linux-kernel - [patch 2/2] mm, counters: fold __sync_task_rss_stat into sync_mm

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Date:	Tue, 6 Mar 2012 19:21:42 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: [patch 2/2] mm, counters: fold __sync_task_rss_stat into
 sync_mm_rss

There's no difference between sync_mm_rss() and __sync_task_rss_stat(),
so fold the latter into the former.

Signed-off-by: David Rientjes <rientjes@...gle.com>
---
 mm/memory.c |    9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/mm/memory.c b/mm/memory.c
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -125,7 +125,7 @@ core_initcall(init_zero_pfn);
 
 #if defined(SPLIT_RSS_COUNTING)
 
-static void __sync_task_rss_stat(struct mm_struct *mm)
+void sync_mm_rss(struct mm_struct *mm)
 {
 	int i;
 
@@ -157,7 +157,7 @@ static void check_sync_rss_stat(struct task_struct *task)
 	if (unlikely(task != current))
 		return;
 	if (unlikely(task->rss_stat.events++ > TASK_RSS_EVENTS_THRESH))
-		__sync_task_rss_stat(task->mm);
+		sync_mm_rss(task->mm);
 }
 
 unsigned long get_mm_counter(struct mm_struct *mm, int member)
@@ -177,11 +177,6 @@ unsigned long get_mm_counter(struct mm_struct *mm, int member)
 		return 0;
 	return (unsigned long)val;
 }
-
-void sync_mm_rss(struct mm_struct *mm)
-{
-	__sync_task_rss_stat(mm);
-}
 #else /* SPLIT_RSS_COUNTING */
 
 #define inc_mm_counter_fast(mm, member) inc_mm_counter(mm, member)
--
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