microblaze: drop _PAGE_FILE and pte_file()-related helpers
We've replaced remap_file_pages(2) implementation with emulation. Nobody creates non-linear mapping anymore. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Michal Simek <monstr@monstr.eu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -40,10 +40,6 @@ extern int mem_init_done;
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#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
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#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
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#ifndef __ASSEMBLY__
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static inline int pte_file(pte_t pte) { return 0; }
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#endif /* __ASSEMBLY__ */
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#define ZERO_PAGE(vaddr) ({ BUG(); NULL; })
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#define swapper_pg_dir ((pgd_t *) NULL)
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@ -207,7 +203,6 @@ static inline pte_t pte_mkspecial(pte_t pte) { return pte; }
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/* Definitions for MicroBlaze. */
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#define _PAGE_GUARDED 0x001 /* G: page is guarded from prefetch */
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#define _PAGE_FILE 0x001 /* when !present: nonlinear file mapping */
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#define _PAGE_PRESENT 0x002 /* software: PTE contains a translation */
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#define _PAGE_NO_CACHE 0x004 /* I: caching is inhibited */
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#define _PAGE_WRITETHRU 0x008 /* W: caching is write-through */
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@ -337,7 +332,6 @@ static inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_RW; }
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static inline int pte_exec(pte_t pte) { return pte_val(pte) & _PAGE_EXEC; }
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static inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; }
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static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; }
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static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; }
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static inline void pte_uncache(pte_t pte) { pte_val(pte) |= _PAGE_NO_CACHE; }
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static inline void pte_cache(pte_t pte) { pte_val(pte) &= ~_PAGE_NO_CACHE; }
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@ -499,11 +493,6 @@ static inline pmd_t *pmd_offset(pgd_t *dir, unsigned long address)
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#define pte_unmap(pte) kunmap_atomic(pte)
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/* Encode and decode a nonlinear file mapping entry */
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#define PTE_FILE_MAX_BITS 29
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#define pte_to_pgoff(pte) (pte_val(pte) >> 3)
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#define pgoff_to_pte(off) ((pte_t) { ((off) << 3) | _PAGE_FILE })
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extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
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/*
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