--- /dev/null
+#ifndef __PERF_COMM_H
+#define __PERF_COMM_H
+
+#include "../perf.h"
+#include <linux/rbtree.h>
+#include <linux/list.h>
+
+struct comm_str;
+
+struct comm {
+ struct comm_str *comm_str;
+ u64 start;
+ struct list_head list;
+ bool exec;
+ union { /* Tool specific area */
+ void *priv;
+ u64 db_id;
+ };
+};
+
+void comm__free(struct comm *comm);
+struct comm *comm__new(const char *str, u64 timestamp, bool exec);
+const char *comm__str(const struct comm *comm);
+int comm__override(struct comm *comm, const char *str, u64 timestamp,
+ bool exec);
+
+#endif /* __PERF_COMM_H */