Commit e03b4809 authored May 07, 2018 by Jisheng Zhang

arm: berlin: remove non-necessary flush_cache_all()



I believe the flush_cache_all() after scu_enable() is to "Ensure that
the data accessed by CPU0 before the SCU was initialised is visible
to the other CPUs." as commented in scu_enable(). So here
flush_cache_all() is a duplication, remove it.

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>

parent 2e554390

arch/arm/mach-berlin/platsmp.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -81,7 +81,6 @@ static void __init berlin_smp_prepare_cpus(unsigned int max_cpus)
		goto unmap_scu;

		scu_enable(scu_base);
		flush_cache_all();

		/*
		* Write the first instruction the CPU will execute after being reset