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Message-ID: <CAK8P3a2bhKp8pHYP1nDg__pgPoNssVUkLo3y6bFiGjCKv-c0cA@mail.gmail.com>
Date: Tue, 15 Sep 2020 15:32:11 +0200
From: Arnd Bergmann <arnd@...db.de>
To: Mickaël Salaün <mic@...ikod.net>
Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Aleksa Sarai <cyphar@...har.com>, 
	Alexei Starovoitov <ast@...nel.org>, Al Viro <viro@...iv.linux.org.uk>, 
	Andrew Morton <akpm@...ux-foundation.org>, Andy Lutomirski <luto@...nel.org>, 
	Casey Schaufler <casey@...aufler-ca.com>, Christian Brauner <christian.brauner@...ntu.com>, 
	Christian Heimes <christian@...hon.org>, Daniel Borkmann <daniel@...earbox.net>, 
	Deven Bowers <deven.desai@...ux.microsoft.com>, Dmitry Vyukov <dvyukov@...gle.com>, 
	Eric Biggers <ebiggers@...nel.org>, Eric Chiang <ericchiang@...gle.com>, 
	Florian Weimer <fweimer@...hat.com>, James Morris <jmorris@...ei.org>, Jan Kara <jack@...e.cz>, 
	Jann Horn <jannh@...gle.com>, Jonathan Corbet <corbet@....net>, Kees Cook <keescook@...omium.org>, 
	Lakshmi Ramasubramanian <nramas@...ux.microsoft.com>, Matthew Garrett <mjg59@...gle.com>, 
	Matthew Wilcox <willy@...radead.org>, Michael Kerrisk <mtk.manpages@...il.com>, 
	Miklos Szeredi <mszeredi@...hat.com>, Mimi Zohar <zohar@...ux.ibm.com>, 
	Philippe Trébuchet <philippe.trebuchet@....gouv.fr>, 
	Scott Shell <scottsh@...rosoft.com>, 
	Sean Christopherson <sean.j.christopherson@...el.com>, Shuah Khan <shuah@...nel.org>, 
	Steve Dower <steve.dower@...hon.org>, Steve Grubb <sgrubb@...hat.com>, 
	Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>, 
	Thibaut Sautereau <thibaut.sautereau@...p-os.org>, 
	Vincent Strubel <vincent.strubel@....gouv.fr>, 
	Kernel Hardening <kernel-hardening@...ts.openwall.com>, Linux API <linux-api@...r.kernel.org>, 
	linux-integrity@...r.kernel.org, 
	LSM List <linux-security-module@...r.kernel.org>, 
	Linux FS-devel Mailing List <linux-fsdevel@...r.kernel.org>, 
	Mickaël Salaün <mic@...ux.microsoft.com>, 
	Thibaut Sautereau <thibaut.sautereau@....gouv.fr>
Subject: Re: [RFC PATCH v9 2/3] arch: Wire up introspect_access(2)

On Thu, Sep 10, 2020 at 6:46 PM Mickaël Salaün <mic@...ikod.net> wrote:
>
> From: Mickaël Salaün <mic@...ux.microsoft.com>
>
> Wire up access_interpreted(2) for all architectures.
>
> Signed-off-by: Mickaël Salaün <mic@...ux.microsoft.com>
> Reviewed-by: Thibaut Sautereau <thibaut.sautereau@....gouv.fr>
> Cc: Al Viro <viro@...iv.linux.org.uk>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Arnd Bergmann <arnd@...db.de>
> Cc: Kees Cook <keescook@...omium.org>
> Cc: Vincent Strubel <vincent.strubel@....gouv.fr>
> ---
>
> Changes since v7:
> * New patch for the new syscall.
> * Increase syscall numbers by 2 to leave space for new ones (in
>   linux-next): watch_mount(2) and process_madvise(2).

I checked that the syscall calling conventions are sane and that
it is wired up correctly on all architectures in this patch.

Acked-by: Arnd Bergmann <arnd@...db.de>

I did not look at the system call implementation or its purpose though,
as that is not my area.

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