From mboxrd@z Thu Jan 1 00:00:00 1970 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 04E8BC433EF for ; Sat, 13 Nov 2021 02:47:21 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 79B3E61026 for ; Sat, 13 Nov 2021 02:47:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 79B3E61026 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=bytedance.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id EC45E6B0078; Fri, 12 Nov 2021 21:47:19 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E73016B007B; Fri, 12 Nov 2021 21:47:19 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D8AB66B007D; Fri, 12 Nov 2021 21:47:19 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0231.hostedemail.com [216.40.44.231]) by kanga.kvack.org (Postfix) with ESMTP id CC3506B0078 for ; Fri, 12 Nov 2021 21:47:19 -0500 (EST) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 89DE91853A9E0 for ; Sat, 13 Nov 2021 02:47:19 +0000 (UTC) X-FDA: 78802370598.29.350AC83 Received: from mail-yb1-f172.google.com (mail-yb1-f172.google.com [209.85.219.172]) by imf23.hostedemail.com (Postfix) with ESMTP id 87D5F900039F for ; Sat, 13 Nov 2021 02:47:00 +0000 (UTC) Received: by mail-yb1-f172.google.com with SMTP id v7so28696027ybq.0 for ; Fri, 12 Nov 2021 18:47:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=gL+jvp5JmnCvTdXi9Rc4Ov4LOBuMEciPu5evGB2eT5I=; b=zd7kQzzSEossrGgvCHZxFwcVUdFMX/sjkUeG3NVnxHQC4fzA6fMIr71R81ebk8LCuS CeMNOgBbiUnNMIYKr2/8Ejf7I/GjWXny4Wg1lghDF4wTsnzrIvBUppOvTE32ZBCisILW AEDz2NwOtFhNj4H1g7VgV9eoxYK9PQDeivBpBLRr9ngYw2fNRduWRtSSI+2Cp7K2bzJR rmjngGqdGhwI/ymY70aUvyBajiQysXLKDJB7kFpsfj8b57dAcVs+Cju+++zK9x2STHaw 6VbFrxANIznlxSMq2kIv6tPYQ/ixFPp77JCCSSosS8tzfij4H9D3jt8jXqU16wLV4xeG QZkQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=gL+jvp5JmnCvTdXi9Rc4Ov4LOBuMEciPu5evGB2eT5I=; b=hXWMo1XGPU8HBBflby2iJRdFiigYVrmanHKkZlYS5r4yVaxAzBxogk3xKmuk7SLG0K dKH5E2URSek/J7dHRGlCTD7eZEb1ZmRHl3+PZSbZZVPqYrhPxjRKKbcGOVXFljcNRSAY 9lhB6QpidHH1nRbGPC+075sS/5mS1aQF0eQvjRu07dNbshUrAVpGZ7SWI8989VfiHoJY sVUiDooDtpi9uus4TGdmg8lO6bbDZ10Fwoc3I1LMNjJhLt82MfKIggCjno/6byetetsx sMb6JURyNojhaMfuYIwBw4/YstKnRX5KDhd5Hb308NkKJ0KMvfgdkkQ+ShHs1TtVF6jc NoWg== X-Gm-Message-State: AOAM53004omKQsg4jV269d6IQQCYD6m6t2djyeK83LSDgXaHdBNnu34E CAFv90YL0H0wHmcC6S/gG/0Fdax3O7ePNIE2n2p4oA== X-Google-Smtp-Source: ABdhPJwneNPbuSMOsF43QZbw0eRXysCpGN4BgPb0azMYiCwbO3Ruox8LtHwllfr+TjzY8cbZyHDqExvEA8g87kKVXHo= X-Received: by 2002:a25:b0a8:: with SMTP id f40mr20465219ybj.125.1636771636135; Fri, 12 Nov 2021 18:47:16 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Muchun Song Date: Sat, 13 Nov 2021 10:46:38 +0800 Message-ID: Subject: Re: [PATCH V3 3/4] mm/damon/core: Using function abs() instead of diff_of() To: Xin Hao Cc: sjpark@amazon.de, Andrew Morton , Linux Memory Management List , LKML Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 87D5F900039F X-Stat-Signature: paggpxi3kyizei9zs7b3aouqrtmnibp3 Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=zd7kQzzS; spf=pass (imf23.hostedemail.com: domain of songmuchun@bytedance.com designates 209.85.219.172 as permitted sender) smtp.mailfrom=songmuchun@bytedance.com; dmarc=pass (policy=none) header.from=bytedance.com X-HE-Tag: 1636771620-769251 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: On Sat, Nov 13, 2021 at 12:02 AM Xin Hao wrote: > > In kernel, we can use abs(a - b) to get the absolute value, > So there is no need to redefine a new one. > > Signed-off-by: Xin Hao > Reviewed-by: SeongJae Park Reviewed-by: Muchun Song Thanks.