From: "Serge E. Hallyn" <serge-A9i7LUbDfNHQT0dZR+AlfA@public.gmane.org> To: Aditya Kali <adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> Cc: linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, serge.hallyn-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, luto-kltTT9wpgjJwATOyAt5JVQ@public.gmane.org, tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org Subject: Re: [PATCHv1 7/8] cgroup: cgroup namespace setns support Date: Thu, 16 Oct 2014 23:12:36 +0200 [thread overview] Message-ID: <20141016211236.GA4308@mail.hallyn.com> (raw) In-Reply-To: <1413235430-22944-8-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> Quoting Aditya Kali (adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org): > setns on a cgroup namespace is allowed only if > * task has CAP_SYS_ADMIN in its current user-namespace and > over the user-namespace associated with target cgroupns. > * task's current cgroup is descendent of the target cgroupns-root > cgroup. What is the point of this? If I'm a user logged into /lxc/c1/user.slice/user-1000.slice/session-c12.scope and I start a container which is in /lxc/c1/user.slice/user-1000.slice/session-c12.scope/x1 then I will want to be able to enter the container's cgroup. The container's cgroup root is under my own (satisfying the below condition0 but my cgroup is not a descendent of the container's cgroup. > * target cgroupns-root is same as or deeper than task's current > cgroupns-root. This is so that the task cannot escape out of its > cgroupns-root. This also ensures that setns() only makes the task > get restricted to a deeper cgroup hierarchy. > > Signed-off-by: Aditya Kali <adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> > --- > kernel/cgroup_namespace.c | 44 ++++++++++++++++++++++++++++++++++++++++++-- > 1 file changed, 42 insertions(+), 2 deletions(-) > > diff --git a/kernel/cgroup_namespace.c b/kernel/cgroup_namespace.c > index c16604f..c612946 100644 > --- a/kernel/cgroup_namespace.c > +++ b/kernel/cgroup_namespace.c > @@ -80,8 +80,48 @@ err_out: > > static int cgroupns_install(struct nsproxy *nsproxy, void *ns) > { > - pr_info("setns not supported for cgroup namespace"); > - return -EINVAL; > + struct cgroup_namespace *cgroup_ns = ns; > + struct task_struct *task = current; > + struct cgroup *cgrp = NULL; > + int err = 0; > + > + if (!ns_capable(current_user_ns(), CAP_SYS_ADMIN) || > + !ns_capable(cgroup_ns->user_ns, CAP_SYS_ADMIN)) > + return -EPERM; > + > + /* Prevent cgroup changes for this task. */ > + threadgroup_lock(task); > + > + cgrp = get_task_cgroup(task); > + > + err = -EINVAL; > + if (!cgroup_on_dfl(cgrp)) > + goto out_unlock; > + > + /* Allow switch only if the task's current cgroup is descendant of the > + * target cgroup_ns->root_cgrp. > + */ > + if (!cgroup_is_descendant(cgrp, cgroup_ns->root_cgrp)) > + goto out_unlock; > + > + /* Only allow setns to a cgroupns root-ed deeper than task's current > + * cgroupns-root. This will make sure that tasks cannot escape their > + * cgroupns by attaching to parent cgroupns. > + */ > + if (!cgroup_is_descendant(cgroup_ns->root_cgrp, > + task_cgroupns_root(task))) > + goto out_unlock; > + > + err = 0; > + get_cgroup_ns(cgroup_ns); > + put_cgroup_ns(nsproxy->cgroup_ns); > + nsproxy->cgroup_ns = cgroup_ns; > + > +out_unlock: > + threadgroup_unlock(current); > + if (cgrp) > + cgroup_put(cgrp); > + return err; > } > > static void *cgroupns_get(struct task_struct *task) > -- > 2.1.0.rc2.206.gedb03e5 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
WARNING: multiple messages have this Message-ID (diff)
