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	[PATCH] feature removal of io_remap_page_range()
As written in Documentation/feature-removal-schedule.txt, remove the io_remap_page_range() kernel API. Signed-off-by: Randy Dunlap <rdunlap@xenotime.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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					 18 changed files with 5 additions and 82 deletions
				
			
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			@ -17,15 +17,6 @@ Who:	Greg Kroah-Hartman <greg@kroah.com>
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---------------------------
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What:	io_remap_page_range() (macro or function)
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When:	September 2005
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Why:	Replaced by io_remap_pfn_range() which allows more memory space
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	addressabilty (by using a pfn) and supports sparc & sparc64
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	iospace as part of the pfn.
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Who:	Randy Dunlap <rddunlap@osdl.org>
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---------------------------
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What:	RAW driver (CONFIG_RAW_DRIVER)
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When:	December 2005
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Why:	declared obsolete since kernel 2.6.3
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			@ -339,13 +339,6 @@ extern inline pte_t mk_swap_pte(unsigned long type, unsigned long offset)
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#define kern_addr_valid(addr)	(1)
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#endif
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#define io_remap_page_range(vma, start, busaddr, size, prot)	\
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({								\
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	void *va = (void __force *)ioremap(busaddr, size);	\
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	unsigned long pfn = virt_to_phys(va) >> PAGE_SHIFT;	\
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	remap_pfn_range(vma, start, pfn, size, prot);		\
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})
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#define io_remap_pfn_range(vma, start, pfn, size, prot)	\
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		remap_pfn_range(vma, start, pfn, size, prot)
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			@ -445,12 +445,9 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
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#define HAVE_ARCH_UNMAPPED_AREA
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/*
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 * remap a physical address `phys' of size `size' with page protection `prot'
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 * remap a physical page `pfn' of size `size' with page protection `prot'
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 * into virtual address `from'
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 */
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#define io_remap_page_range(vma,from,phys,size,prot) \
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		remap_pfn_range(vma, from, (phys) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma,from,pfn,size,prot) \
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		remap_pfn_range(vma, from, pfn, size, prot)
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			@ -294,12 +294,9 @@ static inline pte_t mk_pte_phys(unsigned long physpage, pgprot_t pgprot)
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#include <asm-generic/pgtable.h>
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/*
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 * remap a physical address `phys' of size `size' with page protection `prot'
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 * remap a physical page `pfn' of size `size' with page protection `prot'
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 * into virtual address `from'
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 */
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#define io_remap_page_range(vma,from,phys,size,prot) \
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		remap_pfn_range(vma, from, (phys) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma,from,pfn,size,prot) \
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		remap_pfn_range(vma, from, pfn, size, prot)
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			@ -500,9 +500,6 @@ static inline int pte_file(pte_t pte)
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#define PageSkip(page)		(0)
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#define kern_addr_valid(addr)	(1)
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -52,8 +52,6 @@ extern int is_in_rom(unsigned long);
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 * No page table caches to initialise
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 */
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#define pgtable_cache_init()   do { } while (0)
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -431,9 +431,6 @@ extern void noexec_setup(const char *str);
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#define kern_addr_valid(addr)	(1)
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#endif /* CONFIG_FLATMEM */
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -443,10 +443,6 @@ extern void paging_init (void);
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#define pte_to_pgoff(pte)		((pte_val(pte) << 1) >> 3)
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#define pgoff_to_pte(off)		((pte_t) { ((off) << 2) | _PAGE_FILE })
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/* XXX is this right? */
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -378,9 +378,6 @@ static inline void pmd_set(pmd_t * pmdp, pte_t * ptep)
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/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */
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#define kern_addr_valid(addr)	(1)
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)	\
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	remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)	\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -141,9 +141,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma,
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#define kern_addr_valid(addr)	(1)
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -56,8 +56,6 @@ extern int is_in_rom(unsigned long);
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 * No page table caches to initialise.
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 */
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#define pgtable_cache_init()	do { } while (0)
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -358,16 +358,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma,
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extern phys_t fixup_bigphys_addr(phys_t phys_addr, phys_t size);
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extern int remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot);
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static inline int io_remap_page_range(struct vm_area_struct *vma,
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		unsigned long vaddr,
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		unsigned long paddr,
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		unsigned long size,
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		pgprot_t prot)
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{
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	phys_t phys_addr_high = fixup_bigphys_addr(paddr, size);
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	return remap_pfn_range(vma, vaddr, phys_addr_high >> PAGE_SHIFT, size, prot);
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}
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static inline int io_remap_pfn_range(struct vm_area_struct *vma,
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		unsigned long vaddr,
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		unsigned long pfn,
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			@ -378,8 +368,6 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma,
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	return remap_pfn_range(vma, vaddr, pfn, size, prot);
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}
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#else
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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#endif
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			@ -498,9 +498,6 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr,
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#endif /* !__ASSEMBLY__ */
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -812,15 +812,6 @@ extern void kernel_set_cachemode (unsigned long address, unsigned long size,
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#ifdef CONFIG_PHYS_64BIT
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extern int remap_pfn_range(struct vm_area_struct *vma, unsigned long from,
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			unsigned long paddr, unsigned long size, pgprot_t prot);
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static inline int io_remap_page_range(struct vm_area_struct *vma,
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					unsigned long vaddr,
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					unsigned long paddr,
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					unsigned long size,
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					pgprot_t prot)
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{
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	phys_addr_t paddr64 = fixup_bigphys_addr(paddr, size);
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	return remap_pfn_range(vma, vaddr, paddr64 >> PAGE_SHIFT, size, prot);
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}
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static inline int io_remap_pfn_range(struct vm_area_struct *vma,
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					unsigned long vaddr,
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			@ -832,8 +823,6 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma,
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	return remap_pfn_range(vma, vaddr, paddr64 >> PAGE_SHIFT, size, prot);
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}
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#else
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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#endif
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			@ -277,9 +277,6 @@ typedef pte_t *pte_addr_t;
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#define kern_addr_valid(addr)	(1)
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -482,9 +482,6 @@ extern void update_mmu_cache(struct vm_area_struct * vma,
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#define PageSkip(page)		(0)
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#define kern_addr_valid(addr)	(1)
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -421,9 +421,6 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
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extern int kern_addr_valid(unsigned long addr); 
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#define io_remap_page_range(vma, vaddr, paddr, size, prot)		\
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		remap_pfn_range(vma, vaddr, (paddr) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)		\
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		remap_pfn_range(vma, vaddr, pfn, size, prot)
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			@ -441,11 +441,11 @@ extern  void update_mmu_cache(struct vm_area_struct * vma,
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			      unsigned long address, pte_t pte);
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/*
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 * remap a physical address `phys' of size `size' with page protection `prot'
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 * remap a physical page `pfn' of size `size' with page protection `prot'
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 * into virtual address `from'
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 */
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#define io_remap_page_range(vma,from,phys,size,prot) \
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                remap_pfn_range(vma, from, (phys) >> PAGE_SHIFT, size, prot)
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#define io_remap_pfn_range(vma,from,pfn,size,prot) \
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                remap_pfn_range(vma, from, pfn, size, prot)
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/* No page table caches to init */
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