/* frees all zswap entries for the given swap type */
static void zswap_frontswap_invalidate_area(unsigned type)
{
struct zswap_tree *tree = zswap_trees[type];
struct zswap_entry *entry, *n;
if (!tree)
return;
/* walk the tree and free everything */
spin_lock(&tree->lock);
rbtree_postorder_for_each_entry_safe(entry, n, &tree->rbroot, rbnode)
zswap_free_entry(tree, entry);
tree->rbroot = RB_ROOT;
spin_unlock(&tree->lock);
zbud_destroy_pool(tree->pool);
kfree(tree);
zswap_trees[type] = NULL;
}
static void zbud_zpool_destroy(void *pool)
{
zbud_destroy_pool(pool);
}
