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    SubjectRe: [RFC -resend] Make Yama pid_ns aware
    On Mon, Nov 28, 2011 at 11:16 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.
    > [...]
    > Signed-off-by: Vasiliy Kulikov <>

    Thanks! I'll include this in the next Yama patch set.

    Acked-by: Kees Cook <>


    Kees Cook
    ChromeOS Security
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