BPF_MAP_TYPE_UNSPEC 0
BPF_MAP_TYPE_HASH 1
BPF_MAP_TYPE_ARRAY 2
BPF_MAP_TYPE_PROG_ARRAY 3
BPF_MAP_TYPE_PERF_EVENT_ARRAY 4
BPF_MAP_TYPE_PERCPU_HASH 5
BPF_MAP_TYPE_PERCPU_ARRAY 6
BPF_MAP_TYPE_STACK_TRACE 7
BPF_MAP_TYPE_CGROUP_ARRAY 8
BPF_MAP_TYPE_LRU_HASH 9
BPF_MAP_TYPE_LRU_PERCPU_HASH 10
BPF_MAP_TYPE_LPM_TRIE 11
BPF_MAP_TYPE_ARRAY_OF_MAPS 12
BPF_MAP_TYPE_HASH_OF_MAPS 13