From: Aristeu Rozanski <aris@redhat.com>
To: Lord Glauber Costa of Sealand <glommer@parallels.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>,
linux-fsdevel@vger.kernel.org,
Linux Containers <containers@lists.linux-foundation.org>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH review 2/6] userns: Allow any uid or gid mappings that don't overlap.
Date: Mon, 28 Jan 2013 10:12:44 -0500 [thread overview]
Message-ID: <20130128151244.GV17632@redhat.com> (raw)
In-Reply-To: <51068E23.5040000@parallels.com>
On Mon, Jan 28, 2013 at 06:41:39PM +0400, Lord Glauber Costa of Sealand wrote:
> Hello Mr. Someone.
>
> On 01/28/2013 06:28 PM, Aristeu Rozanski wrote:
> > On Fri, Jan 25, 2013 at 06:21:00PM -0800, Eric W. Biederman wrote:
> >> When I initially wrote the code for /proc/<pid>/uid_map. I was lazy
> >> and avoided duplicate mappings by the simple expedient of ensuring the
> >> first number in a new extent was greater than any number in the
> >> previous extent.
> >>
> >> Unfortunately that precludes a number of valid mappings, and someone
> >> noticed and complained. So use a simple check to ensure that ranges
> >> in the mapping extents don't overlap.
> >
> > Acked-by: Someone <aris@redhat.com>
> >
>
> Documentation/SubmittingPatches:
>
> "then you just add a line saying
>
> Signed-off-by: Random J Developer <random@developer.example.org>
>
> using your real name (sorry, no pseudonyms or anonymous contributions.)"
>
> I know how it feels, but that is how it goes. You'll have to change that.
oh well, another trip to the social security office and DMV.
--
Aristeu
next prev parent reply other threads:[~2013-01-28 15:12 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-26 2:15 [PATCH review 0/6] miscelaneous user namespace patches Eric W. Biederman
2013-01-26 2:19 ` [PATCH review 1/6] userns: Avoid recursion in put_user_ns Eric W. Biederman
2013-01-26 20:58 ` Serge E. Hallyn
2013-01-28 14:51 ` Vasily Kulikov
2013-01-28 16:34 ` Eric W. Biederman
2013-01-26 2:21 ` [PATCH review 2/6] userns: Allow any uid or gid mappings that don't overlap Eric W. Biederman
2013-01-26 21:08 ` Serge E. Hallyn
2013-01-28 14:28 ` Aristeu Rozanski
2013-01-28 14:41 ` Lord Glauber Costa of Sealand
2013-01-28 15:12 ` Aristeu Rozanski [this message]
2013-01-26 2:22 ` [PATCH review 3/6] userns: Recommend use of memory control groups Eric W. Biederman
2013-01-26 21:13 ` Serge E. Hallyn
2013-01-27 6:19 ` Eric W. Biederman
2013-01-28 7:37 ` Lord Glauber Costa of Sealand
2013-01-28 7:50 ` Lord Glauber Costa of Sealand
2013-01-28 8:14 ` Eric W. Biederman
2013-01-28 8:22 ` Lord Glauber Costa of Sealand
2013-01-28 16:19 ` Eric W. Biederman
2013-01-28 16:37 ` Lord Glauber Costa of Sealand
2013-01-28 17:18 ` Eric W. Biederman
2013-01-28 8:05 ` Eric W. Biederman
2013-01-26 2:23 ` [PATCH review 4/6] userns: Allow the userns root to mount of devpts Eric W. Biederman
2013-01-26 21:22 ` Serge E. Hallyn
2013-01-26 2:26 ` [PATCH review 5/6] userns: Allow the userns root to mount ramfs Eric W. Biederman
2013-01-26 21:29 ` Serge E. Hallyn
2013-01-27 6:09 ` Eric W. Biederman
2013-01-27 18:23 ` Serge E. Hallyn
2013-01-27 18:23 ` Serge E. Hallyn
2013-01-26 2:26 ` [PATCH review 6/6] userns: Allow the userns root to mount tmpfs Eric W. Biederman
2013-01-27 18:23 ` Serge E. Hallyn
2013-01-28 1:28 ` Gao feng
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