Blackfin: implement nmi_watchdog for SMP on BF561
Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h
index 89de539..12f4060 100644
--- a/arch/blackfin/include/asm/irq.h
+++ b/arch/blackfin/include/asm/irq.h
@@ -38,4 +38,8 @@
#include <asm-generic/irq.h>
+#ifdef CONFIG_NMI_WATCHDOG
+# define ARCH_HAS_NMI_WATCHDOG
+#endif
+
#endif /* _BFIN_IRQ_H_ */
diff --git a/arch/blackfin/include/asm/nmi.h b/arch/blackfin/include/asm/nmi.h
new file mode 100644
index 0000000..b9caac4
--- /dev/null
+++ b/arch/blackfin/include/asm/nmi.h
@@ -0,0 +1,12 @@
+/*
+ * Copyright 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2
+ */
+
+#ifndef _BFIN_NMI_H_
+#define _BFIN_NMI_H_
+
+#include <linux/nmi.h>
+
+#endif
diff --git a/arch/blackfin/include/asm/smp.h b/arch/blackfin/include/asm/smp.h
index 29fb882..7f26de0 100644
--- a/arch/blackfin/include/asm/smp.h
+++ b/arch/blackfin/include/asm/smp.h
@@ -22,6 +22,7 @@
struct corelock_slot {
int lock;
};
+extern struct corelock_slot corelock;
void smp_icache_flush_range_others(unsigned long start,
unsigned long end);