Constant nc::types::PERF_RECORD_NAMESPACES

pub const PERF_RECORD_NAMESPACES: i32 = 16;

struct {
  struct perf_event_header header;
  u32 pid;
  u32 tid;
  u64 nr_namespaces;
  { u64 dev, inode; } [nr_namespaces];
  struct sample_id sample_id;
};