#ifndef __ARM_MMU_H #define __ARM_MMU_H #ifdef CONFIG_MMU typedef struct { #ifdef CONFIG_CPU_HAS_ASID atomic64_t id; #else int switch_pending; #endif unsigned int vmalloc_seq; unsigned long sigpage; #ifdef CONFIG_VDSO unsigned long vdso; #endif } mm_context_t; #ifdef CONFIG_CPU_HAS_ASID #define ASID_BITS 8 #define ASID_MASK ((~0ULL) << ASID_BITS) #define ASID(mm) ((unsigned int)((mm)->context.id.counter & ~ASID_MASK)) #else #define ASID(mm) (0) #endif #else /* * From nommu.h: * Copyright (C) 2002, David McCullough * modified for 2.6 by Hyok S. Choi */ typedef struct { unsigned long end_brk; } mm_context_t; #endif #endif