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authorKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>2010-03-05 13:42:00 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-06 11:26:25 -0800
commit85f1fb72fa76eabc4481dc79f42d2b011df54762 (patch)
tree04dbf3b20c3ecb6959b0591027529d89de633a8d /mm
parentda0aa138944311e6745a00ac3d88f03e8d9a46c4 (diff)
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mm/migrate.c: kill anon local variable from migrate_page_copy
commit 01b1ae63c2 ("memcg: simple migration handling") removed mem_cgroup_uncharge_cache_page() call from migrate_page_copy. Local variable `anon' is now unused. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/migrate.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/mm/migrate.c b/mm/migrate.c
index edb6101ed77..88000b89fc9 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -275,8 +275,6 @@ static int migrate_page_move_mapping(struct address_space *mapping,
*/
static void migrate_page_copy(struct page *newpage, struct page *page)
{
- int anon;
-
copy_highpage(newpage, page);
if (PageError(page))
@@ -313,8 +311,6 @@ static void migrate_page_copy(struct page *newpage, struct page *page)
ClearPageSwapCache(page);
ClearPagePrivate(page);
set_page_private(page, 0);
- /* page->mapping contains a flag for PageAnon() */
- anon = PageAnon(page);
page->mapping = NULL;
/*