From: "Serge E. Hallyn" <serge@hallyn.com> To: Aditya Kali <adityakali@google.com> Cc: tj@kernel.org, lizefan@huawei.com, serge.hallyn@ubuntu.com, luto@amacapital.net, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, mingo@redhat.com, containers@lists.linux-foundation.org, jnagal@google.com Subject: Re: [PATCHv1 7/8] cgroup: cgroup namespace setns support Date: Thu, 16 Oct 2014 23:12:36 +0200 [thread overview] Message-ID: <20141016211236.GA4308@mail.hallyn.com> (raw) In-Reply-To: <1413235430-22944-8-git-send-email-adityakali@google.com> Quoting Aditya Kali (adityakali@google.com): > setns on a cgroup namespace is allowed only if > * task has CAP_SYS_ADMIN in its current user-namespace and > over the user-namespace associated with target cgroupns. > * task's current cgroup is descendent of the target cgroupns-root > cgroup. What is the point of this? If I'm a user logged into /lxc/c1/user.slice/user-1000.slice/session-c12.scope and I start a container which is in /lxc/c1/user.slice/user-1000.slice/session-c12.scope/x1 then I will want to be able to enter the container's cgroup. The container's cgroup root is under my own (satisfying the below condition0 but my cgroup is not a descendent of the container's cgroup. > * target cgroupns-root is same as or deeper than task's current > cgroupns-root. This is so that the task cannot escape out of its > cgroupns-root. This also ensures that setns() only makes the task > get restricted to a deeper cgroup hierarchy. > > Signed-off-by: Aditya Kali <adityakali@google.com> > --- > kernel/cgroup_namespace.c | 44 ++++++++++++++++++++++++++++++++++++++++++-- > 1 file changed, 42 insertions(+), 2 deletions(-) > > diff --git a/kernel/cgroup_namespace.c b/kernel/cgroup_namespace.c > index c16604f..c612946 100644 > --- a/kernel/cgroup_namespace.c > +++ b/kernel/cgroup_namespace.c > @@ -80,8 +80,48 @@ err_out: > > static int cgroupns_install(struct nsproxy *nsproxy, void *ns) > { > - pr_info("setns not supported for cgroup namespace"); > - return -EINVAL; > + struct cgroup_namespace *cgroup_ns = ns; > + struct task_struct *task = current; > + struct cgroup *cgrp = NULL; > + int err = 0; > + > + if (!ns_capable(current_user_ns(), CAP_SYS_ADMIN) || > + !ns_capable(cgroup_ns->user_ns, CAP_SYS_ADMIN)) > + return -EPERM; > + > + /* Prevent cgroup changes for this task. */ > + threadgroup_lock(task); > + > + cgrp = get_task_cgroup(task); > + > + err = -EINVAL; > + if (!cgroup_on_dfl(cgrp)) > + goto out_unlock; > + > + /* Allow switch only if the task's current cgroup is descendant of the > + * target cgroup_ns->root_cgrp. > + */ > + if (!cgroup_is_descendant(cgrp, cgroup_ns->root_cgrp)) > + goto out_unlock; > + > + /* Only allow setns to a cgroupns root-ed deeper than task's current > + * cgroupns-root. This will make sure that tasks cannot escape their > + * cgroupns by attaching to parent cgroupns. > + */ > + if (!cgroup_is_descendant(cgroup_ns->root_cgrp, > + task_cgroupns_root(task))) > + goto out_unlock; > + > + err = 0; > + get_cgroup_ns(cgroup_ns); > + put_cgroup_ns(nsproxy->cgroup_ns); > + nsproxy->cgroup_ns = cgroup_ns; > + > +out_unlock: > + threadgroup_unlock(current); > + if (cgrp) > + cgroup_put(cgrp); > + return err; > } > > static void *cgroupns_get(struct task_struct *task) > -- > 2.1.0.rc2.206.gedb03e5 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
next prev parent reply other threads:[~2014-10-16 21:12 UTC|newest] Thread overview: 384+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <adityakali-cgroupns> 2014-07-17 19:52 ` [PATCH 0/5] RFC: CGroup Namespaces Aditya Kali 2014-07-17 19:52 ` Aditya Kali 2014-07-17 19:52 ` [PATCH 2/5] sched: new clone flag CLONE_NEWCGROUP for cgroup namespace Aditya Kali 2014-07-17 19:52 ` Aditya Kali 2014-07-24 17:01 ` Serge Hallyn 2014-07-24 17:01 ` Serge Hallyn 2014-07-31 19:48 ` Aditya Kali 2014-07-31 19:48 ` Aditya Kali 2014-08-04 23:12 ` Serge Hallyn 2014-08-04 23:12 ` Serge Hallyn [not found] ` <CAGr1F2FAiSFR_Y3t1=eBVoAtJvh4m=cNUi+vG146nDkgtBjisQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-08-04 23:12 ` Serge Hallyn 2014-07-31 19:48 ` Aditya Kali [not found] ` <1405626731-12220-3-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-07-24 17:01 ` Serge Hallyn 2014-07-18 16:00 ` [PATCH 0/5] RFC: CGroup Namespaces Serge Hallyn 2014-07-18 16:00 ` Serge Hallyn 2014-07-24 16:10 ` Serge Hallyn 2014-07-24 