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Message-ID: <202103191024.40EBCA2C@keescook>
Date: Fri, 19 Mar 2021 10:24:30 -0700
From: Kees Cook <keescook@...omium.org>
To: Mickaël Salaün <mic@...ikod.net>
Cc: James Morris <jmorris@...ei.org>, Jann Horn <jannh@...gle.com>,
"Serge E . Hallyn" <serge@...lyn.com>,
Al Viro <viro@...iv.linux.org.uk>,
Andrew Morton <akpm@...ux-foundation.org>,
Andy Lutomirski <luto@...capital.net>,
Anton Ivanov <anton.ivanov@...bridgegreys.com>,
Arnd Bergmann <arnd@...db.de>,
Casey Schaufler <casey@...aufler-ca.com>,
David Howells <dhowells@...hat.com>, Jeff Dike <jdike@...toit.com>,
Jonathan Corbet <corbet@....net>,
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 v30 05/12] LSM: Infrastructure management of the
superblock
On Tue, Mar 16, 2021 at 09:42:45PM +0100, 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>
Reviewed-by: Kees Cook <keescook@...omium.org>
--
Kees Cook
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