Re: [RFC] lsm: namespace hooks

[Richard Weinberger]

On Thu, Nov 27, 2014 at 3:01 PM, Lukasz Pawelczyk
<l.pawelczyk@xxxxxxxxxxx> wrote:
>  extern struct dentry *securityfs_create_file(const char *name, umode_t mode,
> diff --git a/include/uapi/linux/sched.h b/include/uapi/linux/sched.h
> index 34f9d73..5ac7fb9 100644
> --- a/include/uapi/linux/sched.h
> +++ b/include/uapi/linux/sched.h
> @@ -21,8 +21,7 @@
>  #define CLONE_DETACHED         0x00400000      /* Unused, ignored */
>  #define CLONE_UNTRACED         0x00800000      /* set if the tracing process can't force CLONE_PTRACE on this clone */
>  #define CLONE_CHILD_SETTID     0x01000000      /* set the TID in the child */
> -/* 0x02000000 was previously the unused CLONE_STOPPED (Start in stopped state)
> -   and is now available for re-use. */
> +#define CLONE_NEWLSM           0x02000000      /* New LSM namespace */

FYI, CLONE_NEWCGROUP also claims last flag [1].

As it looks we will get more and more namespaces, more than clone() can handle.

[1] https://lkml.org/lkml/2014/7/17/588

-- 
Thanks,
//richard
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