linux-kernel - Re: [PATCH v20 05/12] LSM: Infrastructure management of the superblock

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Message-ID: <49fa967e-d60f-bd52-6fe3-c04fe56e20f6@digikod.net>
Date:   Wed, 16 Sep 2020 15:42:28 +0200
From:   Mickaël Salaün <mic@...ikod.net>
To:     Stephen Smalley <stephen.smalley.work@...il.com>
Cc:     Stephen Smalley <sds@...ho.nsa.gov>,
        Casey Schaufler <casey@...aufler-ca.com>,
        Kees Cook <keescook@...omium.org>,
        John Johansen <john.johansen@...onical.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Andy Lutomirski <luto@...capital.net>,
        Anton Ivanov <anton.ivanov@...bridgegreys.com>,
        Arnd Bergmann <arnd@...db.de>,
        James Morris <jmorris@...ei.org>, Jann Horn <jannh@...gle.com>,
        Jeff Dike <jdike@...toit.com>,
        Jonathan Corbet <corbet@....net>,
        Michael Kerrisk <mtk.manpages@...il.com>,
        Richard Weinberger <richard@....at>,
        "Serge E . Hallyn" <serge@...lyn.com>,
        Shuah Khan <shuah@...nel.org>,
        Vincent Dagonneau <vincent.dagonneau@....gouv.fr>,
        kernel-hardening@...ts.openwall.com, linux-api@...r.kernel.org,
        linux-arch@...r.kernel.org, linux-doc@...r.kernel.org,
        Linux FS Devel <linux-fsdevel@...r.kernel.org>,
        linux-kselftest@...r.kernel.org,
        LSM List <linux-security-module@...r.kernel.org>,
        X86 ML <x86@...nel.org>
Subject: Re: [PATCH v20 05/12] LSM: Infrastructure management of the
 superblock


On 04/09/2020 16:06, Stephen Smalley wrote:
> On Thu, Aug 13, 2020 at 2:39 PM Stephen Smalley
> <stephen.smalley.work@...il.com> wrote:
>>
>> On Thu, Aug 13, 2020 at 10:17 AM Mickaël Salaün <mic@...ikod.net> wrote:
>>>
>>>
>>> On 12/08/2020 21:16, Stephen Smalley wrote:
>>>> On 8/2/20 5:58 PM, Mickaël Salaün wrote:
>>>>> From: Casey Schaufler <casey@...aufler-ca.com>
>>>>>
>>>>> Move management of the superblock->sb_security blob out
>>>>> of the individual security modules and into the security
>>>>> infrastructure. Instead of allocating the blobs from within
>>>>> the modules the modules tell the infrastructure how much
>>>>> space is required, and the space is allocated there.
>>>>>
>>>>> Signed-off-by: Casey Schaufler <casey@...aufler-ca.com>
>>>>> Reviewed-by: Kees Cook <keescook@...omium.org>
>>>>> Reviewed-by: John Johansen <john.johansen@...onical.com>
>>>>> Reviewed-by: Stephen Smalley <sds@...ho.nsa.gov>
>>>>> Reviewed-by: Mickaël Salaün <mic@...ikod.net>
>>>>> Link:
>>>>> https://lore.kernel.org/r/20190829232935.7099-2-casey@schaufler-ca.com
>>>>> ---
>>>>>
>>>>> Changes since v17:
>>>>> * Rebase the original LSM stacking patch from v5.3 to v5.7: I fixed some
>>>>>    diff conflicts caused by code moves and function renames in
>>>>>    selinux/include/objsec.h and selinux/hooks.c .  I checked that it
>>>>>    builds but I didn't test the changes for SELinux nor SMACK.
>>>>
>>>> You shouldn't retain Signed-off-by and Reviewed-by lines from an earlier
>>>> patch if you made non-trivial changes to it (even more so if you didn't
>>>> test them).
>>>
>>> I think I made trivial changes according to the original patch. But
>>> without reply from other people with Signed-off-by or Reviewed-by
>>> (Casey, Kees, John), I'll remove them. I guess you don't want your
>>> Reviewed-by to be kept, so I'll remove it, except if you want to review
>>> this patch (or the modified part).
>>
>> At the very least your Reviewed-by line is wrong - yours should be
>> Signed-off-by because the patch went through you and you modified it.
>> I'll try to take a look as time permits but FYI you should this
>> address (already updated in MAINTAINERS) going forward.
> 
> I finally got around to reviewing your updated patch.  You can drop
> the old line and add:
> Reviewed-by: Stephen Smalley <stephen.smalley.work@...il.com>
> 

Thanks! I'll send a new series soon.