X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Fasm-m68k%2Fmotorola_pgtable.h;h=d029b75bcf04b31af41bc79074b76736db4ccad2;hb=4b841736bc16b320bcdb1e8ece585b3ced9a8811;hp=1ccc7338a54bb5a5828e68911b43c8cf35aa1868;hpb=62c4f0a2d5a188f73a94f2cb8ea0dba3e7cf0a7f;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/asm-m68k/motorola_pgtable.h b/include/asm-m68k/motorola_pgtable.h
index 1ccc733..d029b75 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))
 
@@ -143,13 +143,14 @@ 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))
 #define pgd_bad(pgd)		((pgd_val(pgd) & _DESCTYPE_MASK) != _PAGE_TABLE)
 #define pgd_present(pgd)	(pgd_val(pgd) & _PAGE_TABLE)
 #define pgd_clear(pgdp)		({ pgd_val(*pgdp) = 0; })
+#define pgd_page(pgd)		(mem_map + ((unsigned long)(__va(pgd_val(pgd)) - PAGE_OFFSET) >> PAGE_SHIFT))
 
 #define pte_ERROR(e) \
 	printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, pte_val(e))
@@ -163,21 +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)
@@ -222,10 +217,10 @@ 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