Thread (11 messages) 11 messages, 5 authors, 2012-03-23

Re: [PATCH] memcg: change behavior of moving charges at task move

From: Johannes Weiner <hannes@cmpxchg.org>
Date: 2012-03-23 08:53:30
Also in: cgroups, lkml

On Fri, Mar 23, 2012 at 09:52:28AM +0900, KAMEZAWA Hiroyuki wrote:
quoted hunk ↗ jump to hunk
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index b2ee6df..ca8b3a1 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5147,7 +5147,7 @@ static struct page *mc_handle_present_pte(struct vm_area_struct *vma,
 		return NULL;
 	if (PageAnon(page)) {
 		/* we don't move shared anon */
-		if (!move_anon() || page_mapcount(page) > 2)
+		if (!move_anon())
 			return NULL;
 	} else if (!move_file())
 		/* we ignore mapcount for file pages */
@@ -5158,26 +5158,32 @@ static struct page *mc_handle_present_pte(struct vm_area_struct *vma,
 	return page;
 }
 
+#ifdef CONFFIG_SWAP
That will probably disable it for good :)

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