger.kernel.org,
tomoyo-dev-en@lists.sourceforge.jp,
torvalds@linux-foundation.org
Subject: Re: [PATCH 10/32] tomoyo: Implement security hooks for the new mount API [ver #9]
Date: Wed, 11 Jul 2018 08:34:19 +0900 [thread overview]
Message-ID: <201807102334.w6ANYJCl033608@www262.sakura.ne.jp> (raw)
In-Reply-To: <153126255706.14533.4069320423640498264.stgit@warthog.procyon.org.uk>
David Howells wrote:
> Implement the security hook to check the creation of a new mountpoint for
> Tomoyo.
>
> As far as I can tell, Tomoyo doesn't make use of the mount data or parse
> any mount options, so I haven't implemented any of the fs_context hooks for
> it.
>
> Signed-off-by: David Howells <dhowells@redhat.com>
> cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
> cc: tomoyo-dev-en@lists.sourceforge.jp
> cc: linux-security-module@vger.kernel.org
>
Would you provide examples of each possible combination as a C program?
For example, if one mount point from multiple sources with different
options are possible, please describe such pattern using syscall so that
LSM modules can run it to see whether they are working as expected.
next prev parent reply other threads:[~2018-07-10 23:36 UTC|newest]
Thread overview: 113+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-10 22:41 [PATCH 00/32] VFS: Introduce filesystem context [ver #9] David Howells
2018-07-10 22:41 ` [PATCH 01/32] vfs: syscall: Add open_tree(2) to reference or clone a mount " David Howells
2018-07-10 22:41 ` [PATCH 02/32] vfs: syscall: Add move_mount(2) to move mounts around " David Howells
2018-07-10 22:41 ` [PATCH 03/32] teach move_mount(2) to work with OPEN_TREE_CLONE " David Howells
2018-07-10 22:41 ` [PATCH 04/32] vfs: Suppress MS_* flag defs within the kernel unless explicitly enabled " David Howells
2018-07-10 22:42 ` [PATCH 05/32] vfs: Introduce the basic header for the new mount API's filesystem context " David Howells
2018-07-10 22:42 ` [PATCH 06/32] vfs: Add LSM hooks for the new mount API " David Howells
2018-07-10 22:42 ` [PATCH 07/32] selinux: Implement the new mount API LSM hooks " David Howells
2018-07-11 14:08 ` Stephen Smalley
2018-07-10 22:42 ` [PATCH 08/32] smack: Implement filesystem context security " David Howells
2018-07-10 23:13 ` Casey Schaufler
2018-07-10 23:19 ` David Howells
2018-07-10 23:28 ` Casey Schaufler
2018-07-10 22:42 ` [PATCH 09/32] apparmor: Implement security hooks for the new mount API " David Howells
2018-07-10 22:42 ` [PATCH 10/32] tomoyo: " David Howells
2018-07-10 23:34 ` Tetsuo Handa [this message]
2018-07-10 22:42 ` [PATCH 11/32] vfs: Require specification of size of mount data for internal mounts " David Howells
2018-07-10 22:51 ` Linus Torvalds
2018-07-10 22:42 ` [PATCH 12/32] vfs: Separate changing mount flags full remount " David Howells
2018-07-10 22:42 ` [PATCH 13/32] vfs: Implement a filesystem superblock creation/configuration context " David Howells
2018-07-10 22:43 ` [PATCH 14/32] vfs: Remove unused code after filesystem context changes " David Howells
2018-07-10 22:43 ` [PATCH 15/32] procfs: Move proc_fill_super() to fs/proc/root.c " David Howells
2018-07-10 22:43 ` [PATCH 16/32] proc: Add fs_context support to procfs " David Howells
2018-07-10 22:43 ` [PATCH 17/32] ipc: Convert mqueue fs to fs_context " David Howells
2018-07-10 22:43 ` [PATCH 18/32] cpuset: Use " David Howells
2018-07-10 22:43 ` [PATCH 19/32] kernfs, sysfs, cgroup, intel_rdt: Support " David Howells
2018-07-10 22:43 ` [PATCH 20/32] hugetlbfs: Convert to " David Howells
2018-07-10 22:43 ` [PATCH 21/32] vfs: Remove kern_mount_data() " David Howells
2018-07-10 22:43 ` [PATCH 22/32] vfs: Provide documentation for new mount API " David Howells
2018-07-13 1:37 ` Randy Dunlap
