netdev - Re: [PATCH iproute2 v2 1/2] ip: display netns name instead of nsid

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Date:   Tue, 5 Jun 2018 09:52:24 -0700
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Nicolas Dichtel <nicolas.dichtel@...nd.com>
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH iproute2 v2 1/2] ip: display netns name instead of nsid

On Tue,  5 Jun 2018 15:08:30 +0200
Nicolas Dichtel <nicolas.dichtel@...nd.com> wrote:

>  
> +char *get_name_from_nsid(int nsid)
> +{
> +	struct nsid_cache *c;
> +
> +	netns_nsid_socket_init();
> +	netns_map_init();
> +
> +	c = netns_map_get_by_nsid(nsid);
> +	if (c)
> +		return c->name;
> +
> +	return NULL;
> +}
> +

This is better, but now there is a different problem.
When doing multiple interfaces, won't the initialization code be called twice?