From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail191.messagelabs.com (mail191.messagelabs.com [216.82.242.19]) by kanga.kvack.org (Postfix) with SMTP id D5DBD6B02A9 for ; Fri, 16 Jul 2010 06:18:22 -0400 (EDT) Received: from m4.gw.fujitsu.co.jp ([10.0.50.74]) by fgwmail6.fujitsu.co.jp (Fujitsu Gateway) with ESMTP id o6GAIK5j009602 for (envelope-from kosaki.motohiro@jp.fujitsu.com); Fri, 16 Jul 2010 19:18:20 +0900 Received: from smail (m4 [127.0.0.1]) by outgoing.m4.gw.fujitsu.co.jp (Postfix) with ESMTP id 318F645DE70 for ; Fri, 16 Jul 2010 19:18:20 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (s4.gw.fujitsu.co.jp [10.0.50.94]) by m4.gw.fujitsu.co.jp (Postfix) with ESMTP id 0F97945DE6E for ; Fri, 16 Jul 2010 19:18:20 +0900 (JST) Received: from s4.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id E5C871DB803E for ; Fri, 16 Jul 2010 19:18:19 +0900 (JST) Received: from ml14.s.css.fujitsu.com (ml14.s.css.fujitsu.com [10.249.87.104]) by s4.gw.fujitsu.co.jp (Postfix) with ESMTP id 9407A1DB803A for ; Fri, 16 Jul 2010 19:18:19 +0900 (JST) From: KOSAKI Motohiro Subject: [PATCH 7/7] memcg: add mm_vmscan_memcg_isolate tracepoint In-Reply-To: <20100716191006.7369.A69D9226@jp.fujitsu.com> References: <20100716191006.7369.A69D9226@jp.fujitsu.com> Message-Id: <20100716191739.737E.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Date: Fri, 16 Jul 2010 19:18:18 +0900 (JST) Sender: owner-linux-mm@kvack.org To: LKML , linux-mm , Andrew Morton , Mel Gorman , KAMEZAWA Hiroyuki , Nishimura Daisuke Cc: kosaki.motohiro@jp.fujitsu.com List-ID: Memcg also need to trace page isolation information as global reclaim. This patch does it. Signed-off-by: KOSAKI Motohiro --- include/trace/events/vmscan.h | 15 +++++++++++++++ mm/memcontrol.c | 7 +++++++ 2 files changed, 22 insertions(+), 0 deletions(-) diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h index e37fe72..eefd399 100644 --- a/include/trace/events/vmscan.h +++ b/include/trace/events/vmscan.h @@ -213,6 +213,21 @@ DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_lru_isolate, ); +DEFINE_EVENT(mm_vmscan_lru_isolate_template, mm_vmscan_memcg_isolate, + + TP_PROTO(int order, + unsigned long nr_requested, + unsigned long nr_scanned, + unsigned long nr_taken, + unsigned long nr_lumpy_taken, + unsigned long nr_lumpy_dirty, + unsigned long nr_lumpy_failed, + int isolate_mode), + + TP_ARGS(order, nr_requested, nr_scanned, nr_taken, nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, isolate_mode) + +); + TRACE_EVENT(mm_vmscan_writepage, TP_PROTO(struct page *page, diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 81bc9bf..82e191f 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -52,6 +52,9 @@ #include +#include + + struct cgroup_subsys mem_cgroup_subsys __read_mostly; #define MEM_CGROUP_RECLAIM_RETRIES 5 struct mem_cgroup *root_mem_cgroup __read_mostly; @@ -1042,6 +1045,10 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan, } *scanned = scan; + + trace_mm_vmscan_memcg_isolate(0, nr_to_scan, scan, nr_taken, + 0, 0, 0, mode); + return nr_taken; } -- 1.6.5.2 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org