linux-kernel - Re: [PATCH RFC v3 4/7] proc: support mounting private procfs instances inside same pid namespace

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Date:   Fri, 10 Nov 2017 11:33:47 +0100
From:   Djalal Harouni <tixxdz@...il.com>
To:     James Morris <james.l.morris@...cle.com>
Cc:     Kees Cook <keescook@...omium.org>,
        Alexey Gladkov <gladkov.alexey@...il.com>,
        Andy Lutomirski <luto@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Linux FS Devel <linux-fsdevel@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        kernel-hardening@...ts.openwall.com,
        LSM List <linux-security-module@...r.kernel.org>,
        Linux API <linux-api@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Akinobu Mita <akinobu.mita@...il.com>,
        "Tobin C. Harding" <me@...in.cc>, Oleg Nesterov <oleg@...hat.com>,
        Jeff Layton <jlayton@...chiereds.net>,
        Ingo Molnar <mingo@...nel.org>,
        Alexey Dobriyan <adobriyan@...il.com>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Daniel Micay <danielmicay@...il.com>,
        Jonathan Corbet <corbet@....net>,
        "J. Bruce Fields" <bfields@...ldses.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Solar Designer <solar@...nwall.com>
Subject: Re: [PATCH RFC v3 4/7] proc: support mounting private procfs
 instances inside same pid namespace

On Fri, Nov 10, 2017 at 3:53 AM, James Morris <james.l.morris@...cle.com> wrote:
> On Thu, 9 Nov 2017, Djalal Harouni wrote:
>
>> This should allow later after real testing to have a smooth transition
>> to a procfs with default private instances.
>>
>> [1] https://lists.linuxfoundation.org/pipermail/ksummit-discuss/2017-January/004215.html
>> [2] http://www.openwall.com/lists/kernel-hardening/2017/10/05/5
>> [3] https://lwn.net/Articles/689539/
>> [4] http://lxr.free-electrons.com/source/Documentation/filesystems/devpts.txt?v=3.14
>> [5] https://lkml.org/lkml/2017/5/2/407
>> [6] https://lkml.org/lkml/2017/5/3/357
>>
>> Cc: Kees Cook <keescook@...omium.org>
>> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
>> Suggested-by: Andy Lutomirski <luto@...nel.org>
>> Signed-off-by: Alexey Gladkov <gladkov.alexey@...il.com>
>> Signed-off-by: Djalal Harouni <tixxdz@...il.com>
>
>
> Reviewed-by: James Morris <james.l.morris@...cle.com>

Thank you James!


-- 
tixxdz