linux-kernel - Re: Documentation patch for namespaced file capabilities

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Message-ID: <CAKgNAkgMAPZXUXX6eidP3nCws8x0xXBL9CGdNdERzHyhPt5QNQ@mail.gmail.com>
Date:   Tue, 19 Dec 2017 16:33:33 +0100
From:   "Michael Kerrisk (man-pages)" <mtk.manpages@...il.com>
To:     "Serge E. Hallyn" <serge@...lyn.com>
Cc:     Amir Goldstein <amir73il@...il.com>,
        Stefan Berger <stefanb@...ux.vnet.ibm.com>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Linux Containers <containers@...ts.linux-foundation.org>,
        lkp@...org, xiaolong.ye@...el.com,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Mimi Zohar <zohar@...ux.vnet.ibm.com>,
        Tycho Andersen <tycho@...ker.com>,
        James Bottomley <James.Bottomley@...senpartnership.com>,
        christian.brauner@...lbox.org, Vivek Goyal <vgoyal@...hat.com>,
        LSM List <linux-security-module@...r.kernel.org>,
        Casey Schaufler <casey@...aufler-ca.com>,
        Linux API <linux-api@...r.kernel.org>
Subject: Re: Documentation patch for namespaced file capabilities

Hi Serge,

On 29 November 2017 at 18:58, Serge E. Hallyn <serge@...lyn.com> wrote:
> Quoting Michael Kerrisk (man-pages) (mtk.manpages@...il.com):
>> Hi Serge,
>>
>> At the moment man-pages lacks documentation of the namespaced file
>> capability feature that you added with commit
>> 8db6c34f1dbc8e06aa016a9b829b06902c3e1340. Would you be able to send a
>> patch describing the feature?
>
> Sorry.  I'm adding this to my todo list, so I should get to it soon.

A gentle ping...

Cheers,

Michael

>> Presumably, the patch would be for the capabilities(7) page (or
>> perhaps for the user_namespaces(7) page, if that seems more
>> appropriate), As well as documenting the semantics, it would be good
>> to include an example or two of the notation that is used for the
>> xattr names.
>>
>> Presumably also there will be some changes in userspace tools
>> (setcap/getcap?). Do you know anything about what's happening there?
>>
>> Cheers,
>>
>> Michael
>>
>>
>> --
>> Michael Kerrisk
>> Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
>> Linux/UNIX System Programming Training: http://man7.org/training/



-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/