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authorKOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>2011-07-25 17:12:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-25 20:57:08 -0700
commit53bb01f593d50188c8d638f89db96f9b6b042bcd (patch)
treeb764d8becd99aee7b337a47fbd71032800831c6d
parente21c7ffd6f7493aa01bccd17ebc13dbdfecce880 (diff)
mm: swap-token: makes global variables to function local
global_faults and last_aging are only used in grab_swap_token(). Move them into grab_swap_token(). Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Acked-by: Rik van Riel <riel@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/thrash.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/thrash.c b/mm/thrash.c
index d416d403e14..42ffb017927 100644
--- a/mm/thrash.c
+++ b/mm/thrash.c
@@ -30,8 +30,6 @@
static DEFINE_SPINLOCK(swap_token_lock);
struct mm_struct *swap_token_mm;
struct mem_cgroup *swap_token_memcg;
-static unsigned int global_faults;
-static unsigned int last_aging;
#ifdef CONFIG_CGROUP_MEM_RES_CTLR
static struct mem_cgroup *swap_token_memcg_from_mm(struct mm_struct *mm)
@@ -55,6 +53,8 @@ void grab_swap_token(struct mm_struct *mm)
{
int current_interval;
unsigned int old_prio = mm->token_priority;
+ static unsigned int global_faults;
+ static unsigned int last_aging;
global_faults++;