arch/x86/include/asm/kmap_types.h

#ifndef _ASM_X86_KMAP_TYPES_H
#define _ASM_X86_KMAP_TYPES_H

#if defined(CONFIG_X86_32) && defined(CONFIG_DEBUG_HIGHMEM)
#define  __WITH_KM_FENCE
#endif

#include <asm-generic/kmap_types.h>

#undef __WITH_KM_FENCE

#endif /* _ASM_X86_KMAP_TYPES_H */