/*
* Returns TRUE if the property applies to any of the given dataset types.
+ *
+ * If headcheck is set, the check is being made against the head dataset
+ * type of a snapshot which requires to return B_TRUE when the property
+ * is only valid for snapshots.
*/
boolean_t
-zprop_valid_for_type(int prop, zfs_type_t type)
+zprop_valid_for_type(int prop, zfs_type_t type, boolean_t headcheck)
{
zprop_desc_t *prop_tbl;
ASSERT(prop < zprop_get_numprops(type));
prop_tbl = zprop_get_proptable(type);
+ if (headcheck && prop_tbl[prop].pd_types == ZFS_TYPE_SNAPSHOT)
+ return (B_TRUE);
return ((prop_tbl[prop].pd_types & type) != 0);
}