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-rw-r--r--include/asm-um/pgtable.h16
1 files changed, 11 insertions, 5 deletions
diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h
index b48e0966ecd7..ed06170e0edd 100644
--- a/include/asm-um/pgtable.h
+++ b/include/asm-um/pgtable.h
@@ -326,14 +326,22 @@ static inline void set_pte(pte_t *pteptr, pte_t pteval)
}
#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval)
-extern phys_t page_to_phys(struct page *page);
-
/*
* Conversion functions: convert a page and protection to a page entry,
* and a page entry and page directory to the page they refer to.
*/
-extern pte_t mk_pte(struct page *page, pgprot_t pgprot);
+#define phys_to_page(phys) pfn_to_page(phys_to_pfn(phys))
+#define __virt_to_page(virt) phys_to_page(__pa(virt))
+#define page_to_phys(page) pfn_to_phys(page_to_pfn(page))
+
+#define mk_pte(page, pgprot) \
+ ({ pte_t pte; \
+ \
+ pte_set_val(pte, page_to_phys(page), (pgprot)); \
+ if (pte_present(pte)) \
+ pte_mknewprot(pte_mknewpage(pte)); \
+ pte;})
static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
{
@@ -410,8 +418,6 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
#endif
#endif
-extern struct page *phys_to_page(const unsigned long phys);
-extern struct page *__virt_to_page(const unsigned long virt);
#define virt_to_page(addr) __virt_to_page((const unsigned long) addr)
/*
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