From patchwork Sat May 16 06:47:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Feng Tang X-Patchwork-Id: 11553343 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CDA1B913 for ; Sat, 16 May 2020 06:47:50 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B2EFC2065C for ; Sat, 16 May 2020 06:47:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B2EFC2065C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 736EA8E0005; Sat, 16 May 2020 02:47:49 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 698EF8E0001; Sat, 16 May 2020 02:47:49 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4EBF58E0005; Sat, 16 May 2020 02:47:49 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0095.hostedemail.com [216.40.44.95]) by kanga.kvack.org (Postfix) with ESMTP id 368288E0001 for ; Sat, 16 May 2020 02:47:49 -0400 (EDT) Received: from smtpin04.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id EA44B181AEF1D for ; Sat, 16 May 2020 06:47:48 +0000 (UTC) X-FDA: 76821651816.04.voice40_612d76728d41f X-Spam-Summary: 1,0,0,,d41d8cd98f00b204,feng.tang@intel.com,,RULES_HIT:30054:30064:30070,0,RBL:192.55.52.151:@intel.com:.lbl8.mailshell.net-64.95.201.95 62.18.0.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:ft,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:24,LUA_SUMMARY:none X-HE-Tag: voice40_612d76728d41f X-Filterd-Recvd-Size: 2406 Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by imf17.hostedemail.com (Postfix) with ESMTP for ; Sat, 16 May 2020 06:47:47 +0000 (UTC) IronPort-SDR: M0JIEJH3wFKUMMTOi5r23BTAoGkuu19NhXG7ihO9wIkLXJ2DE6mD7R3GuKllUcRSHKkuYZOIY4 M/5zNvJFpSEw== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 May 2020 23:47:47 -0700 IronPort-SDR: AuRbLFYfyv25OBAoLDS8sMa16bR0wQfY6MwQH3IyzqUfN6ue3uOfSQ1todkCrYa6z1kKjk1Any 8dxTiXEododw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,398,1583222400"; d="scan'208";a="464984924" Received: from shbuild999.sh.intel.com ([10.239.146.107]) by fmsmga005.fm.intel.com with ESMTP; 15 May 2020 23:47:44 -0700 From: Feng Tang To: Andrew Morton , Michal Hocko , Matthew Wilcox , Johannes Weiner , Mel Gorman , Kees Cook , andi.kleen@intel.com, tim.c.chen@intel.com, dave.hansen@intel.com, ying.huang@intel.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: Feng Tang Subject: [PATCH v3 1/3] proc/meminfo: avoid open coded reading of vm_committed_as Date: Sat, 16 May 2020 14:47:38 +0800 Message-Id: <1589611660-89854-2-git-send-email-feng.tang@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1589611660-89854-1-git-send-email-feng.tang@intel.com> References: <1589611660-89854-1-git-send-email-feng.tang@intel.com> X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Use the existing vm_memory_committed() instead, which is also convenient for future change. Signed-off-by: Feng Tang Acked-by: Michal Hocko --- fs/proc/meminfo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c index 8c1f1bb..578c0b8 100644 --- a/fs/proc/meminfo.c +++ b/fs/proc/meminfo.c @@ -42,7 +42,7 @@ static int meminfo_proc_show(struct seq_file *m, void *v) si_meminfo(&i); si_swapinfo(&i); - committed = percpu_counter_read_positive(&vm_committed_as); + committed = vm_memory_committed(); cached = global_node_page_state(NR_FILE_PAGES) - total_swapcache_pages() - i.bufferram;