diff options
Diffstat (limited to 'arch/x86/include/asm/pgtable.h')
| -rw-r--r-- | arch/x86/include/asm/pgtable.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index bd38feb3492..a871ae55a5c 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -438,6 +438,7 @@ static inline void __init paravirt_pagetable_setup_done(pgd_t *base) #endif #ifndef __ASSEMBLY__ +#include <linux/mm_types.h> static inline int pte_none(pte_t pte) { @@ -477,6 +478,11 @@ static inline unsigned long pud_page_vaddr(pud_t pud) { return (unsigned long)__va((unsigned long)pud_val(pud) & PTE_PFN_MASK); } + +static inline struct page *pud_page(pud_t pud) +{ + return pfn_to_page(pud_val(pud) >> PAGE_SHIFT); +} #endif /* PAGETABLE_LEVELS > 2 */ #if PAGETABLE_LEVELS > 3 |