From f9b19d9f838d7ef0b99e06149e58cbec1d775711 Mon Sep 17 00:00:00 2001 From: Jennifer Averett Date: Fri, 19 Sep 2014 14:04:49 -0500 Subject: score: Move is_executing_on_a_core from cpuusagereport.c to threadimpl.h --- cpukit/score/include/rtems/score/threadimpl.h | 30 +++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/cpukit/score/include/rtems/score/threadimpl.h b/cpukit/score/include/rtems/score/threadimpl.h index 61b498a9cf..bfaf1fdf67 100644 --- a/cpukit/score/include/rtems/score/threadimpl.h +++ b/cpukit/score/include/rtems/score/threadimpl.h @@ -493,6 +493,36 @@ RTEMS_INLINE_ROUTINE bool _Thread_Is_executing_on_a_processor( } #endif +/** + * @brief Returns @true and sets time_of_context_switch to the the + * time of the last context switch when the thread is currently executing + * in the system, otherwise @a false. + */ +RTEMS_INLINE_ROUTINE bool _Thread_Get_time_of_last_context_switch( + Thread_Control *the_thread, + Timestamp_Control *time_of_context_switch +) +{ + bool retval = false; + + _Thread_Disable_dispatch(); + #ifndef RTEMS_SMP + if ( _Thread_Executing->Object.id == the_thread->Object.id ) { + *time_of_context_switch = _Thread_Time_of_last_context_switch; + retval = true; + } + #else + if ( _Thread_Is_executing_on_a_processor( the_thread ) ) { + *time_of_context_switch = + _Thread_Get_CPU( the_thread )->time_of_last_context_switch; + retval = true; + } + #endif + _Thread_Enable_dispatch(); + return retval; +} + + /** * This function returns true if the_thread is the heir * thread, and false otherwise. -- cgit v1.2.3