libringbuffer/nohz.h

   1 /*
   2  * SPDX-License-Identifier: LGPL-2.1-only
   3  *
   4  * Copyright (C) 2011-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   5  */
   6
   7 #ifndef _LTTNG_RING_BUFFER_NOHZ_H
   8 #define _LTTNG_RING_BUFFER_NOHZ_H
   9
  10 #include "ust-helper.h"
  11
  12 #ifdef CONFIG_LIB_RING_BUFFER
  13 LTTNG_HIDDEN
  14 void lib_ring_buffer_tick_nohz_flush(void);
  15 LTTNG_HIDDEN
  16 void lib_ring_buffer_tick_nohz_stop(void);
  17 LTTNG_HIDDEN
  18 void lib_ring_buffer_tick_nohz_restart(void);
  19 #else
  20 static inline void lib_ring_buffer_tick_nohz_flush(void)
  21 {
  22 }
  23
  24 static inline void lib_ring_buffer_tick_nohz_stop(void)
  25 {
  26 }
  27
  28 static inline void lib_ring_buffer_tick_nohz_restart(void)
  29 {
  30 }
  31 #endif
  32
  33 #endif /* _LTTNG_RING_BUFFER_NOHZ_H */