aboutsummaryrefslogtreecommitdiffstats
path: root/arch/x86_64
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86_64')
-rw-r--r--arch/x86_64/mm/pageattr.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86_64/mm/pageattr.c b/arch/x86_64/mm/pageattr.c
index ccb91dd996a9..65c5eaa59905 100644
--- a/arch/x86_64/mm/pageattr.c
+++ b/arch/x86_64/mm/pageattr.c
@@ -107,6 +107,7 @@ static void revert_page(unsigned long address, pgprot_t ref_prot)
107 pud_t *pud; 107 pud_t *pud;
108 pmd_t *pmd; 108 pmd_t *pmd;
109 pte_t large_pte; 109 pte_t large_pte;
110 unsigned long pfn;
110 111
111 pgd = pgd_offset_k(address); 112 pgd = pgd_offset_k(address);
112 BUG_ON(pgd_none(*pgd)); 113 BUG_ON(pgd_none(*pgd));
@@ -114,7 +115,8 @@ static void revert_page(unsigned long address, pgprot_t ref_prot)
114 BUG_ON(pud_none(*pud)); 115 BUG_ON(pud_none(*pud));
115 pmd = pmd_offset(pud, address); 116 pmd = pmd_offset(pud, address);
116 BUG_ON(pmd_val(*pmd) & _PAGE_PSE); 117 BUG_ON(pmd_val(*pmd) & _PAGE_PSE);
117 large_pte = mk_pte_phys(__pa(address) & LARGE_PAGE_MASK, ref_prot); 118 pfn = (__pa(address) & LARGE_PAGE_MASK) >> PAGE_SHIFT;
119 large_pte = pfn_pte(pfn, ref_prot);
118 large_pte = pte_mkhuge(large_pte); 120 large_pte = pte_mkhuge(large_pte);
119 set_pte((pte_t *)pmd, large_pte); 121 set_pte((pte_t *)pmd, large_pte);
120} 122}