Implement listing of pid tracker content

[lttng-modules.git] / lttng-events.h

diff --git a/lttng-events.h b/lttng-events.h
index 7d3314590384906fbd95b2406f593c59d1806cd0..d761360c7757009971ad9f6b8a5a0c0f3c0f561c 100644 (file)
--- a/lttng-events.h
+++ b/lttng-events.h
@@ -336,6 +336,11 @@ struct lttng_pid_tracker {
        struct hlist_head pid_hash[LTTNG_PID_TABLE_SIZE];
 };
 
+struct lttng_pid_hash_node {
+       struct hlist_node hlist;
+       int pid;
+};
+
 struct lttng_session {
        int active;                     /* Is trace session active ? */
        int been_active;                /* Has trace session been active ? */
@@ -412,6 +417,7 @@ void lttng_probes_exit(void);
 int lttng_metadata_output_channel(struct lttng_metadata_stream *stream,
                struct channel *chan);
 
+int lttng_pid_tracker_get_node_pid(const struct lttng_pid_hash_node *node);
 struct lttng_pid_tracker *lttng_pid_tracker_create(void);
 void lttng_pid_tracker_destroy(struct lttng_pid_tracker *lpf);
 bool lttng_pid_tracker_lookup(struct lttng_pid_tracker *lpf, int pid);
@@ -421,6 +427,8 @@ int lttng_pid_tracker_del(struct lttng_pid_tracker *lpf, int pid);
 int lttng_session_track_pid(struct lttng_session *session, int pid);
 int lttng_session_untrack_pid(struct lttng_session *session, int pid);
 
+int lttng_session_list_tracker_pids(struct lttng_session *session);
+
 #if defined(CONFIG_HAVE_SYSCALL_TRACEPOINTS)
 int lttng_syscalls_register(struct lttng_channel *chan, void *filter);
 int lttng_syscalls_unregister(struct lttng_channel *chan);