Function zdb_ddt_leak_init

freebsd/contrib/openzfs/cmd/zdb/zdb.c:5508–5548

}

static void
zdb_ddt_leak_init(spa_t *spa, zdb_cb_t *zcb)
{
	ddt_bookmark_t ddb;
	ddt_entry_t dde;
	int error;
	int p;

	ASSERT(!dump_opt['L']);

	bzero(&ddb, sizeof (ddb));
	while ((error = ddt_walk(spa, &ddb, &dde)) == 0) {
		blkptr_t blk;
		ddt_phys_t *ddp = dde.dde_phys;

		if (ddb.ddb_class == DDT_CLASS_UNIQUE)
			return;

		ASSERT(ddt_phys_total_refcnt(&dde) > 1);

		for (p = 0; p < DDT_PHYS_TYPES; p++, ddp++) {
			if (ddp->ddp_phys_birth == 0)
				continue;
			ddt_bp_create(ddb.ddb_checksum,
			    &dde.dde_key, ddp, &blk);
			if (p == DDT_PHYS_DITTO) {
				zdb_count_block(zcb, NULL, &blk, ZDB_OT_DITTO);
			} else {
				zcb->zcb_dedup_asize +=
				    BP_GET_ASIZE(&blk) * (ddp->ddp_refcnt - 1);
				zcb->zcb_dedup_blocks++;
			}
		}
		ddt_t *ddt = spa->spa_ddt[ddb.ddb_checksum];
		ddt_enter(ddt);
		VERIFY(ddt_lookup(ddt, &blk, B_TRUE) != NULL);
		ddt_exit(ddt);
	}

	ASSERT(error == ENOENT);
}

typedef struct checkpoint_sm_exclude_entry_arg {
	vdev_t *cseea_vd;