tracing: do not mark thread as switched_out in case of no reschedule (ce119f5d) · Commits · Wenxi XU / zephyr

If z_get_next_switch_handle determines no reschdule is needed, do not mark thread as switched_out in set_curent() where new and old thread are the same. See zephyrproject-rtos/zephyr#88596 for more details. Signed-off-by:

Anas Nashif <anas.nashif@intel.com>

kernel/sched.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -820,7 +820,12 @@ struct k_thread *z_swap_next_thread(void)
		/* Just a wrapper around z_current_thread_set(xxx) with tracing */
		static inline void set_current(struct k_thread *new_thread)
		{
		/* If the new thread is the same as the current thread, we
		* don't need to do anything.
		*/
		if (IS_ENABLED(CONFIG_INSTRUMENT_THREAD_SWITCHING) && new_thread != _current) {
		z_thread_mark_switched_out();
		}
		z_current_thread_set(new_thread);
		}

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