16:10 ` Serge Hallyn 2014-07-24 16:36 ` Serge Hallyn 2014-07-24 16:36 ` Serge Hallyn 2014-07-25 19:29 ` Aditya Kali 2014-07-25 19:29 ` Aditya Kali 2014-07-25 20:27 ` Andy Lutomirski 2014-07-25 20:27 ` Andy Lutomirski [not found] ` <CAGr1F2GcAema-E2q6PFj=R0Z505iD7JshrMuMdfPTJ95wMiQMA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-25 20:27 ` Andy Lutomirski 2014-07-29 4:51 ` Serge E. Hallyn 2014-07-29 4:51 ` Serge E. Hallyn 2014-07-29 4:51 ` Serge E. Hallyn [not found] ` <20140729045159.GB31047-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2014-07-29 15:08 ` Andy Lutomirski 2014-07-29 15:08 ` Andy Lutomirski [not found] ` <CALCETrW5yQLo-SvDgqjt881OD1GnuxMmGKjoohYT4nwtYw=9+w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-29 16:06 ` Serge E. Hallyn 2014-07-29 16:06 ` Serge E. Hallyn 2014-07-25 19:29 ` Aditya Kali [not found] ` <1405626731-12220-1-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-07-17 19:52 ` [PATCH 1/5] kernfs: Add API to get generate relative kernfs path Aditya Kali 2014-07-17 19:52 ` Aditya Kali 2014-07-24 15:10 ` Serge Hallyn 2014-07-24 15:10 ` Serge Hallyn [not found] ` <1405626731-12220-2-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-07-24 15:10 ` Serge Hallyn 2014-07-17 19:52 ` [PATCH 2/5] sched: new clone flag CLONE_NEWCGROUP for cgroup namespace Aditya Kali 2014-07-17 19:52 ` [PATCH 3/5] cgroup: add function to get task's cgroup on default hierarchy Aditya Kali 2014-07-17 19:52 ` Aditya Kali [not found] ` <1405626731-12220-4-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-07-24 16:59 ` Serge Hallyn 2014-07-24 16:59 ` Serge Hallyn 2014-07-24 16:59 ` Serge Hallyn 2014-07-17 19:52 ` [PATCH 4/5] cgroup: export cgroup_get() and cgroup_put() Aditya Kali 2014-07-17 19:52 ` Aditya Kali 2014-07-24 17:03 ` Serge Hallyn 2014-07-24 17:03 ` Serge Hallyn [not found] ` <1405626731-12220-5-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-07-24 17:03 ` Serge Hallyn 2014-07-17 19:52 ` [PATCH 5/5] cgroup: introduce cgroup namespaces Aditya Kali 2014-07-17 19:52 ` Aditya Kali [not found] ` <1405626731-12220-6-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-07-17 19:57 ` Andy Lutomirski 2014-07-17 19:57 ` Andy Lutomirski [not found] ` <CALCETrWXMMGzptvEu6TfzTjBou4t==W39_nNB5FJwSk2Zy8uCQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-17 20:55 ` Aditya Kali 2014-07-17 20:55 ` Aditya Kali 2014-07-18 16:51 ` Andy Lutomirski 2014-07-18 16:51 ` Andy Lutomirski [not found] ` <CALCETrW6YpyJBmr3sZC6KL03GP4dcGYavQF5DFZfys6Cok-vpw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-18 18:51 ` Aditya Kali 2014-07-18 18:51 ` Aditya Kali [not found] ` <CAGr1F2GwZvZLPGLWKPPOt3vREwwVNbVPrgE6YJ01bACKejbc4Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-18 18:57 ` Andy Lutomirski 2014-07-18 18:57 ` Andy Lutomirski 2014-07-21 22:11 ` Aditya Kali 2014-07-21 22:11 ` Aditya Kali [not found] ` <CAGr1F2Fd_4=WUm4STPd4kdd5tNLO6aQ1OOQMKnRqyOKZSGvCpg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-21 22:16 ` Andy Lutomirski 2014-07-21 22:16 ` Andy Lutomirski 2014-07-21 22:16 ` Andy Lutomirski [not found] ` <CALCETrUhd41LFfF9epbVYJSOwqBq308Z8RZG9tzyPfx+Joe15Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-23 19:52 ` Aditya Kali 2014-07-23 19:52 ` Aditya Kali [not found] ` <CALCETrVeeL71sfVdbzRx0FpGrvQKbviEmUcMEosbUU+UJNQu9w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-21 22:11 ` Aditya Kali [not found] ` <CAGr1F2Ht1q_nYGJwmQvEEyj8r3R1stgD=g3s8_5zYOTogjz-UQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-07-18 16:51 ` Andy Lutomirski 2014-07-18 16:00 ` [PATCH 0/5] RFC: CGroup Namespaces Serge Hallyn 2014-07-24 16:10 ` Serge Hallyn 2014-07-24 16:36 ` Serge Hallyn 2014-07-17 19:52 ` Aditya Kali 2014-10-13 21:23 ` [PATCHv1 0/8] " Aditya Kali 2014-10-13 21:23 ` Aditya Kali 2014-10-13 21:23 ` [PATCHv1 1/8] kernfs: Add API to generate relative kernfs path Aditya Kali 2014-10-13 21:23 ` Aditya Kali 2014-10-16 16:07 ` Serge E. Hallyn 2014-10-16 16:07 ` Serge E. Hallyn [not found] ` <1413235430-22944-2-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-16 16:07 ` Serge E. Hallyn 2014-10-13 21:23 ` [PATCHv1 3/8] cgroup: add function to get task's cgroup on default hierarchy Aditya Kali 2014-10-16 16:13 ` Serge E. Hallyn 2014-10-16 16:13 ` Serge E. Hallyn [not found] ` <1413235430-22944-4-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-16 16:13 ` Serge E. Hallyn 2014-10-13 21:23 ` [PATCHv1 7/8] cgroup: cgroup namespace setns support Aditya Kali 2014-10-13 21:23 ` Aditya Kali [not found] ` <1413235430-22944-8-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-16 21:12 ` Serge E. Hallyn [this message] 2014-10-16 21:12 ` Serge E. Hallyn [not found] ` <20141016211236.GA4308-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2014-10-16 21:17 ` Andy Lutomirski 2014-10-16 21:17 ` Andy Lutomirski 2014-10-16 21:22 ` Aditya Kali 2014-10-16 21:22 ` Aditya Kali [not found] ` <CAGr1F2EH0ynfFihTh1dv=n1faxUh0zS3ggk303bwGnDnW2PUCw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-16 21:47 ` Serge E. Hallyn 2014-10-16 21:47 ` Serge E. Hallyn [not found] ` <20141016214710.GA4759-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2014-10-19 5:23 ` Eric W. Biederman 2014-10-19 5:23 ` Eric W. Biederman [not found] ` <87iojgmy3o.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2014-10-19 18:26 ` Andy Lutomirski 2014-10-19 18:26 ` Andy Lutomirski 2014-10-19 18:26 ` Andy Lutomirski 2014-10-20 4:55 ` Eric W.Biederman 2014-10-20 4:55 ` Eric W.Biederman 2014-10-20 4:55 ` Eric W.Biederman [not found] ` <44072106-c0f3-46b8-b2b5-9b1cbd1b7d88-2ueSQiBKiTY7tOexoI0I+QC/G2K4zDHf@public.gmane.org> 2014-10-21 0:20 ` Andy Lutomirski 2014-10-21 0:20 ` Andy Lutomirski 2014-10-21 0:20 ` Andy Lutomirski [not found] ` <CALCETrXhGnBM_xx=Auz3WRQXkqhGGTWuZN=PU+A9HZ7Ek27FLA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-21 4:49 ` Eric W. Biederman 2014-10-21 4:49 ` Eric W. Biederman 2014-10-21 4:49 ` Eric W. Biederman [not found] ` <87zjcq10ya.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2014-10-21 5:03 ` Andy Lutomirski 2014-10-21 5:03 ` Andy Lutomirski 2014-10-21 5:42 ` Eric W. Biederman 2014-10-21 5:42 ` Eric W. Biederman [not found] ` <87lhoayo59.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2014-10-21 5:49 ` Andy Lutomirski 2014-10-21 5:49 ` Andy Lutomirski 2014-10-21 18:49 ` Aditya Kali 2014-10-21 18:49 ` Aditya Kali [not found] ` <CAGr1F2Ee2MCKOwALR2YV7ppDmyHxO6+EsHqSc1+WcwKFPPQB0w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-21 19:02 ` Andy Lutomirski 2014-10-21 19:02 ` Andy Lutomirski [not found] ` <CALCETrWXDMRsexfvmh2CiMW4WX0ZLJ4pJvzHU55PEBk=NmnyZg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-21 22:33 ` Aditya Kali 2014-10-21 22:33 ` Aditya Kali [not found] ` <CAGr1F2FdQ4VF1_o7mdybZ-WhLLhFxdgkNnzotHOwnhLU8W+YCw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-21 22:42 ` Andy Lutomirski 2014-10-21 22:42 ` Andy Lutomirski 2014-10-21 22:42 ` Andy Lutomirski [not found] ` <CALCETrXEAegFmSs2LnfSJR0tQmqZudnESDER8CoqKxOCBFMwdA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-22 0:46 ` Aditya Kali 2014-10-22 0:46 ` Aditya Kali [not found] ` <CAGr1F2HYGG9=jwugywD8tUdB+dOjN4z+3BSpqL_m2aaM+3Rz1A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-22 0:58 ` Andy Lutomirski 2014-10-22 0:58 ` Andy Lutomirski [not found] ` <CALCETrUtqozUE=Lr5d2dBKd_vaLzfVvVv8g6ZALz1MWqVzj9dQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-22 18:37 ` Aditya Kali 2014-10-22 18:37 ` Aditya Kali [not found] ` <CAGr1F2EBDCVrXZd7fOdffQ2C0c25T8co4wfxRc8P0Jb18yq2uQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-22 18:50 ` Andy Lutomirski 2014-10-22 18:50 ` Andy Lutomirski 2014-10-22 19:42 ` Tejun Heo 2014-10-22 19:42 ` Tejun Heo [not found] ` <CALCETrVFKvtHpTfY3kuE5ZTrwQAzuDmk6dm-mbQffDHAZmq-KQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-21 18:49 ` Aditya Kali [not found] ` <CALCETrVkMtsnEh57jFZrdx5vHbz97BdO7OuupT+xVNnWpJjxng-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-21 