hammer_ioc_prune
struct hammer_ioc_prune *template,
struct hammer_ioc_prune dummy_template;
struct hammer_ioc_prune *template,
struct hammer_ioc_prune prune;
struct hammer_ioc_prune *template,
struct hammer_ioc_prune *template,
struct hammer_ioc_prune template;
int hammer_ioc_prune(hammer_transaction_t trans, hammer_inode_t ip,
struct hammer_ioc_prune *prune);
error = hammer_ioc_prune(&trans, ip,
(struct hammer_ioc_prune *)data);
#define HAMMERIOC_PRUNE _IOWR('h',1,struct hammer_ioc_prune)
prune_should_delete(struct hammer_ioc_prune *prune, hammer_btree_leaf_elm_t elm)
static int prune_should_delete(struct hammer_ioc_prune *prune,
struct hammer_ioc_prune *prune)