From patchwork Wed Oct 20 09:03:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: haoxin X-Patchwork-Id: 12571865 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 90586C433EF for ; Wed, 20 Oct 2021 09:03:17 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 16FD961004 for ; Wed, 20 Oct 2021 09:03:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 16FD961004 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id B2EF26B0072; Wed, 20 Oct 2021 05:03:16 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id ADEFA6B0073; Wed, 20 Oct 2021 05:03:16 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9CD97900002; Wed, 20 Oct 2021 05:03:16 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0225.hostedemail.com [216.40.44.225]) by kanga.kvack.org (Postfix) with ESMTP id 8A7966B0072 for ; Wed, 20 Oct 2021 05:03:16 -0400 (EDT) Received: from smtpin05.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 45C1C8249980 for ; Wed, 20 Oct 2021 09:03:16 +0000 (UTC) X-FDA: 78716226792.05.D9A5920 Received: from out30-44.freemail.mail.aliyun.com (out30-44.freemail.mail.aliyun.com [115.124.30.44]) by imf06.hostedemail.com (Postfix) with ESMTP id 832B0801A88D for ; Wed, 20 Oct 2021 09:03:14 +0000 (UTC) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R121e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04423;MF=xhao@linux.alibaba.com;NM=1;PH=DS;RN=5;SR=0;TI=SMTPD_---0Ut1iyHi_1634720585; Received: from localhost.localdomain(mailfrom:xhao@linux.alibaba.com fp:SMTPD_---0Ut1iyHi_1634720585) by smtp.aliyun-inc.com(127.0.0.1); Wed, 20 Oct 2021 17:03:11 +0800 From: Xin Hao To: sjpark@amazon.de Cc: xhao@linux.alibaba.com, akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH V4 1/2] mm/damon: Remove unnecessary variable initialization Date: Wed, 20 Oct 2021 17:03:00 +0800 Message-Id: X-Mailer: git-send-email 2.31.0 In-Reply-To: References: MIME-Version: 1.0 X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 832B0801A88D X-Stat-Signature: bihmqcimg5d8n6tpeyg734kftnwu7nwh Authentication-Results: imf06.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=alibaba.com; spf=pass (imf06.hostedemail.com: domain of xhao@linux.alibaba.com designates 115.124.30.44 as permitted sender) smtp.mailfrom=xhao@linux.alibaba.com X-HE-Tag: 1634720594-275722 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: In 'damon_va_apply_three_regions', There is no need to set variable 'i' as 0 Signed-off-by: Xin Hao Reviewed-by: SeongJae Park --- mm/damon/vaddr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.31.0 diff --git a/mm/damon/vaddr.c b/mm/damon/vaddr.c index b8ba44f69db6..90be463efff7 100644 --- a/mm/damon/vaddr.c +++ b/mm/damon/vaddr.c @@ -305,7 +305,7 @@ static void damon_va_apply_three_regions(struct damon_target *t, struct damon_addr_range bregions[3]) { struct damon_region *r, *next; - unsigned int i = 0; + unsigned int i; /* Remove regions which are not in the three big regions now */ damon_for_each_region_safe(r, next, t) {