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| author | Vineet Gupta <vgupta@synopsys.com> | 2015-02-06 18:44:57 +0300 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2015-10-29 16:11:30 +0300 |
| commit | 5a364c2a1762e8a78721fafc93144509c0b6cb84 (patch) | |
| tree | dc74e67f8908cbfe0c5753515c8097339d55dc80 /arch/arc/include/asm/pgalloc.h | |
| parent | 25d464183ca3522ae27ec1bbef5ddcbbbef65017 (diff) | |
| download | linux-5a364c2a1762e8a78721fafc93144509c0b6cb84.tar.xz | |
ARC: mm: PAE40 support
This is the first working implementation of 40-bit physical address
extension on ARCv2.
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/include/asm/pgalloc.h')
| -rw-r--r-- | arch/arc/include/asm/pgalloc.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arc/include/asm/pgalloc.h b/arch/arc/include/asm/pgalloc.h index 9149b5ca26d7..86ed671286df 100644 --- a/arch/arc/include/asm/pgalloc.h +++ b/arch/arc/include/asm/pgalloc.h @@ -49,7 +49,7 @@ pmd_populate(struct mm_struct *mm, pmd_t *pmd, pgtable_t ptep) static inline int __get_order_pgd(void) { - return get_order(PTRS_PER_PGD * 4); + return get_order(PTRS_PER_PGD * sizeof(pgd_t)); } static inline pgd_t *pgd_alloc(struct mm_struct *mm) @@ -87,7 +87,7 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) static inline int __get_order_pte(void) { - return get_order(PTRS_PER_PTE * 4); + return get_order(PTRS_PER_PTE * sizeof(pte_t)); } static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, @@ -110,7 +110,7 @@ pte_alloc_one(struct mm_struct *mm, unsigned long address) pte_pg = (pgtable_t)__get_free_pages(GFP_KERNEL | __GFP_REPEAT, __get_order_pte()); if (!pte_pg) return 0; - memzero((void *)pte_pg, PTRS_PER_PTE * 4); + memzero((void *)pte_pg, PTRS_PER_PTE * sizeof(pte_t)); page = virt_to_page(pte_pg); if (!pgtable_page_ctor(page)) { __free_page(page); |