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-rw-r--r--arch/arm/kernel/process.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 90084a6de35a..44bc0b327e2b 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -34,6 +34,7 @@
#include <linux/leds.h>
#include <asm/cacheflush.h>
+#include <asm/idmap.h>
#include <asm/processor.h>
#include <asm/thread_notify.h>
#include <asm/stacktrace.h>
@@ -56,8 +57,6 @@ static const char *isa_modes[] = {
"ARM" , "Thumb" , "Jazelle", "ThumbEE"
};
-extern void setup_mm_for_reboot(void);
-
static volatile int hlt_counter;
void disable_hlt(void)
@@ -70,6 +69,7 @@ EXPORT_SYMBOL(disable_hlt);
void enable_hlt(void)
{
hlt_counter--;
+ BUG_ON(hlt_counter < 0);
}
EXPORT_SYMBOL(enable_hlt);