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SubjectRe: [PATCH] Define CLONE_NEWPID flag
On Wed, 21 Mar 2007 12:41:03 -0700
sukadev@us.ibm.com wrote:

>
> This was discussed on containers and we thought it would be useful
> to reserve this flag.
> ---
>
> From: Sukadev Bhattiprolu <sukadev@us.ibm.com>
> Subject: [PATCH] Define CLONE_NEWPID flag
>
> Define CLONE_NEWPID flag that will be used to clone pid namespaces.
>
> Signed-off-by: Sukadev Bhattiprolu <sukadev@us.ibm.com>
> ---
> include/linux/sched.h | 1 +
> 1 file changed, 1 insertion(+)
>
> Index: lx26-21-rc3-mm2/include/linux/sched.h
> ===================================================================
> --- lx26-21-rc3-mm2.orig/include/linux/sched.h 2007-03-20 20:13:19.000000000 -0700
> +++ lx26-21-rc3-mm2/include/linux/sched.h 2007-03-21 11:10:33.000000000 -0700
> @@ -26,6 +26,7 @@
> #define CLONE_STOPPED 0x02000000 /* Start in stopped state */
> #define CLONE_NEWUTS 0x04000000 /* New utsname group? */
> #define CLONE_NEWIPC 0x08000000 /* New ipcs */
> +#define CLONE_NEWPID 0x10000000 /* New pid namespace */
>

Do we actually have any need to reserve it at this time? I'd have thought
that we could defer adding this until we have some code in-kernel which
uses it.

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