#include "tracepoint-internal.h"
#include "lttng-tracer.h"
#include "lttng-tracer-core.h"
+#include "lttng-ust-baddr.h"
#include "wait.h"
#include "../libringbuffer/shm.h"
#include "jhash.h"
static CDS_LIST_HEAD(sessions);
+struct cds_list_head *_lttng_get_sessions(void)
+{
+ return &sessions;
+}
+
static void _lttng_event_destroy(struct lttng_event *event);
static
/* Set atomically the state to "active" */
CMM_ACCESS_ONCE(session->active) = 1;
CMM_ACCESS_ONCE(session->been_active) = 1;
+
+ session->statedump_pending = 1;
+ lttng_ust_sockinfo_session_enabled(session->owner);
end:
return ret;
}
return 0;
}
+/*
+ * For each session of the owner thread, execute pending statedump.
+ * Only dump state for the sessions owned by the caller thread, because
+ * we don't keep ust_lock across the entire iteration.
+ */
+int lttng_handle_pending_statedump(void *owner)
+{
+ struct lttng_session *session;
+
+ /* Execute state dump */
+ lttng_ust_baddr_statedump(owner);
+
+ /* Clear pending state dump */
+ ust_lock();
+ cds_list_for_each_entry(session, &sessions, node) {
+ if (session->owner != owner)
+ continue;
+ if (!session->statedump_pending)
+ continue;
+ session->statedump_pending = 0;
+ }
+ ust_unlock();
+ return 0;
+}
+
/*
* Only used internally at session destruction.
*/