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From: John Johansen <john.johansen@canonical.com>
To: James Morris <jmorris@namei.org>,
	Casey Schaufler <casey@schaufler-ca.com>
Cc: Kees Cook <keescook@chromium.org>,
	Paul Moore <paul@paul-moore.com>,
	linux-security-module <linux-security-module@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	SE Linux <selinux@tycho.nsa.gov>,
	Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
	Stephen Smalley <sds@tycho.nsa.gov>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	Alexey Dobriyan <adobriyan@gmail.com>,
	"Schaufler, Casey" <casey.schaufler@intel.com>
Subject: Re: [PATCH 10/10] LSM: Blob sharing support for S.A.R.A and LandLock
Date: Fri, 14 Sep 2018 11:23:36 -0700	[thread overview]
Message-ID: <0288a057-8f38-665e-a1ac-34330d67412b@canonical.com> (raw)
In-Reply-To: <alpine.LRH.2.21.1809150417550.18430@namei.org>

On 09/14/2018 11:18 AM, James Morris wrote:
> On Thu, 13 Sep 2018, Casey Schaufler wrote:
> 
>> On 9/13/2018 4:57 PM, Kees Cook wrote:
>>> On Thu, Sep 13, 2018 at 4:51 PM, Casey Schaufler <casey@schaufler-ca.com> wrote:
>>>> On 9/13/2018 4:06 PM, Kees Cook wrote:
>>>>> - what order should any stacking happen? Makefile? security=?
>>>> Makefile by default.
>>> Okay, if ordering is by Makefile and everyone dislikes my
>>> $lsm.enabled=0/1 thing, then these mean the same thing:
>>>
>>> security=selinux,tomoyo
>>> security=tomoyo,selinux
>>>
>>> i.e. order of security= is _ignored_ in favor of the Makefile ordering.
>>
>> No, I think that the two lines above should have a different
>> execution order. If we really need to specify multiple modules
>> at boot time that is what makes the most sense.
> 
> Agreed.
> 
> 
+1

partly because if order is ever going to be important, it needs to be
done now. It easy to loosen restrictions (ordering) in the future but
will be problematic to add it in.

  reply	other threads:[~2018-09-14 23:39 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-11 16:26 [PATCH v2 00/10] LSM: Module stacking in support of S.A.R.A and Landlock Casey Schaufler
2018-09-11 16:41 ` [PATCH 01/10] procfs: add smack subdir to attrs Casey Schaufler
2018-09-12 22:57   ` Kees Cook
2018-09-11 16:41 ` [PATCH 02/10] Smack: Abstract use of cred security blob Casey Schaufler
2018-09-12 23:04   ` Kees Cook
2018-09-11 16:41 ` [PATCH 03/10] SELinux: " Casey Schaufler
2018-09-12 23:10   ` Kees Cook
2018-09-11 16:41 ` [PATCH 04/10] LSM: Infrastructure management of the " Casey Schaufler
2018-09-12 23:53   ` Kees Cook
2018-09-13 19:01     ` Casey Schaufler
2018-09-13 21:12       ` Kees Cook
2018-09-11 16:41 ` [PATCH 05/10] SELinux: Abstract use of file " Casey Schaufler
2018-09-12 23:54   ` Kees Cook
2018-09-11 16:42 ` [PATCH 06/10] LSM: Infrastructure management of the " Casey Schaufler
2018-09-13  0:00   ` Kees Cook
2018-09-11 16:42 ` [PATCH 07/10] SELinux: Abstract use of inode " Casey Schaufler
2018-09-13  0:23   ` Kees Cook
2018-09-11 16:42 ` [PATCH 08/10] Smack: " Casey Schaufler
2018-09-13  0:24   ` Kees Cook
2018-09-11 16:42 ` [PATCH 09/10] LSM: Infrastructure management of the inode security Casey Schaufler
2018-09-13  0:30   ` Kees Cook
2018-09-11 16:42 ` [PATCH 10/10] LSM: Blob sharing support for S.A.R.A and LandLock Casey Schaufler
2018-09-13  4:19   ` Kees Cook
2018-09-13 13:16     ` Paul Moore
2018-09-13 15:19       ` Kees Cook
2018-09-13 19:12         ` Paul Moore
2018-09-13 20:58           ` Jordan Glover
2018-09-13 21:50             ` Paul Moore
2018-09-13 22:04               ` Jordan Glover
2018-09-13 23:01               ` Casey Schaufler
2018-09-13 21:01           ` Kees Cook
2018-09-13 21:38             ` Paul Moore
2018-09-13 21:51               ` Kees Cook
2018-09-13 23:06                 ` Kees Cook
2018-09-13 23:32                   ` John Johansen
2018-09-13 23:51                     ` Kees Cook
2018-09-14  0:03                       ` Casey Schaufler
2018-09-14  0:06                         ` Kees Cook
2018-09-13 23:51                   ` Casey Schaufler
2018-09-13 23:57                     ` Kees Cook
2018-09-14  0:08                       ` Casey Schaufler
2018-09-14  0:19                         ` Kees Cook
2018-09-14 15:57                           ` Casey Schaufler
2018-09-14 20:05                             ` Kees Cook
2018-09-14 20:47                               ` Casey Schaufler
2018-09-14 18:18                         ` James Morris
2018-09-14 18:23                           ` John Johansen [this message]
2018-09-14  0:03                     ` Kees Cook
2018-09-14  2:42                 ` Paul Moore
2018-09-11 20:43 ` [PATCH v2 00/10] LSM: Module stacking in support of S.A.R.A and Landlock James Morris
2018-09-12 21:29 ` James Morris
2018-09-16 16:54   ` Salvatore Mesoraca
2018-09-16 17:25     ` Casey Schaufler
2018-09-16 17:45       ` Salvatore Mesoraca
2018-09-18  7:44   ` Mickaël Salaün
2018-09-18 15:23     ` Casey Schaufler

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