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Diffstat (limited to 'arch/tile/include/asm/pgtable_32.h')
-rw-r--r--arch/tile/include/asm/pgtable_32.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/tile/include/asm/pgtable_32.h b/arch/tile/include/asm/pgtable_32.h
index 53ec34884744..9f98529761fd 100644
--- a/arch/tile/include/asm/pgtable_32.h
+++ b/arch/tile/include/asm/pgtable_32.h
@@ -24,6 +24,7 @@
24#define PGDIR_SIZE HV_PAGE_SIZE_LARGE 24#define PGDIR_SIZE HV_PAGE_SIZE_LARGE
25#define PGDIR_MASK (~(PGDIR_SIZE-1)) 25#define PGDIR_MASK (~(PGDIR_SIZE-1))
26#define PTRS_PER_PGD (1 << (32 - PGDIR_SHIFT)) 26#define PTRS_PER_PGD (1 << (32 - PGDIR_SHIFT))
27#define SIZEOF_PGD (PTRS_PER_PGD * sizeof(pgd_t))
27 28
28/* 29/*
29 * The level-2 index is defined by the difference between the huge 30 * The level-2 index is defined by the difference between the huge
@@ -33,6 +34,7 @@
33 * this nomenclature is somewhat confusing. 34 * this nomenclature is somewhat confusing.
34 */ 35 */
35#define PTRS_PER_PTE (1 << (HV_LOG2_PAGE_SIZE_LARGE - HV_LOG2_PAGE_SIZE_SMALL)) 36#define PTRS_PER_PTE (1 << (HV_LOG2_PAGE_SIZE_LARGE - HV_LOG2_PAGE_SIZE_SMALL))
37#define SIZEOF_PTE (PTRS_PER_PTE * sizeof(pte_t))
36 38
37#ifndef __ASSEMBLY__ 39#ifndef __ASSEMBLY__
38 40
@@ -94,7 +96,6 @@ static inline int pgd_addr_invalid(unsigned long addr)
94 */ 96 */
95#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG 97#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG
96#define __HAVE_ARCH_PTEP_SET_WRPROTECT 98#define __HAVE_ARCH_PTEP_SET_WRPROTECT
97#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
98 99
99extern int ptep_test_and_clear_young(struct vm_area_struct *, 100extern int ptep_test_and_clear_young(struct vm_area_struct *,
100 unsigned long addr, pte_t *); 101 unsigned long addr, pte_t *);
@@ -110,6 +111,11 @@ static inline pte_t ptep_get_and_clear(struct mm_struct *mm,
110 return pte; 111 return pte;
111} 112}
112 113
114static inline void __set_pmd(pmd_t *pmdp, pmd_t pmdval)
115{
116 set_pte(&pmdp->pud.pgd, pmdval.pud.pgd);
117}
118
113/* Create a pmd from a PTFN. */ 119/* Create a pmd from a PTFN. */
114static inline pmd_t ptfn_pmd(unsigned long ptfn, pgprot_t prot) 120static inline pmd_t ptfn_pmd(unsigned long ptfn, pgprot_t prot)
115{ 121{