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-rw-r--r--include/asm-um/page.h2
-rw-r--r--include/asm-um/pgalloc.h12
2 files changed, 11 insertions, 3 deletions
diff --git a/include/asm-um/page.h b/include/asm-um/page.h
index fe2374d..381f96b 100644
--- a/include/asm-um/page.h
+++ b/include/asm-um/page.h
@@ -79,6 +79,8 @@ typedef unsigned long phys_t;
typedef struct { unsigned long pgprot; } pgprot_t;
+typedef struct page *pgtable_t;
+
#define pgd_val(x) ((x).pgd)
#define pgprot_val(x) ((x).pgprot)
diff --git a/include/asm-um/pgalloc.h b/include/asm-um/pgalloc.h
index 4f3e62b..9062a6e 100644
--- a/include/asm-um/pgalloc.h
+++ b/include/asm-um/pgalloc.h
@@ -18,6 +18,7 @@
set_pmd(pmd, __pmd(_PAGE_TABLE + \
((unsigned long long)page_to_pfn(pte) << \
(unsigned long long) PAGE_SHIFT)))
+#define pmd_pgtable(pmd) pmd_page(pmd)
/*
* Allocate and free page tables.
@@ -26,19 +27,24 @@ extern pgd_t *pgd_alloc(struct mm_struct *);
extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
extern pte_t *pte_alloc_one_kernel(struct mm_struct *, unsigned long);
-extern struct page *pte_alloc_one(struct mm_struct *, unsigned long);
+extern pgtable_t pte_alloc_one(struct mm_struct *, unsigned long);
static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
{
free_page((unsigned long) pte);
}
-static inline void pte_free(struct mm_struct *mm, struct page *pte)
+static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
{
+ pgtable_page_dtor(pte);
__free_page(pte);
}
-#define __pte_free_tlb(tlb,pte) tlb_remove_page((tlb),(pte))
+#define __pte_free_tlb(tlb,pte) \
+do { \
+ pgtable_page_dtor(pte); \
+ tlb_remove_page((tlb),(pte)); \
+} while (0)
#ifdef CONFIG_3_LEVEL_PGTABLES
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