Symbol: DS_FLAG_DEFER_DESTROY
usr/src/uts/common/fs/zfs/dsl_destroy.c
273
dsl_dataset_phys(ds)->ds_flags |= DS_FLAG_DEFER_DESTROY;
usr/src/uts/common/fs/zfs/sys/dsl_dataset.h
78
(dsl_dataset_phys(ds)->ds_flags & DS_FLAG_DEFER_DESTROY)