5:42 ` Eric W. Biederman [not found] ` <CALCETrUC=yW72d2hDzjESmZAt85x1WcGz4L-DrtY5YXAQxbpMA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-20 4:55 ` Eric W.Biederman 2014-10-17 9:52 ` Serge E. Hallyn 2014-10-17 9:52 ` Serge E. Hallyn [not found] ` <1413235430-22944-1-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-13 21:23 ` [PATCHv1 1/8] kernfs: Add API to generate relative kernfs path Aditya Kali 2014-10-13 21:23 ` [PATCHv1 2/8] sched: new clone flag CLONE_NEWCGROUP for cgroup namespace Aditya Kali 2014-10-13 21:23 ` Aditya Kali [not found] ` <1413235430-22944-3-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-16 16:08 ` Serge E. Hallyn 2014-10-16 16:08 ` Serge E. Hallyn 2014-10-16 16:08 ` Serge E. Hallyn 2014-10-13 21:23 ` [PATCHv1 3/8] cgroup: add function to get task's cgroup on default hierarchy Aditya Kali 2014-10-13 21:23 ` [PATCHv1 4/8] cgroup: export cgroup_get() and cgroup_put() Aditya Kali 2014-10-13 21:23 ` Aditya Kali [not found] ` <1413235430-22944-5-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-16 16:14 ` Serge E. Hallyn 2014-10-16 16:14 ` Serge E. Hallyn 2014-10-16 16:14 ` Serge E. Hallyn 2014-10-13 21:23 ` [PATCHv1 5/8] cgroup: introduce cgroup namespaces Aditya Kali 2014-10-13 21:23 ` Aditya Kali [not found] ` <1413235430-22944-6-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-16 16:37 ` Serge E. Hallyn 2014-10-16 16:37 ` Serge E. Hallyn 2014-10-16 16:37 ` Serge E. Hallyn [not found] ` <20141016163703.GE1392-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2014-10-24 1:03 ` Aditya Kali 2014-10-24 1:03 ` Aditya Kali [not found] ` <CAGr1F2E0VdBafZg6P2yeP6bgxsMEm53fEuT29HTLygTKobgi-w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-25 3:16 ` Serge E. Hallyn 2014-10-25 3:16 ` Serge E. Hallyn 2014-10-13 21:23 ` [PATCHv1 6/8] cgroup: restrict cgroup operations within task's cgroupns Aditya Kali 2014-10-13 21:23 ` Aditya Kali [not found] ` <1413235430-22944-7-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-17 9:28 ` Serge E. Hallyn 2014-10-17 9:28 ` Serge E. Hallyn [not found] ` <20141017092814.GA8848-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2014-10-22 19:06 ` Aditya Kali 2014-10-22 19:06 ` Aditya Kali 2014-10-22 19:06 ` Aditya Kali 2014-10-19 4:57 ` Eric W. Biederman 2014-10-19 4:57 ` Eric W. Biederman 2014-10-13 21:23 ` [PATCHv1 7/8] cgroup: cgroup namespace setns support Aditya Kali 2014-10-13 21:23 ` [PATCHv1 8/8] cgroup: mount cgroupns-root when inside non-init cgroupns Aditya Kali 2014-10-14 22:42 ` [PATCHv1 0/8] CGroup Namespaces Andy Lutomirski 2014-10-14 22:42 ` Andy Lutomirski [not found] ` <CALCETrVnjrBt3odufhAirf45_REq-S9T=HpoEWqmFef2M6PucA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-10-14 23:33 ` Aditya Kali 2014-10-14 23:33 ` Aditya Kali 2014-10-19 4:54 ` Eric W. Biederman 2014-10-19 4:54 ` Eric W. Biederman 2015-07-22 18:10 ` Vincent Batts 2015-07-22 18:10 ` Vincent Batts [not found] ` <87k33wpsl3.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-07-22 18:10 ` Vincent Batts 2014-10-13 21:23 ` [PATCHv1 8/8] cgroup: mount cgroupns-root when inside non-init cgroupns Aditya Kali [not found] ` <1413235430-22944-9-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-17 12:19 ` Serge E. Hallyn 2014-10-17 12:19 ` Serge E. Hallyn 2014-10-31 19:18 ` [PATCHv2 0/7] CGroup Namespaces Aditya Kali 2014-10-31 19:18 ` Aditya Kali 2014-10-31 19:19 ` [PATCHv2 6/7] cgroup: cgroup namespace setns support Aditya Kali 2014-10-31 19:19 ` Aditya Kali 2014-10-31 19:19 ` [PATCHv2 7/7] cgroup: mount cgroupns-root when inside non-init cgroupns Aditya Kali 2014-11-01 0:07 ` Andy Lutomirski 2014-11-01 0:07 ` Andy Lutomirski 2014-11-01 2:59 ` Eric W. Biederman 2014-11-01 2:59 ` Eric W. Biederman [not found] ` <87a94blj6m.