[PATCH] parisc: dump the stack on a BUG()

dump the stack on a BUG()
Committed-by: Randolph Chung <tausq@parisc-linux.org>

include/asm-parisc/bug.h

 #ifndef _PARISC_BUG_H
 #define _PARISC_BUG_H
+
+#define HAVE_ARCH_BUG
+#define BUG() do { \
+	printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
+	dump_stack(); \
+	panic("BUG!"); \
+} while (0)
+
 #include <asm-generic/bug.h>
 #endif