[lkml]   [2011]   [Nov]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC] Make Yama pid_ns aware
On Mon, Nov 21, 2011 at 11:18 AM, Vasiliy Kulikov <> wrote:
> As Yama's sysctls are about defining a security policy for the system,
> it is reasonable to define it per container in case of LXC containers
> (or out-of-tree alternatives like OpenVZ).  In my opinion they belong
> to pid namespace.  With per-pid_ns sysctls it is possible to create
> multiple containers with different ptrace, /tmp, etc. policies.

Cool, this seems like a good idea. Thanks for the patch! If Serge (or
other folks thinking about per-pid_ns stuff) think this is a good
approach, I'm happy to include it in the next revision of the Yama

> proc_pid_dointvec_minmax() is stolen from its ipc_ns equivalent in
> ipc/ipc_sysctl.c.

I wonder if this function should be moved into a common location, in
case other things will want to do similar things.


Kees Cook
ChromeOS Security
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2011-11-21 20:45    [W:0.198 / U:14.888 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site