diff options
| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2012-12-13 01:52:36 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-13 05:38:35 +0400 |
| commit | 816422ad76474fed8052b6f7b905a054d082e59a (patch) | |
| tree | 9918f68e9c5f93be98940b4b7b478e1637547926 /include/linux | |
| parent | 56f2fb147659e05b1e87b99791bf44b988d38545 (diff) | |
| download | linux-816422ad76474fed8052b6f7b905a054d082e59a.tar.xz | |
asm-generic, mm: pgtable: consolidate zero page helpers
We have two different implementation of is_zero_pfn() and my_zero_pfn()
helpers: for architectures with and without zero page coloring.
Let's consolidate them in <asm-generic/pgtable.h>.
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 'include/linux')
| -rw-r--r-- | include/linux/mm.h | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 4b80bad4a367..4af4f0b1be4c 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -516,14 +516,6 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma) } #endif -#ifndef my_zero_pfn -static inline unsigned long my_zero_pfn(unsigned long addr) -{ - extern unsigned long zero_pfn; - return zero_pfn; -} -#endif - /* * Multiple processes may "see" the same page. E.g. for untouched * mappings of /dev/null, all processes see the same page full of |