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2014-11-01 3:29 ` Andy Lutomirski 2014-11-01 3:29 ` Andy Lutomirski [not found] ` <CALCETrXTaZ3SJ_t-gnbc93BVZXg-912NqO78kFd0Tpi-5-dZoQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-01 2:59 ` Eric W. Biederman 2014-11-03 23:12 ` Aditya Kali 2014-11-03 23:12 ` Aditya Kali 2014-11-03 23:15 ` Andy Lutomirski 2014-11-03 23:15 ` Andy Lutomirski 2014-11-03 23:23 ` Aditya Kali 2014-11-03 23:23 ` Aditya Kali [not found] ` <CAGr1F2GX45gC-V7kEzVjp-EiYfdPDVBRs+99nASpgFVAdYX+1w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-03 23:48 ` Andy Lutomirski 2014-11-03 23:48 ` Andy Lutomirski [not found] ` <CALCETrUB_xx5zno26k5UjAFt77nZTpgyndD4AuBSZxiZBNjXSw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-04 0:12 ` Aditya Kali 2014-11-04 0:12 ` Aditya Kali 2014-11-04 0:12 ` Aditya Kali [not found] ` <CAGr1F2EV4p_nJP_oMe3N8pBPedAZHbdB=XCMPjSEZTC9jmZoAg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-04 0:17 ` Andy Lutomirski 2014-11-04 0:17 ` Andy Lutomirski [not found] ` <CALCETrXeG2t=fW9HbkirDZudw9pbDwoqDq5ygJBkBMbqqoDAvw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-04 0:49 ` Aditya Kali 2014-11-04 0:49 ` Aditya Kali [not found] ` <CALCETrW64-6xC6psP-8k0H-1GfVnWBTeEBNSrE_sH+-DFtuZQQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-03 23:23 ` Aditya Kali 2014-11-04 13:57 ` Tejun Heo 2014-11-04 13:57 ` Tejun Heo 2014-11-06 17:28 ` Aditya Kali 2014-11-06 17:28 ` Aditya Kali [not found] ` <20141104135726.GB14014-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org> 2014-11-06 17:28 ` Aditya Kali [not found] ` <CAGr1F2FuPQxLraYv7PstJ9c8H-XQsgawaAtj4AS77B+_0k2o+A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-03 23:15 ` Andy Lutomirski 2014-11-04 13:57 ` Tejun Heo 2014-11-04 1:59 ` Aditya Kali 2014-11-04 1:59 ` Aditya Kali [not found] ` <1414783141-6947-8-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-11-01 0:07 ` Andy Lutomirski 2014-11-01 1:09 ` Eric W. Biederman 2014-11-01 1:09 ` Eric W. Biederman 2014-11-03 22:46 ` Aditya Kali 2014-11-03 22:46 ` Aditya Kali [not found] ` <87y4rvrakn.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2014-11-03 22:43 ` Aditya Kali [not found] ` <CAGr1F2Hd_PS_AscBGMXdZC9qkHGRUp-MeQvJksDOQkRBB3RGoA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-03 22:56 ` Andy Lutomirski 2014-11-03 22:56 ` Andy Lutomirski 2014-11-04 13:46 ` Tejun Heo 2014-11-04 13:46 ` Tejun Heo 2014-11-04 13:46 ` Tejun Heo 2014-11-04 15:00 ` Andy Lutomirski 2014-11-04 15:00 ` Andy Lutomirski [not found] ` <CALCETrUggQCJyxsTWRNrjt3GM=R0VMU6RjMkU1aw3YUNMx1xEw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-04 15:50 ` Serge E. Hallyn 2014-11-04 15:50 ` Serge E. Hallyn [not found] ` <20141104155052.GA7027-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2014-11-12 17:48 ` Aditya Kali 2014-11-12 17:48 ` Aditya Kali 2014-11-12 17:48 ` Aditya Kali [not found] ` <20141104134633.GA14014-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org> 2014-11-04 15:00 ` Andy Lutomirski 2014-11-03 22:46 ` Aditya Kali 2014-11-04 1:59 ` Aditya Kali [not found] ` <1414783141-6947-1-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-10-31 19:18 ` [PATCHv2 1/7] kernfs: Add API to generate relative kernfs path Aditya Kali 2014-10-31 19:18 ` Aditya Kali 2014-10-31 19:18 ` [PATCHv2 2/7] sched: new clone flag CLONE_NEWCGROUP for cgroup namespace Aditya Kali 2014-10-31 19:18 ` Aditya Kali 2014-10-31 19:18 ` [PATCHv2 3/7] cgroup: add function to get task's cgroup on default hierarchy Aditya Kali 2014-10-31 19:18 ` Aditya Kali 2014-10-31 19:18 ` [PATCHv2 4/7] cgroup: export cgroup_get() and cgroup_put() Aditya Kali 2014-10-31 19:18 ` Aditya Kali 2014-10-31 19:18 ` [PATCHv2 5/7] cgroup: introduce cgroup namespaces Aditya Kali 2014-10-31 19:18 ` Aditya Kali [not found] ` <1414783141-6947-6-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-11-01 0:02 ` Andy Lutomirski 2014-11-01 0:02 ` Andy Lutomirski [not found] ` <CALCETrWzYPngmWPMWnSFyiTPDwNJYPpXUj1C-294uQgjvp9wcA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-01 0:58 ` Eric W. Biederman 2014-11-01 0:58 ` Eric W. Biederman [not found] ` <87y4rvspnd.