arch/alpha/include/asm/kmap_types.h

#ifndef _ASM_KMAP_TYPES_H
#define _ASM_KMAP_TYPES_H

/* Dummy header just to define km_type. */

#ifdef CONFIG_DEBUG_HIGHMEM
#define  __WITH_KM_FENCE
#endif

#include <asm-generic/kmap_types.h>

#undef __WITH_KM_FENCE

#endif