linux-api.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Serge Hallyn <serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
To: Alban Crequy <alban.crequy-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: LXC development mailing-list
	<lxc-devel-cunTk1MwBs9qMoObBWhMNEqPaTDuhLve2LY78lusg7I@public.gmane.org>,
	Linux API <linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Linux Containers
	<containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>,
	Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org,
	Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Andrew Morton
	<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
Subject: Re: [lxc-devel] CGroup Namespaces (v10)
Date: Fri, 26 Feb 2016 22:47:27 +0000	[thread overview]
Message-ID: <20160226224727.GB24680@ubuntumail> (raw)
In-Reply-To: <CAMXgnP4Wss0ctx7mHzD0WHL4+-fC59iLZNkYONE5pAeHYr18+A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

Quoting Alban Crequy (alban.crequy-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org):
> Hi,
> 
> On 29 January 2016 at 09:54,  <serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org> wrote:
> > Hi,
> >
> > following is a revised set of the CGroup Namespace patchset which Aditya
> > Kali has previously sent.  The code can also be found in the cgroupns.v10
> > branch of
> >
> > https://git.kernel.org/cgit/linux/kernel/git/sergeh/linux-security.git/
> >
> > To summarize the semantics:
> >
> > 1. CLONE_NEWCGROUP re-uses 0x02000000, which was previously CLONE_STOPPED
> 
> What's the best way for a userspace application to test at run-time
> whether the kernel supports cgroup namespaces? Would you recommend to
> test if the file /proc/self/ns/cgroup exists?

Yup.

  parent reply	other threads:[~2016-02-26 22:47 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-29  8:54 CGroup Namespaces (v10) serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
     [not found] ` <1454057651-23959-1-git-send-email-serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
2016-01-29  8:54   ` [PATCH 1/8] kernfs: Add API to generate relative kernfs path serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
2016-01-29  8:54   ` [PATCH 2/8] sched: new clone flag CLONE_NEWCGROUP for cgroup namespace serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
2016-01-29  8:54   ` [PATCH 3/8] cgroup: introduce cgroup namespaces serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
2016-01-29  8:54   ` [PATCH 4/8] cgroup: cgroup namespace setns support serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
2016-01-29  8:54   ` [PATCH 5/8] kernfs: define kernfs_node_dentry serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
2016-01-29  8:54   ` [PATCH 6/8] cgroup: mount cgroupns-root when inside non-init cgroupns serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
2016-01-29  8:54   ` [PATCH 7/8] cgroup: Add documentation for cgroup namespaces serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA
2016-01-31 17:48   ` [PATCH] selftests/cgroupns: new test " Alban Crequy
     [not found]     ` <1454262492-6480-1-git-send-email-alban-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org>
2016-02-10 17:48       ` Serge E. Hallyn
2016-02-11 23:18   ` [lxc-devel] CGroup Namespaces (v10) Alban Crequy
     [not found]     ` <CAMXgnP6eSQjsuPXdrbaHytujVSkizPd4cJJQwQcuSCLAgVcYJw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-02-12 16:09       ` Tejun Heo
2016-02-12 23:22         ` Serge E. Hallyn
     [not found]           ` <20160212232221.GA31062-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2016-02-15 21:17             ` Tejun Heo
     [not found]               ` <20160215211705.GQ3965-piEFEHQLUPpN0TnZuCh8vA@public.gmane.org>
2016-02-15 21:20                 ` Tejun Heo
2016-02-26 13:18   ` Alban Crequy
     [not found]     ` <CAMXgnP4Wss0ctx7mHzD0WHL4+-fC59iLZNkYONE5pAeHYr18+A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-02-26 22:47       ` Serge Hallyn [this message]
2016-01-29  8:54 ` [PATCH 8/8] Add FS_USERNS_FLAG to cgroup fs serge.hallyn
     [not found]   ` <1454057651-23959-9-git-send-email-serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org>
2016-02-16 18:05     ` Tejun Heo

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20160226224727.GB24680@ubuntumail \
    --to=serge.hallyn-gewih/nmzzlqt0dzr+alfa@public.gmane.org \
    --cc=akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org \
    --cc=alban.crequy-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
    --cc=cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org \
    --cc=gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org \
    --cc=hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org \
    --cc=linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=lxc-devel-cunTk1MwBs9qMoObBWhMNEqPaTDuhLve2LY78lusg7I@public.gmane.org \
    --cc=tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).