linux-kernel - Re: [PATCH v5 5/6] doc: Add documentation for the fs.open_mayexec

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Date:   Wed, 13 May 2020 13:20:27 +0200
From:   Mickaël Salaün <mic@...ikod.net>
To:     Kees Cook <keescook@...omium.org>
Cc:     linux-kernel@...r.kernel.org, Aleksa Sarai <cyphar@...har.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Andy Lutomirski <luto@...nel.org>,
        Christian Heimes <christian@...hon.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Deven Bowers <deven.desai@...ux.microsoft.com>,
        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>,
        Lakshmi Ramasubramanian <nramas@...ux.microsoft.com>,
        Matthew Garrett <mjg59@...gle.com>,
        Matthew Wilcox <willy@...radead.org>,
        Michael Kerrisk <mtk.manpages@...il.com>,
        Mickaël Salaün <mickael.salaun@....gouv.fr>,
        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>,
        Thibaut Sautereau <thibaut.sautereau@....gouv.fr>,
        Vincent Strubel <vincent.strubel@....gouv.fr>,
        kernel-hardening@...ts.openwall.com, linux-api@...r.kernel.org,
        linux-integrity@...r.kernel.org,
        linux-security-module@...r.kernel.org,
        linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH v5 5/6] doc: Add documentation for the
 fs.open_mayexec_enforce sysctl


On 13/05/2020 00:00, Kees Cook wrote:
> On Tue, May 05, 2020 at 05:31:55PM +0200, Mickaël Salaün wrote:
>> This sysctl enables to propagate executable permission to userspace
>> thanks to the O_MAYEXEC flag.
>>
>> Signed-off-by: Mickaël Salaün <mic@...ikod.net>
>> Reviewed-by: Thibaut Sautereau <thibaut.sautereau@....gouv.fr>
>> Cc: Aleksa Sarai <cyphar@...har.com>
>> Cc: Al Viro <viro@...iv.linux.org.uk>
>> Cc: Jonathan Corbet <corbet@....net>
>> Cc: Kees Cook <keescook@...omium.org>
> 
> I think this should be folded into the patch that adds the sysctl.

OK, I guess it is fine for the documentation maintainers too?