#define LOV_PATTERN_FIRST 0x100 /* first stripe is not in round-robin */
#define LOV_PATTERN_CMOBD 0x200
+#define LOV_OBJECT_GROUP_DEFAULT ~0ULL
+#define LOV_OBJECT_GROUP_CLEAR 0ULL
+
#define lov_ost_data lov_ost_data_v1
struct lov_ost_data_v1 { /* per-stripe data structure (little-endian)*/
__u64 l_object_id; /* OST object ID */