1#ifndef _ASM_X86_VMALLOC_H
2#define _ASM_X86_VMALLOC_H
3
4#include <asm/cpufeature.h>
5#include <asm/page.h>
6#include <asm/pgtable_areas.h>
7
8#ifdef CONFIG_HAVE_ARCH_HUGE_VMAP
9
10#ifdef CONFIG_X86_64
11#define arch_vmap_pud_supported arch_vmap_pud_supported
12static inline bool arch_vmap_pud_supported(pgprot_t prot)
13{
14 return boot_cpu_has(X86_FEATURE_GBPAGES);
15}
16#endif
17
18#define arch_vmap_pmd_supported arch_vmap_pmd_supported
19static inline bool arch_vmap_pmd_supported(pgprot_t prot)
20{
21 return boot_cpu_has(X86_FEATURE_PSE);
22}
23
24#endif
25
26#endif /* _ASM_X86_VMALLOC_H */
27

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