linux-kernel - Re: [PATCH v15 09/10] samples/landlock: Add a sandbox manager example

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Message-ID: <4285db52-e7ce-6a0f-3791-fd39c892489e@digikod.net>
Date:   Fri, 27 Mar 2020 15:59:00 +0100
From:   Mickaël Salaün <mic@...ikod.net>
To:     Randy Dunlap <rdunlap@...radead.org>, linux-kernel@...r.kernel.org
Cc:     Al Viro <viro@...iv.linux.org.uk>,
        Andy Lutomirski <luto@...capital.net>,
        Arnd Bergmann <arnd@...db.de>,
        Casey Schaufler <casey@...aufler-ca.com>,
        James Morris <jmorris@...ei.org>, Jann Horn <jann@...jh.net>,
        Jonathan Corbet <corbet@....net>,
        Kees Cook <keescook@...omium.org>,
        Michael Kerrisk <mtk.manpages@...il.com>,
        Mickaël Salaün <mickael.salaun@....gouv.fr>,
        "Serge E . Hallyn" <serge@...lyn.com>,
        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-kselftest@...r.kernel.org,
        linux-security-module@...r.kernel.org, x86@...nel.org
Subject: Re: [PATCH v15 09/10] samples/landlock: Add a sandbox manager example


On 27/03/2020 00:54, Randy Dunlap wrote:
> Hi,
> 
> On 3/26/20 1:27 PM, Mickaël Salaün wrote:
>> diff --git a/samples/Kconfig b/samples/Kconfig
>> index 9d236c346de5..b54408c5bd86 100644
>> --- a/samples/Kconfig
>> +++ b/samples/Kconfig
>> @@ -120,6 +120,13 @@ config SAMPLE_HIDRAW
>>  	bool "hidraw sample"
>>  	depends on HEADERS_INSTALL
>>  
>> +config SAMPLE_LANDLOCK
>> +	bool "Build Landlock sample code"
>> +	select HEADERS_INSTALL
> 
> I think that this should be like all of the other users of HEADERS_INSTALL
> and depend on that instead of select-ing it.

Ok, I though it made sense to select it automatically, but I'll get back
the "depends on".

Thanks.

> 
>> +	help
>> +	  Build a simple Landlock sandbox manager able to launch a process
>> +	  restricted by a user-defined filesystem access-control security policy.
>> +
>>  config SAMPLE_PIDFD
>>  	bool "pidfd sample"
>>  	depends on HEADERS_INSTALL
> 
> thanks.
>