lttng_statedump_process_state for each PID NS

[lttng-modules.git] / lttng-statedump-impl.c

diff --git a/lttng-statedump-impl.c b/lttng-statedump-impl.c
index e042a96deaceed9e941f1db06afbf4ea620892a7..89b55e53c369abeae1b3d5a34d6ee824b528b58f 100644 (file)
--- a/lttng-statedump-impl.c
+++ b/lttng-statedump-impl.c
@@ -272,6 +272,32 @@ void list_interrupts(struct lttng_session *session)
 }
 #endif
 
+static
+void lttng_statedump_process_ns(struct lttng_session *session,
+               struct task_struct *p,
+               enum lttng_thread_type type,
+               enum lttng_execution_mode mode,
+               enum lttng_execution_submode submode,
+               enum lttng_process_status status)
+{
+       struct nsproxy *proxy;
+       struct pid_namespace *pid_ns;
+
+       rcu_read_lock();
+       proxy = task_nsproxy(p);
+       if (proxy) {
+               pid_ns = proxy->pid_ns;
+               do {
+                       trace_lttng_statedump_process_state(session,
+                               p, type, mode, submode, status, pid_ns);
+               } while (pid_ns);
+       } else {
+               trace_lttng_statedump_process_state(session,
+                       p, type, mode, submode, status, NULL);
+       }
+       rcu_read_unlock();
+}
+
 static
 int lttng_enumerate_process_states(struct lttng_session *session)
 {
@@ -321,7 +347,7 @@ int lttng_enumerate_process_states(struct lttng_session *session)
                                type = LTTNG_USER_THREAD;
                        else
                                type = LTTNG_KERNEL_THREAD;
-                       trace_lttng_statedump_process_state(session,
+                       lttng_statedump_process_ns(session,
                                p, type, mode, submode, status);
                        task_unlock(p);
                } while_each_thread(g, p);