diff options
| author | Joonsoo Kim <iamjoonsoo.kim@lge.com> | 2014-01-21 15:51:18 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-21 16:19:49 -0800 |
| commit | 78d5506e82b21a1a1de68c24182db2c2fe521422 (patch) | |
| tree | d3a0632291ff79bc1118e68cbceb1d5e92350dab | |
| parent | 59c82b70dcd9cc273c21fae5abc29e41fc732a17 (diff) | |
| download | linux-78d5506e82b21a1a1de68c24182db2c2fe521422.tar.bz2 | |
mm/migrate: remove unused function, fail_migrate_page()
fail_migrate_page() isn't used anywhere, so remove it.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: Christoph Lameter <cl@linux.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Cc: Rafael Aquini <aquini@redhat.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Cc: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | include/linux/migrate.h | 4 | ||||
| -rw-r--r-- | mm/migrate.c | 8 |
2 files changed, 0 insertions, 12 deletions
diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 2a411bc0097f..84a31ad0b791 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -41,9 +41,6 @@ extern int migrate_page(struct address_space *, extern int migrate_pages(struct list_head *l, new_page_t x, unsigned long private, enum migrate_mode mode, int reason); -extern int fail_migrate_page(struct address_space *, - struct page *, struct page *); - extern int migrate_prep(void); extern int migrate_prep_local(void); extern int migrate_vmas(struct mm_struct *mm, @@ -84,7 +81,6 @@ static inline int migrate_huge_page_move_mapping(struct address_space *mapping, /* Possible settings for the migrate_page() method in address_operations */ #define migrate_page NULL -#define fail_migrate_page NULL #endif /* CONFIG_MIGRATION */ diff --git a/mm/migrate.c b/mm/migrate.c index 8a73d66be102..a8025befc323 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -552,14 +552,6 @@ void migrate_page_copy(struct page *newpage, struct page *page) * Migration functions ***********************************************************/ -/* Always fail migration. Used for mappings that are not movable */ -int fail_migrate_page(struct address_space *mapping, - struct page *newpage, struct page *page) -{ - return -EIO; -} -EXPORT_SYMBOL(fail_migrate_page); - /* * Common logic to directly migrate a single page suitable for * pages that do not use PagePrivate/PagePrivate2. |