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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>
This commit is contained in:
KOSAKI Motohiro 2011-07-25 17:12:07 -07:00 committed by Linus Torvalds
parent e21c7ffd6f
commit 53bb01f593
1 changed files with 2 additions and 2 deletions
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4
mm/thrash.c
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@ -30,8 +30,6 @@
static DEFINE_SPINLOCK(swap_token_lock); static DEFINE_SPINLOCK(swap_token_lock);
struct mm_struct *swap_token_mm; struct mm_struct *swap_token_mm;
struct mem_cgroup *swap_token_memcg; struct mem_cgroup *swap_token_memcg;
static unsigned int global_faults;
static unsigned int last_aging;
#ifdef CONFIG_CGROUP_MEM_RES_CTLR #ifdef CONFIG_CGROUP_MEM_RES_CTLR
static struct mem_cgroup *swap_token_memcg_from_mm(struct mm_struct *mm) 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; int current_interval;
unsigned int old_prio = mm->token_priority; unsigned int old_prio = mm->token_priority;
static unsigned int global_faults;
static unsigned int last_aging;
global_faults++; global_faults++;