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score: Move is_executing_on_a_core from cpuusagereport.c to threadimpl.h

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This commit is contained in:
Jennifer Averett
2014-09-19 14:04:49 -05:00
parent 134a1811c1
commit f9b19d9f83
1 changed files with 30 additions and 0 deletions
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30
cpukit/score/include/rtems/score/threadimpl.h
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@@ -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.