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2014-11-03 23:42 ` Aditya Kali 2014-11-03 23:42 ` Aditya Kali 2014-11-03 23:40 ` Aditya Kali 2014-11-03 23:40 ` Aditya Kali 2014-11-04 1:56 ` Aditya Kali 2014-11-04 1:56 ` Aditya Kali 2014-10-31 19:19 ` [PATCHv2 6/7] cgroup: cgroup namespace setns support Aditya Kali 2014-10-31 19:19 ` [PATCHv2 7/7] cgroup: mount cgroupns-root when inside non-init cgroupns Aditya Kali 2014-11-04 13:10 ` [PATCHv2 0/7] CGroup Namespaces Vivek Goyal 2014-11-04 13:10 ` Vivek Goyal [not found] ` <20141104131030.GA2937-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> 2014-11-06 17:33 ` Aditya Kali 2014-11-06 17:33 ` Aditya Kali [not found] ` <CAGr1F2Hm4+aCUz3RqkgUhbJAQtWvUbb2CRDkW5rJSZkwLM_huw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-11-26 22:58 ` Richard Weinberger 2014-11-26 22:58 ` Richard Weinberger [not found] ` <CAFLxGvybiem34J3zrtVhW=4itSdczassNt9RcuxnpJQeAz-JVA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2014-12-02 19:14 ` Aditya Kali 2014-12-02 19:14 ` Aditya Kali 2014-12-05 1:55 ` [PATCHv3 0/8] " Aditya Kali 2014-12-05 1:55 ` Aditya Kali 2014-12-05 1:55 ` [PATCHv3 1/8] kernfs: Add API to generate relative kernfs path Aditya Kali 2014-12-05 1:55 ` Aditya Kali 2014-12-05 1:55 ` [PATCHv3 7/8] cgroup: mount cgroupns-root when inside non-init cgroupns Aditya Kali 2014-12-05 1:55 ` Aditya Kali [not found] ` <1417744550-6461-8-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-12-12 8:55 ` Zefan Li 2014-12-12 8:55 ` Zefan Li [not found] ` <1417744550-6461-1-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-12-05 1:55 ` [PATCHv3 1/8] kernfs: Add API to generate relative kernfs path Aditya Kali 2014-12-05 1:55 ` [PATCHv3 2/8] sched: new clone flag CLONE_NEWCGROUP for cgroup namespace Aditya Kali 2014-12-05 1:55 ` Aditya Kali 2014-12-05 1:55 ` [PATCHv3 3/8] cgroup: add function to get task's cgroup on default hierarchy Aditya Kali 2014-12-05 1:55 ` Aditya Kali 2014-12-05 1:55 ` [PATCHv3 4/8] cgroup: export cgroup_get() and cgroup_put() Aditya Kali 2014-12-05 1:55 ` Aditya Kali 2014-12-05 1:55 ` [PATCHv3 5/8] cgroup: introduce cgroup namespaces Aditya Kali 2014-12-05 1:55 ` Aditya Kali [not found] ` <1417744550-6461-6-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-12-12 8:54 ` Zefan Li 2014-12-12 8:54 ` Zefan Li 2014-12-05 1:55 ` [PATCHv3 6/8] cgroup: cgroup namespace setns support Aditya Kali 2014-12-05 1:55 ` Aditya Kali 2014-12-05 1:55 ` [PATCHv3 7/8] cgroup: mount cgroupns-root when inside non-init cgroupns Aditya Kali 2014-12-05 1:55 ` [PATCHv3 8/8] cgroup: Add documentation for cgroup namespaces Aditya Kali 2014-12-05 1:55 ` Aditya Kali [not found] ` <1417744550-6461-9-git-send-email-adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> 2014-12-12 8:54 ` Zefan Li 2014-12-12 8:54 ` Zefan Li [not found] ` <548AAD42.5010002-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2015-01-05 22:54 ` Aditya Kali 2015-01-05 22:54 ` Aditya Kali 2014-12-14 23:05 ` Richard Weinberger 2014-12-14 23:05 ` Richard Weinberger [not found] ` <548E17CE.8010704-/L3Ra7n9ekc@public.gmane.org> 2015-01-05 22:48 ` Aditya Kali 2015-01-05 22:48 ` Aditya Kali [not found] ` <CAGr1F2HA6mzFwgp5ngX8P7=198-5CmCjLmuCJ8j3eQ08J2d9Qw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2015-01-05 22:52 ` Richard Weinberger 2015-01-05 22:52 ` Richard Weinberger 2015-01-05 23:53 ` Eric W. Biederman 2015-01-05 23:53 ` Eric W. Biederman [not found] ` <87lhlgpyxk.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-01-06 0:07 ` Richard Weinberger 2015-01-06 0:07 ` Richard Weinberger 2015-01-06 0:10 ` Aditya Kali 2015-01-06 0:10 ` Aditya Kali 2015-01-06 0:10 ` Aditya Kali 2015-01-06 0:17 ` Richard Weinberger 2015-01-06 0:17 ` Richard Weinberger 2015-01-06 23:20 ` Aditya Kali 2015-01-06 23:20 ` Aditya Kali 2015-01-06 23:39 ` Richard Weinberger 2015-01-06 23:39 ` Richard Weinberger [not found] ` <CAGr1F2EGOUSEd3-G4PS0mq=9kU1nWG4CwHUOQaNUATepc11_Sw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2015-01-06 23:39 ` Richard Weinberger 2015-01-07 9:28 ` Richard Weinberger 2015-01-07 9:28 ` Richard Weinberger 2015-01-07 18:57 ` Aditya Kali 2015-01-07 18:57 ` Aditya Kali [not found] ` <54ACFC38.5070007-/L3Ra7n9ekc@public.gmane.org> 2015-01-07 14:45 ` Eric W. Biederman 2015-01-07 14:45 ` Eric W. Biederman 2015-01-07 19:30 ` Serge E. Hallyn 2015-01-07 19:30 ` Serge E. Hallyn 2015-01-07 22:14 ` Eric W. Biederman 2015-01-07 22:14 ` Eric W. Biederman [not found] ` <87bnma6xwv.