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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2015-02-10 14:10:39 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-10 14:30:32 -0800
commit406b16e26d0996516c8d1641008a7d326bf282d6 (patch)
treeab95a9365bd73bcb2a96d9355aabc230f208027b /arch/m32r
parent636a002b704e0a36cefb5f4cf0293fab858fc46c (diff)
downloadlinux-linaro-stable-406b16e26d0996516c8d1641008a7d326bf282d6.tar.gz
m32r: 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> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/m32r')
-rw-r--r--arch/m32r/include/asm/pgtable-2level.h4
-rw-r--r--arch/m32r/include/asm/pgtable.h11
2 files changed, 0 insertions, 15 deletions
diff --git a/arch/m32r/include/asm/pgtable-2level.h b/arch/m32r/include/asm/pgtable-2level.h
index 9cdaf7350ef6..8fd8ee70266a 100644
--- a/arch/m32r/include/asm/pgtable-2level.h
+++ b/arch/m32r/include/asm/pgtable-2level.h
@@ -70,9 +70,5 @@ static inline pmd_t *pmd_offset(pgd_t * dir, unsigned long address)
#define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
#define pfn_pmd(pfn, prot) __pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
-#define PTE_FILE_MAX_BITS 29
-#define pte_to_pgoff(pte) (((pte_val(pte) >> 2) & 0x7f) | (((pte_val(pte) >> 10)) << 7))
-#define pgoff_to_pte(off) ((pte_t) { (((off) & 0x7f) << 2) | (((off) >> 7) << 10) | _PAGE_FILE })
-
#endif /* __KERNEL__ */
#endif /* _ASM_M32R_PGTABLE_2LEVEL_H */
diff --git a/arch/m32r/include/asm/pgtable.h b/arch/m32r/include/asm/pgtable.h
index 103ce6710f07..050f7a686e3d 100644
--- a/arch/m32r/include/asm/pgtable.h
+++ b/arch/m32r/include/asm/pgtable.h
@@ -80,8 +80,6 @@ extern unsigned long empty_zero_page[1024];
*/
#define _PAGE_BIT_DIRTY 0 /* software: page changed */
-#define _PAGE_BIT_FILE 0 /* when !present: nonlinear file
- mapping */
#define _PAGE_BIT_PRESENT 1 /* Valid: page is valid */
#define _PAGE_BIT_GLOBAL 2 /* Global */
#define _PAGE_BIT_LARGE 3 /* Large */
@@ -93,7 +91,6 @@ extern unsigned long empty_zero_page[1024];
#define _PAGE_BIT_PROTNONE 9 /* software: if not present */
#define _PAGE_DIRTY (1UL << _PAGE_BIT_DIRTY)
-#define _PAGE_FILE (1UL << _PAGE_BIT_FILE)
#define _PAGE_PRESENT (1UL << _PAGE_BIT_PRESENT)
#define _PAGE_GLOBAL (1UL << _PAGE_BIT_GLOBAL)
#define _PAGE_LARGE (1UL << _PAGE_BIT_LARGE)
@@ -206,14 +203,6 @@ static inline int pte_write(pte_t pte)
return pte_val(pte) & _PAGE_WRITE;
}
-/*
- * The following only works if pte_present() is not true.
- */
-static inline int pte_file(pte_t pte)
-{
- return pte_val(pte) & _PAGE_FILE;
-}
-
static inline int pte_special(pte_t pte)
{
return 0;