[Devel] Re: [RFC v14][PATCH 04/54] General infrastructure for checkpoint restart

[Serge E. Hallyn]

Quoting Oren Laadan (orenl at cs.columbia.edu):
>  asmlinkage long sys_checkpoint(pid_t pid, int fd, unsigned long flags)
>  {
> -	pr_debug("sys_checkpoint not implemented yet\n");
> -	return -ENOSYS;
> +	struct ckpt_ctx *ctx;
> +	int ret;
> +
> +	/* no flags for now */
> +	if (flags)
> +		return -EINVAL;
> +
> +	if (pid == 0)
> +		pid = current->pid;

This uses the global pid, but get_container() later will do
	task = find_task_by_vpid(pid);

-serge
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