diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2014-11-05 21:57:39 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2014-11-14 17:24:21 +1100 |
| commit | 06743521d0eae1263a09bccb1a92a9fbb94660b3 (patch) | |
| tree | 6cfd2a29bb7abe82501c64676f35ead205079ffd /arch/powerpc/include/asm/pgtable-ppc64-4k.h | |
| parent | 9e819963b45f79e87f5a8c44960a66c0727c80e6 (diff) | |
powerpc/mm: Add missing pmd accessors
This patch add documentation and missing accessors.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/pgtable-ppc64-4k.h')
| -rw-r--r-- | arch/powerpc/include/asm/pgtable-ppc64-4k.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/pgtable-ppc64-4k.h b/arch/powerpc/include/asm/pgtable-ppc64-4k.h index 7b935683f26..132ee1d482c 100644 --- a/arch/powerpc/include/asm/pgtable-ppc64-4k.h +++ b/arch/powerpc/include/asm/pgtable-ppc64-4k.h @@ -57,7 +57,21 @@ #define pgd_present(pgd) (pgd_val(pgd) != 0) #define pgd_clear(pgdp) (pgd_val(*(pgdp)) = 0) #define pgd_page_vaddr(pgd) (pgd_val(pgd) & ~PGD_MASKED_BITS) -#define pgd_page(pgd) virt_to_page(pgd_page_vaddr(pgd)) + +#ifndef __ASSEMBLY__ + +static inline pte_t pgd_pte(pgd_t pgd) +{ + return __pte(pgd_val(pgd)); +} + +static inline pgd_t pte_pgd(pte_t pte) +{ + return __pgd(pte_val(pte)); +} +extern struct page *pgd_page(pgd_t pgd); + +#endif /* !__ASSEMBLY__ */ #define pud_offset(pgdp, addr) \ (((pud_t *) pgd_page_vaddr(*(pgdp))) + \ |