Function sepgsql_avc_reclaim

contrib/sepgsql/uavc.c:91–125

* Reclaim caches recently unreferenced */

 * Reclaim caches recently unreferenced
 */
static void
sepgsql_avc_reclaim(void)
{
	ListCell   *cell;
	int			index;

	while (avc_num_caches >= avc_threshold - AVC_NUM_RECLAIM)
	{
		index = avc_lru_hint;

		foreach(cell, avc_slots[index])
		{
			avc_cache  *cache = lfirst(cell);

			if (!cache->hot_cache)
			{
				avc_slots[index]
					= foreach_delete_current(avc_slots[index], cell);

				pfree(cache->scontext);
				pfree(cache->tcontext);
				if (cache->ncontext)
					pfree(cache->ncontext);
				pfree(cache);

				avc_num_caches--;
			}
			else
			{
				cache->hot_cache = false;
			}
		}
		avc_lru_hint = (avc_lru_hint + 1) % AVC_NUM_SLOTS;
	}
}

/* -------------------------------------------------------------------------
 *