#include <xtensa/config/tie.h>
#include <xtensa/config/system.h>
-#include <linux/compiler.h>
#include <asm/ptrace.h>
#include <asm/types.h>
#include <asm/coprocessor.h>
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc)
#define KSTK_ESP(tsk) (task_pt_regs(tsk)->areg[1])
-#define cpu_relax() barrier()
+#define cpu_relax() do { } while (0)
/* Special register access. */