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-rw-r--r--cpukit/libmisc/cpuuse/cpuusagereset.c34
1 files changed, 28 insertions, 6 deletions
diff --git a/cpukit/libmisc/cpuuse/cpuusagereset.c b/cpukit/libmisc/cpuuse/cpuusagereset.c
index 10d8ebec48..e56ab3cded 100644
--- a/cpukit/libmisc/cpuuse/cpuusagereset.c
+++ b/cpukit/libmisc/cpuuse/cpuusagereset.c
@@ -1,18 +1,38 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
/**
* @file
*
- * @ingroup libmisc_cpuuse CPU Usage
+ * @ingroup RTEMSImplCPUUsageReporting
*
- * @brief CPU Usage Reset
+ * @brief This source file contains the definition of
+ * rtems_cpu_usage_reset().
*/
/*
* COPYRIGHT (c) 1989-2009
* On-Line Applications Research Corporation (OAR).
*
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
@@ -20,6 +40,7 @@
#endif
#include <rtems/cpuuse.h>
+#include <rtems/rtems/scheduler.h>
#include <rtems/score/percpu.h>
#include <rtems/score/todimpl.h>
#include <rtems/score/schedulerimpl.h>
@@ -40,7 +61,8 @@ static bool CPU_usage_Per_thread_handler(
scheduler = _Thread_Scheduler_get_home( the_thread );
_Scheduler_Acquire_critical( scheduler, &scheduler_lock_context );
- _Timestamp_Set_to_zero( &the_thread->cpu_time_used );
+ the_thread->cpu_time_used_at_last_reset =
+ _Thread_Get_CPU_time_used_locked( the_thread );
_Scheduler_Release_critical( scheduler, &scheduler_lock_context );
_Thread_State_release( the_thread, &state_lock_context );