include/qemu/qsp.h

   1 /*
   2  * qsp.c - QEMU Synchronization Profiler
   3  *
   4  * Copyright (C) 2018, Emilio G. Cota <cota@braap.org>
   5  *
   6  * License: GNU GPL, version 2 or later.
   7  *   See the COPYING file in the top-level directory.
   8  *
   9  * Note: this header file can *only* be included from thread.h.
  10  */
  11 #ifndef QEMU_QSP_H
  12 #define QEMU_QSP_H
  13
  14 enum QSPSortBy {
  15     QSP_SORT_BY_TOTAL_WAIT_TIME,
  16     QSP_SORT_BY_AVG_WAIT_TIME,
  17 };
  18
  19 void qsp_report(size_t max, enum QSPSortBy sort_by,
  20                 bool callsite_coalesce);
  21
  22 bool qsp_is_enabled(void);
  23 void qsp_enable(void);
  24 void qsp_disable(void);
  25 void qsp_reset(void);
  26
  27 #endif /* QEMU_QSP_H */