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Message-ID: <5f4dfa1-f9ac-f31f-3237-dcf976cabbfc@namei.org>
Date: Fri, 9 Apr 2021 06:28:44 +1000 (AEST)
From: James Morris <jmorris@...ei.org>
To: Mickaël Salaün <mic@...ikod.net>
cc: 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>, 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,
Mickaël Salaün <mic@...ux.microsoft.com>
Subject: Re: [PATCH v33 07/12] landlock: Support filesystem access-control
On Wed, 7 Apr 2021, Mickaël Salaün wrote:
> Changes since v31:
> * Gracefully forbid reparenting by returning EXDEV in hook_path_link()
> and hook_path_rename() (hinted by Al Viro).
> * Replace excessive WARN_ON_ONCE() with unlikely() in
> hook_path_rename() and use ENOENT instead of EACCES.
> * Improve comment in unmask_layers() (pointed out by Al Viro). Also use
> filesystem "topology" instead of "layout", which seems more
> appropriate.
> * Add access(2) to the documented list of unsupported syscall families.
> * Replace "option" with "flag" in hook_sb_mount() comment.
Good to see these changes.
Al: any further comments now on this patch?
--
James Morris
<jmorris@...ei.org>
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