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-rw-r--r--arch/arm/mach-realview/hotplug.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/mach-realview/hotplug.c b/arch/arm/mach-realview/hotplug.c
index 09748cbcd10..be048e3e879 100644
--- a/arch/arm/mach-realview/hotplug.c
+++ b/arch/arm/mach-realview/hotplug.c
@@ -13,6 +13,8 @@
#include <linux/smp.h>
#include <linux/completion.h>
+#include <asm/cacheflush.h>
+
extern volatile int pen_release;
static DECLARE_COMPLETION(cpu_killed);
@@ -21,7 +23,8 @@ static inline void cpu_enter_lowpower(void)
{
unsigned int v;
- asm volatile( "mcr p15, 0, %1, c7, c14, 0\n"
+ flush_cache_all();
+ asm volatile(
" mcr p15, 0, %1, c7, c5, 0\n"
" mcr p15, 0, %1, c7, c10, 4\n"
/*