1#ifndef _ASM_X86_PGTABLE_AREAS_H
2#define _ASM_X86_PGTABLE_AREAS_H
3
4#ifdef CONFIG_X86_32
5# include <asm/pgtable_32_areas.h>
6#endif
7
8/* Single page reserved for the readonly IDT mapping: */
9#define CPU_ENTRY_AREA_RO_IDT CPU_ENTRY_AREA_BASE
10#define CPU_ENTRY_AREA_PER_CPU (CPU_ENTRY_AREA_RO_IDT + PAGE_SIZE)
11
12#define CPU_ENTRY_AREA_RO_IDT_VADDR ((void *)CPU_ENTRY_AREA_RO_IDT)
13
14#ifdef CONFIG_X86_32
15#define CPU_ENTRY_AREA_MAP_SIZE (CPU_ENTRY_AREA_PER_CPU + \
16 (CPU_ENTRY_AREA_SIZE * NR_CPUS) - \
17 CPU_ENTRY_AREA_BASE)
18#else
19#define CPU_ENTRY_AREA_MAP_SIZE P4D_SIZE
20#endif
21
22#endif /* _ASM_X86_PGTABLE_AREAS_H */
23

source code of linux/arch/x86/include/asm/pgtable_areas.h