From: "Serge E. Hallyn" <serge@hallyn.com>
To: Tejun Heo <tj@kernel.org>
Cc: Topi Miettinen <toiwoton@gmail.com>,
"Serge E. Hallyn" <serge@hallyn.com>,
lkml <linux-kernel@vger.kernel.org>,
luto@kernel.org, Kees Cook <keescook@chromium.org>,
Jonathan Corbet <corbet@lwn.net>, Li Zefan <lizefan@huawei.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Serge Hallyn <serge.hallyn@canonical.com>,
James Morris <james.l.morris@oracle.com>,
Andrew Morton <akpm@linux-foundation.org>,
David Howells <dhowells@redhat.com>,
David Woodhouse <David.Woodhouse@intel.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Petr Mladek <pmladek@suse.com>,
"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
"open list:CONTROL GROUP (CGROUP)" <cgroups@vger.kernel.org>,
"open list:CAPABILITIES" <linux-security-module@vger.kernel.org>
Subject: Re: [PATCH] capabilities: add capability cgroup controller
Date: Mon, 27 Jun 2016 14:49:41 -0500 [thread overview]
Message-ID: <20160627194941.GA31843@mail.hallyn.com> (raw)
In-Reply-To: <CAOS58YM+h0w_UciXLbiJcKizPkXV66FL57LT7Mc+RRWspN+Y2Q@mail.gmail.com>
Quoting Tejun Heo (tj@kernel.org):
> Hello,
>
> On Mon, Jun 27, 2016 at 3:10 PM, Topi Miettinen <toiwoton@gmail.com> wrote:
> > I'll have to study these more. But from what I saw so far, it looks to
> > me that a separate tool would be needed to read taskstats and if that
> > tool is not taken by distros, the users would not be any wiser, right?
> > With cgroup (or /proc), no new tools would be needed.
>
> That is a factor but shouldn't be a deciding factor in designing our
> user-facing interfaces. Please also note that kernel source tree
> already has tools/ subdirectory which contains userland tools which
> are distributed along with the kernel.
And, if you take audit+cgroup approach then no tools are needed. So long
as you can have audit print out the cgroups for a task as part of the
capability audit record.
next prev parent reply other threads:[~2016-06-27 19:49 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-23 15:07 [PATCH] capabilities: add capability cgroup controller Topi Miettinen
2016-06-23 21:03 ` Kees Cook
2016-06-23 21:38 ` Tejun Heo
2016-06-24 0:22 ` Topi Miettinen
2016-06-24 15:48 ` Tejun Heo
2016-06-24 15:59 ` Serge E. Hallyn
2016-06-24 16:35 ` Tejun Heo
2016-06-24 16:59 ` Serge E. Hallyn
2016-06-24 17:21 ` Eric W. Biederman
2016-06-24 17:39 ` Serge E. Hallyn
2016-06-26 19:03 ` Topi Miettinen
2016-06-28 4:57 ` Eric W. Biederman
2016-07-02 11:20 ` Topi Miettinen
2016-06-24 17:24 ` Tejun Heo
2016-06-26 19:14 ` Topi Miettinen
2016-06-26 22:26 ` Tejun Heo
2016-06-27 14:54 ` Serge E. Hallyn
2016-06-27 19:10 ` Topi Miettinen
2016-06-27 19:17 ` Tejun Heo
2016-06-27 19:49 ` Serge E. Hallyn [this message]
2016-07-03 15:08 ` Topi Miettinen
2016-07-03 16:13 ` [PATCH] capabilities: audit capability use kbuild test robot
2016-07-07 9:16 ` [PATCH] capabilities: add capability cgroup controller Petr Mladek
2016-07-07 20:27 ` Topi Miettinen
2016-07-08 9:13 ` Petr Mladek
2016-07-09 16:38 ` Topi Miettinen
2016-07-10 9:04 ` Topi Miettinen
2016-06-23 23:46 ` Andrew Morton
2016-06-24 1:14 ` Topi Miettinen
2016-06-24 4:15 ` Andy Lutomirski
2016-06-25 18:00 ` Djalal Harouni
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