Re: [PATCH] hashmap: add API to disable item counting when threaded

From

Simon Ruderich <simon@ruderich.org>

Date

Sep 2, 2017, 08:39 UTC

Message-ID

<20170902083920.simgdrdteorxt6yo@ruderich.org>

In-Reply-To

<20170830185922.10107-2-git@jeffhostetler.com>

On Wed, Aug 30, 2017 at 06:59:22PM +0000, Jeff Hostetler wrote:

> [snip]
> +/*
> + * Re-enable item couting when adding/removing items.
> + * If counting is currently disabled, it will force count them.

> + * This might be used after leaving a threaded section.
> + */
> +static inline void hashmap_enable_item_counting(struct hashmap *map)
> +{
> +	void *item;
> +	unsigned int n = 0;
> +	struct hashmap_iter iter;
> +
> +	hashmap_iter_init(map, &iter);
> +	while ((item = hashmap_iter_next(&iter)))
> +		n++;
> +
> +	map->do_count_items = 1;
> +	map->private_size = n;
> +}

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