diff options
| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2013-11-14 14:31:20 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-15 09:32:16 +0900 |
| commit | 390f44e2aa2ab83f08231d7d05f066dc3494490e (patch) | |
| tree | c40352aa0c42e49b601624e0ae9972c69832f55a | |
| parent | f8c6d30b766fc8eb83f5b7983ff8a5a9b3189365 (diff) | |
mm: allow pgtable_page_ctor() to fail
Change pgtable_page_ctor() return type from void to bool. Returns true,
if initialization is successful and false otherwise.
Current implementation never fails, but it will change later.
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>
| -rw-r--r-- | include/linux/mm.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 255750d9b1be..e855351c3361 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1338,10 +1338,11 @@ static inline pmd_t *pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long a #define pte_lockptr(mm, pmd) ({(void)(pmd); &(mm)->page_table_lock;}) #endif /* USE_SPLIT_PTE_PTLOCKS */ -static inline void pgtable_page_ctor(struct page *page) +static inline bool pgtable_page_ctor(struct page *page) { pte_lock_init(page); inc_zone_page_state(page, NR_PAGETABLE); + return true; } static inline void pgtable_page_dtor(struct page *page) |