From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762661AbZFKK1b (ORCPT ); Thu, 11 Jun 2009 06:27:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932407AbZFKK1U (ORCPT ); Thu, 11 Jun 2009 06:27:20 -0400 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:57602 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932137AbZFKK1T (ORCPT ); Thu, 11 Jun 2009 06:27:19 -0400 From: KOSAKI Motohiro To: linux-mm , LKML Subject: [PATCH for mmotm 3/5] add Mapped(SwapBacked) field to /proc/meminfo Cc: kosaki.motohiro@jp.fujitsu.com, Mel Gorman , Wu Fengguang , Andrew Morton In-Reply-To: <20090611192114.6D4A.A69D9226@jp.fujitsu.com> References: <20090611192114.6D4A.A69D9226@jp.fujitsu.com> Message-Id: <20090611192647.6D53.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.50.07 [ja] Date: Thu, 11 Jun 2009 19:27:18 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Subject: [PATCH] add Mapped(SwapBacked) field to /proc/meminfo Now, We have NR_SWAP_BACKED_FILE_MAPPED statistics. Thus we can also display it by /proc/meminfo. example: $ cat /proc/meminfo MemTotal: 32275164 kB MemFree: 31880212 kB (snip) Mapped: 28048 kB Mapped(SwapBacked): 836 kB Signed-off-by: KOSAKI Motohiro Cc: Mel Gorman Cc: Wu Fengguang --- fs/proc/meminfo.c | 2 ++ 1 file changed, 2 insertions(+) Index: b/fs/proc/meminfo.c =================================================================== --- a/fs/proc/meminfo.c +++ b/fs/proc/meminfo.c @@ -81,6 +81,7 @@ static int meminfo_proc_show(struct seq_ "Writeback: %8lu kB\n" "AnonPages: %8lu kB\n" "Mapped: %8lu kB\n" + "Mapped(SwapBacked): %8lu kB\n" "Slab: %8lu kB\n" "SReclaimable: %8lu kB\n" "SUnreclaim: %8lu kB\n" @@ -124,6 +125,7 @@ static int meminfo_proc_show(struct seq_ K(global_page_state(NR_WRITEBACK)), K(global_page_state(NR_ANON_PAGES)), K(global_page_state(NR_FILE_MAPPED)), + K(global_page_state(NR_SWAP_BACKED_FILE_MAPPED)), K(global_page_state(NR_SLAB_RECLAIMABLE) + global_page_state(NR_SLAB_UNRECLAIMABLE)), K(global_page_state(NR_SLAB_RECLAIMABLE)),