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-rw-r--r--arch/arm/kernel/smp.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index d100eacdb79..8e20754dd31 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -43,6 +43,7 @@
#include <asm/ptrace.h>
#include <asm/localtimer.h>
#include <asm/smp_plat.h>
+#include <asm/virt.h>
#include <asm/mach/arch.h>
/*
@@ -202,8 +203,11 @@ int __cpuinit __cpu_disable(void)
/*
* Flush user cache and TLB mappings, and then remove this CPU
* from the vm mask set of all processes.
+ *
+ * Caches are flushed to the Level of Unification Inner Shareable
+ * to write-back dirty lines to unified caches shared by all CPUs.
*/
- flush_cache_all();
+ flush_cache_louis();
local_flush_tlb_all();
clear_tasks_mm_cpumask(cpu);
@@ -355,6 +359,8 @@ void __init smp_cpus_done(unsigned int max_cpus)
num_online_cpus(),
bogosum / (500000/HZ),
(bogosum / (5000/HZ)) % 100);
+
+ hyp_mode_check();
}
void __init smp_prepare_boot_cpu(void)