2018-07-13 9:45 ` David Howells
2018-07-10 22:44 ` [PATCH 23/32] Make anon_inodes unconditional " David Howells
2018-07-10 22:44 ` [PATCH 24/32] vfs: syscall: Add fsopen() to prepare for superblock creation " David Howells
2018-07-10 23:59 ` Andy Lutomirski
2018-07-11 1:05 ` Linus Torvalds
2018-07-11 1:15 ` Al Viro
2018-07-11 1:33 ` Andy Lutomirski
2018-07-11 1:48 ` Linus Torvalds
2018-07-11 8:43 ` David Howells
2018-07-11 1:14 ` Jann Horn
2018-07-11 1:16 ` Al Viro
2018-07-11 8:42 ` David Howells
2018-07-11 16:03 ` Linus Torvalds
2018-07-11 7:22 ` David Howells
2018-07-11 16:38 ` Eric Biggers
2018-07-11 17:06 ` Andy Lutomirski
2018-07-12 14:54 ` David Howells
2018-07-12 15:50 ` Linus Torvalds
2018-07-12 16:00 ` Al Viro
2018-07-12 16:07 ` Linus Torvalds
2018-07-12 16:31 ` Al Viro
2018-07-12 16:39 ` Linus Torvalds
2018-07-12 17:14 ` Linus Torvalds
2018-07-12 17:44 ` Al Viro
2018-07-12 17:54 ` Linus Torvalds
2018-07-12 17:52 ` Al Viro
2018-07-12 16:23 ` Andy Lutomirski
2018-07-12 16:31 ` Linus Torvalds
2018-07-12 16:41 ` Al Viro
2018-07-12 16:58 ` Al Viro
2018-07-12 17:54 ` Andy Lutomirski
2018-07-12 20:23 ` David Howells
2018-07-12 20:25 ` Andy Lutomirski
2018-07-12 20:34 ` Linus Torvalds
2018-07-12 20:36 ` Linus Torvalds
2018-07-12 21:26 ` David Howells
2018-07-12 21:40 ` Linus Torvalds
2018-07-12 22:32 ` Theodore Y. Ts'o
2018-07-12 22:54 ` David Howells
2018-07-12 23:21 ` Andy Lutomirski
2018-07-12 23:23 ` Jann Horn
2018-07-12 23:33 ` Jann Horn
2018-07-12 23:35 ` David Howells
2018-07-12 23:50 ` Andy Lutomirski
2018-07-13 0:03 ` David Howells
2018-07-13 0:24 ` Andy Lutomirski
2018-07-13 7:30 ` David Howells
2018-07-19 1:30 ` Eric W. Biederman
2018-07-13 2:35 ` Theodore Y. Ts'o
2018-07-12 21:00 ` David Howells
2018-07-12 21:29 ` Linus Torvalds
2018-07-13 13:27 ` David Howells
2018-07-13 15:01 ` Andy Lutomirski
2018-07-13 15:40 ` David Howells
2018-07-13 17:14 ` Andy Lutomirski
2018-07-17 9:40 ` David Howells
2018-07-11 15:51 ` Jonathan Corbet
2018-07-11 16:18 ` David Howells
2018-07-12 17:15 ` Greg KH
2018-07-12 17:20 ` Al Viro
2018-07-12 18:03 ` Greg KH
2018-07-12 18:30 ` Andy Lutomirski
2018-07-12 18:34 ` Al Viro
2018-07-12 18:35 ` Al Viro
2018-07-12 19:08 ` Greg KH
2018-07-10 22:44 ` [PATCH 25/32] vfs: syscall: Add fsmount() to create a mount for a superblock " David Howells
2018-07-10 22:44 ` [PATCH 26/32] vfs: syscall: Add fspick() to select a superblock for reconfiguration " David Howells
2018-07-10 22:44 ` [PATCH 27/32] vfs: Implement logging through fs_context " David Howells
2018-07-10 22:44 ` [PATCH 28/32] vfs: Add some logging to the core users of the fs_context log " David Howells
2018-07-10 22:44 ` [PATCH 29/32] afs: Add fs_context support " David Howells
2018-07-10 22:44 ` [PATCH 30/32] afs: Use fs_context to pass parameters over automount " David Howells
2018-07-10 22:44 ` [PATCH 31/32] vfs: syscall: Add fsinfo() to query filesystem information " David Howells
2018-07-10 22:45 ` [PATCH 32/32] afs: Add fsinfo support " David Howells
2018-07-10 22:52 ` [MANPAGE PATCH] Add manpages for move_mount(2) and open_tree(2) David Howells
2019-10-09 9:51 ` Michael Kerrisk (man-pages)
2018-07-10 22:54 ` [MANPAGE PATCH] Add manpage for fsopen(2), fspick(2) and fsmount(2) David Howells
2019-10-09 9:52 ` Michael Kerrisk (man-pages)
2018-07-10 22:55 ` [MANPAGE PATCH] Add manpage for fsinfo(2) David Howells
2019-10-09 9:52 ` Michael Kerrisk (man-pages)
2019-10-09 12:02 ` David Howells
2018-07-10 23:01 ` [PATCH 00/32] VFS: Introduce filesystem context [ver #9] Linus Torvalds
2018-07-12 0:46 ` David Howells
2018-07-18 21:29 ` Getting rid of the usage of write() -- was " David Howells
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