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-01-07 22:45 ` Tejun Heo 2015-01-07 22:45 ` Tejun Heo 2015-01-07 23:02 ` Eric W. Biederman 2015-01-07 23:02 ` Eric W. Biederman [not found] ` <878uhe42km.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-01-07 23:06 ` Tejun Heo 2015-01-07 23:06 ` Tejun Heo [not found] ` <20150107230615.GA28630-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org> 2015-01-07 23:09 ` Eric W. Biederman 2015-01-07 23:09 ` Eric W. Biederman 2015-01-07 23:09 ` Eric W. Biederman 2015-01-07 23:27 ` Eric W. Biederman 2015-01-07 23:27 ` Eric W. Biederman [not found] ` <87y4peyxw5.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-01-07 23:35 ` Tejun Heo 2015-01-07 23:35 ` Tejun Heo [not found] ` <20150107233553.GC28630-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org> 2015-02-11 3:46 ` Serge E. Hallyn 2015-02-11 3:46 ` Serge E. Hallyn 2015-02-11 3:46 ` Serge E. Hallyn [not found] ` <20150211034616.GA25022-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2015-02-11 4:09 ` Tejun Heo 2015-02-11 4:09 ` Tejun Heo [not found] ` <20150211040957.GC21356-piEFEHQLUPpN0TnZuCh8vA@public.gmane.org> 2015-02-11 4:29 ` Serge E. Hallyn 2015-02-11 4:29 ` Serge E. Hallyn 2015-02-11 4:29 ` Serge E. Hallyn 2015-02-11 5:02 ` Eric W. Biederman 2015-02-11 5:02 ` Eric W. Biederman [not found] ` <87oap1qbv3.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-02-11 5:17 ` Tejun Heo 2015-02-11 5:17 ` Tejun Heo 2015-02-11 5:17 ` Tejun Heo 2015-02-11 16:00 ` Serge E. Hallyn 2015-02-11 16:00 ` Serge E. Hallyn [not found] ` <20150211160023.GA1579-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2015-02-11 16:03 ` Tejun Heo 2015-02-11 16:03 ` Tejun Heo 2015-02-11 16:03 ` Tejun Heo [not found] ` <20150211160347.GE21356-piEFEHQLUPpN0TnZuCh8vA@public.gmane.org> 2015-02-11 16:18 ` Serge E. Hallyn 2015-02-11 16:18 ` Serge E. Hallyn [not found] ` <20150211051704.GB24897-qYNAdHglDFBN0TnZuCh8vA@public.gmane.org> 2015-02-11 6:29 ` Eric W. Biederman 2015-02-11 6:29 ` Eric W. Biederman [not found] ` <87twytklkv.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-02-11 14:36 ` Tejun Heo 2015-02-11 14:36 ` Tejun Heo 2015-02-11 14:36 ` Tejun Heo 2015-02-11 16:00 ` Serge E. Hallyn [not found] ` <20150211042942.GA27931-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2015-02-11 5:02 ` Eric W. Biederman 2015-02-11 5:10 ` Tejun Heo 2015-02-11 5:10 ` Tejun Heo 2015-02-11 5:10 ` Tejun Heo [not found] ` <87fvbm2nni.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-01-07 23:16 ` Tejun Heo 2015-01-07 23:16 ` Tejun Heo 2015-01-07 23:27 ` Eric W. Biederman [not found] ` <20150107224430.GA28414-Gd/HAXX7CRxy/B6EtB590w@public.gmane.org> 2015-01-07 23:02 ` Eric W. Biederman [not found] ` <20150107193059.GA1857-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2015-01-07 22:14 ` Eric W. Biederman [not found] ` <87fvbmir9q.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org> 2015-01-07 19:30 ` Serge E. Hallyn 2015-01-07 18:57 ` Aditya Kali [not found] ` <54AB2992.6060707-/L3Ra7n9ekc@public.gmane.org> 2015-01-06 23:20 ` Aditya Kali [not found] ` <CAGr1F2HSi_D07r2c5CKOsjSR1+58k9G2MrtACsd+HV6XKvJ7cA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2015-01-06 0:17 ` Richard Weinberger [not found] ` <54AB15BD.8020007-/L3Ra7n9ekc@public.gmane.org> 2015-01-05 23:53 ` Eric W. Biederman 2014-12-05 3:20 ` [PATCHv3 0/8] CGroup Namespaces Aditya Kali 2014-12-05 3:20 ` Aditya Kali 2014-12-05 3:20 ` Aditya Kali
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