1 files changed, 29 insertions, 0 deletions
diff --git a/include/qemu/qsp.h b/include/qemu/qsp.h
new file mode 100644
index 0000000000..a94c464f90
--- /dev/null
+++ b/include/qemu/qsp.h
@@ -0,0 +1,29 @@
+/*
+ * qsp.c - QEMU Synchronization Profiler
+ *
+ * Copyright (C) 2018, Emilio G. Cota <cota@braap.org>
+ *
+ * License: GNU GPL, version 2 or later.
+ *   See the COPYING file in the top-level directory.
+ *
+ * Note: this header file can *only* be included from thread.h.
+ */
+#ifndef QEMU_QSP_H
+#define QEMU_QSP_H
+
+#include "qemu/fprintf-fn.h"
+
+enum QSPSortBy {
+    QSP_SORT_BY_TOTAL_WAIT_TIME,
+    QSP_SORT_BY_AVG_WAIT_TIME,
+};
+
+void qsp_report(FILE *f, fprintf_function cpu_fprintf, size_t max,
+                enum QSPSortBy sort_by, bool callsite_coalesce);
+
+bool qsp_is_enabled(void);
+void qsp_enable(void);
+void qsp_disable(void);
+void qsp_reset(void);
+
+#endif /* QEMU_QSP_H */