linux-kernel - Re: [PATCH v22 05/12] LSM: Infrastructure management of the superblock

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Message-ID: <alpine.LRH.2.21.2010281628570.25689@namei.org>
Date:   Wed, 28 Oct 2020 16:29:35 +1100 (AEDT)
From:   James Morris <jmorris@...ei.org>
To:     Mickaël Salaün <mic@...ikod.net>
cc:     "Serge E . Hallyn" <serge@...lyn.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Andy Lutomirski <luto@...capital.net>,
        Anton Ivanov <anton.ivanov@...bridgegreys.com>,
        Arnd Bergmann <arnd@...db.de>,
        Casey Schaufler <casey@...aufler-ca.com>,
        Jann Horn <jannh@...gle.com>, Jeff Dike <jdike@...toit.com>,
        Jonathan Corbet <corbet@....net>,
        Kees Cook <keescook@...omium.org>,
        Michael Kerrisk <mtk.manpages@...il.com>,
        Richard Weinberger <richard@....at>,
        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-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org,
        linux-security-module@...r.kernel.org, x86@...nel.org,
        John Johansen <john.johansen@...onical.com>,
        Mickaël Salaün <mic@...ux.microsoft.com>,
        Stephen Smalley <stephen.smalley.work@...il.com>
Subject: Re: [PATCH v22 05/12] LSM: Infrastructure management of the
 superblock

On Tue, 27 Oct 2020, 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.
> 
> Cc: Kees Cook <keescook@...omium.org>
> Cc: John Johansen <john.johansen@...onical.com>
> Signed-off-by: Casey Schaufler <casey@...aufler-ca.com>
> Signed-off-by: Mickaël Salaün <mic@...ux.microsoft.com>
> Reviewed-by: Stephen Smalley <stephen.smalley.work@...il.com>

It would be good to see review from JJ here.

-- 
James Morris
<jmorris@...ei.org>