* BF561 SMP).
*/
#include <linux/linkage.h>
+#include <linux/unistd.h>
#include <asm/entry.h>
-#include <asm/unistd.h>
.text
ENTRY(_fixed_code_start)
rts;
ENDPROC (_atomic_ior32)
+.align 16
+ /*
+ * safe_user_instruction
+ * Four NOPS are enough to allow the pipeline to speculativily load
+ * execute anything it wants. After that, things have gone bad, and
+ * we are stuck - so panic. Since we might be in user space, we can't
+ * call panic, so just cause a unhandled exception, this should cause
+ * a dump of the trace buffer so we can tell were we are, and a reboot
+ */
+ENTRY(_safe_user_instruction)
+ NOP; NOP; NOP; NOP;
+ EXCPT 0x4;
+ENDPROC(_safe_user_instruction)
+
ENTRY(_fixed_code_end)