X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=include%2Fasm-m68k%2Fmotorola_pgtable.h;h=13135d4821d8f1a3bfd4f6aecc9070b008db4c7d;hb=adf6d34e460387ee3e8f1e1875d52bff51212c7d;hp=61e4406ed96affcb989ef23e2ded6b6c9ea50d5a;hpb=ebdea46fecae40c4d7effcd33f40918a37a1df4b;p=linux-2.6-omap-h63xx.git

diff --git a/include/asm-m68k/motorola_pgtable.h b/include/asm-m68k/motorola_pgtable.h
index 61e4406ed96..13135d4821d 100644
--- a/include/asm-m68k/motorola_pgtable.h
+++ b/include/asm-m68k/motorola_pgtable.h
@@ -130,7 +130,7 @@ static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp)
 #define pte_present(pte)	(pte_val(pte) & (_PAGE_PRESENT | _PAGE_PROTNONE))
 #define pte_clear(mm,addr,ptep)		({ pte_val(*(ptep)) = 0; })
 
-#define pte_page(pte)		(mem_map + ((unsigned long)(__va(pte_val(pte)) - PAGE_OFFSET) >> PAGE_SHIFT))
+#define pte_page(pte)		virt_to_page(__va(pte_val(pte)))
 #define pte_pfn(pte)		(pte_val(pte) >> PAGE_SHIFT)
 #define pfn_pte(pfn, prot)	__pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
 
@@ -143,7 +143,7 @@ static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp)
 	while (--__i >= 0)			\
 		*__ptr++ = 0;			\
 })
-#define pmd_page(pmd)		(mem_map + ((unsigned long)(__va(pmd_val(pmd)) - PAGE_OFFSET) >> PAGE_SHIFT))
+#define pmd_page(pmd)		virt_to_page(__va(pmd_val(pmd)))
 
 
 #define pgd_none(pgd)		(!pgd_val(pgd))
@@ -164,21 +164,15 @@ static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp)
  * The following only work if pte_present() is true.
  * Undefined behaviour if not..
  */
-static inline int pte_read(pte_t pte)		{ return 1; }
 static inline int pte_write(pte_t pte)		{ return !(pte_val(pte) & _PAGE_RONLY); }
-static inline int pte_exec(pte_t pte)		{ return 1; }
 static inline int pte_dirty(pte_t pte)		{ return pte_val(pte) & _PAGE_DIRTY; }
 static inline int pte_young(pte_t pte)		{ return pte_val(pte) & _PAGE_ACCESSED; }
 static inline int pte_file(pte_t pte)		{ return pte_val(pte) & _PAGE_FILE; }
 
 static inline pte_t pte_wrprotect(pte_t pte)	{ pte_val(pte) |= _PAGE_RONLY; return pte; }
-static inline pte_t pte_rdprotect(pte_t pte)	{ return pte; }
-static inline pte_t pte_exprotect(pte_t pte)	{ return pte; }
 static inline pte_t pte_mkclean(pte_t pte)	{ pte_val(pte) &= ~_PAGE_DIRTY; return pte; }
 static inline pte_t pte_mkold(pte_t pte)	{ pte_val(pte) &= ~_PAGE_ACCESSED; return pte; }
 static inline pte_t pte_mkwrite(pte_t pte)	{ pte_val(pte) &= ~_PAGE_RONLY; return pte; }
-static inline pte_t pte_mkread(pte_t pte)	{ return pte; }
-static inline pte_t pte_mkexec(pte_t pte)	{ return pte; }
 static inline pte_t pte_mkdirty(pte_t pte)	{ pte_val(pte) |= _PAGE_DIRTY; return pte; }
 static inline pte_t pte_mkyoung(pte_t pte)	{ pte_val(pte) |= _PAGE_ACCESSED; return pte; }
 static inline pte_t pte_mknocache(pte_t pte)
@@ -197,7 +191,8 @@ static inline pte_t pte_mkcache(pte_t pte)
 #define pgd_index(address)     ((address) >> PGDIR_SHIFT)
 
 /* to find an entry in a page-table-directory */
-static inline pgd_t *pgd_offset(struct mm_struct *mm, unsigned long address)
+static inline pgd_t *pgd_offset(const struct mm_struct *mm,
+				unsigned long address)
 {
 	return mm->pgd + pgd_index(address);
 }
@@ -223,10 +218,10 @@ static inline pte_t *pte_offset_kernel(pmd_t *pmdp, unsigned long address)
 	return (pte_t *)__pmd_page(*pmdp) + ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1));
 }
 
-#define pte_offset_map(pmdp,address) ((pte_t *)kmap(pmd_page(*pmdp)) + ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)))
+#define pte_offset_map(pmdp,address) ((pte_t *)__pmd_page(*pmdp) + (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)))
 #define pte_offset_map_nested(pmdp, address) pte_offset_map(pmdp, address)
-#define pte_unmap(pte) kunmap(pte)
-#define pte_unmap_nested(pte) kunmap(pte)
+#define pte_unmap(pte)		((void)0)
+#define pte_unmap_nested(pte)	((void)0)
 
 /*
  * Allocate and free page tables. The xxx_kernel() versions are