Commit d0f140e0 authored by Michal Simek's avatar Michal Simek
Browse files

microblaze: Do not trace cpu_relax function 



IRQsoff tracer requires to protect cpu_idle function
to get correct timing report.

Signed-off-by: default avatarMichal Simek <monstr@monstr.eu>
parent 6f34b08f

arch/microblaze/kernel/process.c

+5 −2
Original line number Diff line number Diff line
@@ -76,8 +76,11 @@ __setup("hlt", hlt_setup); 
void default_idle(void)

{

	if (likely(hlt_counter)) {

		while (!need_resched())

		local_irq_disable();

		stop_critical_timings();

		cpu_relax();

		start_critical_timings();

		local_irq_enable();

	} else {

		clear_thread_flag(TIF_POLLING_NRFLAG);

		smp_mb__after_clear_bit();

CRA Git | Maintained and supported by SUSTech CRA and CCSE