diff options
| author | Minchan Kim <minchan@kernel.org> | 2017-05-03 14:54:23 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-03 15:52:10 -0700 |
| commit | 1df631ae19819cff343d316eda42eca32d3de7fc (patch) | |
| tree | f643ec82c7c5aff378f11453ff2660a27b0cfdf4 /include | |
| parent | 666e5a406c3ed562e7b3ceff8b631b6067bdaead (diff) | |
mm: make rmap_walk() return void
There is no user of the return value from rmap_walk() and friends so
this patch makes them void-returning functions.
Link: http://lkml.kernel.org/r/1489555493-14659-9-git-send-email-minchan@kernel.org
Signed-off-by: Minchan Kim <minchan@kernel.org>
Cc: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Cc: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/ksm.h | 5 | ||||
| -rw-r--r-- | include/linux/rmap.h | 4 |
2 files changed, 4 insertions, 5 deletions
diff --git a/include/linux/ksm.h b/include/linux/ksm.h index e1cfda4bee58..78b44a024eaa 100644 --- a/include/linux/ksm.h +++ b/include/linux/ksm.h @@ -61,7 +61,7 @@ static inline void set_page_stable_node(struct page *page, struct page *ksm_might_need_to_copy(struct page *page, struct vm_area_struct *vma, unsigned long address); -int rmap_walk_ksm(struct page *page, struct rmap_walk_control *rwc); +void rmap_walk_ksm(struct page *page, struct rmap_walk_control *rwc); void ksm_migrate_page(struct page *newpage, struct page *oldpage); #else /* !CONFIG_KSM */ @@ -94,10 +94,9 @@ static inline int page_referenced_ksm(struct page *page, return 0; } -static inline int rmap_walk_ksm(struct page *page, +static inline void rmap_walk_ksm(struct page *page, struct rmap_walk_control *rwc) { - return 0; } static inline void ksm_migrate_page(struct page *newpage, struct page *oldpage) diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 6028c38d3cac..1d7d457ca0dc 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -264,8 +264,8 @@ struct rmap_walk_control { bool (*invalid_vma)(struct vm_area_struct *vma, void *arg); }; -int rmap_walk(struct page *page, struct rmap_walk_control *rwc); -int rmap_walk_locked(struct page *page, struct rmap_walk_control *rwc); +void rmap_walk(struct page *page, struct rmap_walk_control *rwc); +void rmap_walk_locked(struct page *page, struct rmap_walk_control *rwc); #else /* !CONFIG_MMU */ |