[PATCH 4/5] [V2] Define is_global_init() and is_container_init()

Andrew Morton akpm at linux-foundation.org
Fri Jul 20 15:41:13 PDT 2007


On Thu, 19 Jul 2007 00:21:58 -0700
sukadev at us.ibm.com wrote:

> --- lx26-22-rc6-mm1a.orig/kernel/pid.c	2007-07-16 12:55:15.000000000 -0700
> +++ lx26-22-rc6-mm1a/kernel/pid.c	2007-07-16 13:10:48.000000000 -0700
> @@ -69,6 +69,13 @@ struct pid_namespace init_pid_ns = {
>  	.last_pid = 0,
>  	.child_reaper = &init_task
>  };
> +EXPORT_SYMBOL(init_pid_ns);
> +
> +int is_global_init(struct task_struct *tsk)
> +{
> +	return tsk == init_pid_ns.child_reaper;
> +}
> +EXPORT_SYMBOL(is_global_init);

I don't immediately see why init_pid_ns was exported to modules.

It would need to be exported if is_global_init() was made static inline in a
header (which seems like a sensible thing to do), but it wasn't.



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