summaryrefslogtreecommitdiff
path: root/arch/nios2
diff options
context:
space:
mode:
authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2015-02-11 01:10:56 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-11 01:30:32 +0300
commit3ee802ead2de2346dd110e233d14602b2de26b3c (patch)
tree2c4561d9599db23a09c6288a7a511868d5f5d010 /arch/nios2
parent6bf63a8ccb1dccd6ab81bc8bc46863493629cdb8 (diff)
downloadlinux-3ee802ead2de2346dd110e233d14602b2de26b3c.tar.xz
nios2: 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: Ley Foon Tan <lftan@altera.com> Reviewed-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/nios2')
-rw-r--r--arch/nios2/include/asm/pgtable-bits.h1
-rw-r--r--arch/nios2/include/asm/pgtable.h10
2 files changed, 1 insertions, 10 deletions
diff --git a/arch/nios2/include/asm/pgtable-bits.h b/arch/nios2/include/asm/pgtable-bits.h
index ce9e7069aa96..bfddff383e89 100644
--- a/arch/nios2/include/asm/pgtable-bits.h
+++ b/arch/nios2/include/asm/pgtable-bits.h
@@ -30,6 +30,5 @@
#define _PAGE_PRESENT (1<<25) /* PTE contains a translation */
#define _PAGE_ACCESSED (1<<26) /* page referenced */
#define _PAGE_DIRTY (1<<27) /* dirty page */
-#define _PAGE_FILE (1<<28) /* PTE used for file mapping or swap */
#endif /* _ASM_NIOS2_PGTABLE_BITS_H */
diff --git a/arch/nios2/include/asm/pgtable.h b/arch/nios2/include/asm/pgtable.h
index ccbaffd47671..7b292e3a3138 100644
--- a/arch/nios2/include/asm/pgtable.h
+++ b/arch/nios2/include/asm/pgtable.h
@@ -112,8 +112,6 @@ 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 int pte_special(pte_t pte) { return 0; }
#define pgprot_noncached pgprot_noncached
@@ -272,8 +270,7 @@ static inline void pte_clear(struct mm_struct *mm,
__FILE__, __LINE__, pgd_val(e))
/*
- * Encode and decode a swap entry (must be !pte_none(pte) && !pte_present(pte)
- * && !pte_file(pte)):
+ * Encode and decode a swap entry (must be !pte_none(pte) && !pte_present(pte):
*
* 31 30 29 28 27 26 25 24 23 22 21 20 19 18 ... 1 0
* 0 0 0 0 type. 0 0 0 0 0 0 offset.........
@@ -290,11 +287,6 @@ static inline void pte_clear(struct mm_struct *mm,
#define __swp_entry_to_pte(swp) ((pte_t) { (swp).val })
#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
-/* Encode and decode a nonlinear file mapping entry */
-#define PTE_FILE_MAX_BITS 25
-#define pte_to_pgoff(pte) (pte_val(pte) & 0x1ffffff)
-#define pgoff_to_pte(off) __pte(((off) & 0x1ffffff) | _PAGE_FILE)
-
#define kern_addr_valid(addr) (1)
#include <asm-generic/pgtable.h>