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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A4D5C3F68F for ; Tue, 14 Jan 2020 13:46:25 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 1024A2467A for ; Tue, 14 Jan 2020 13:46:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lca.pw header.i=@lca.pw header.b="jlTtnwmX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1024A2467A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lca.pw Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id A5CD88E0006; Tue, 14 Jan 2020 08:46:24 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id A0F148E0003; Tue, 14 Jan 2020 08:46:24 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 94A828E0006; Tue, 14 Jan 2020 08:46:24 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0046.hostedemail.com [216.40.44.46]) by kanga.kvack.org (Postfix) with ESMTP id 7FF168E0003 for ; Tue, 14 Jan 2020 08:46:24 -0500 (EST) Received: from smtpin15.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with SMTP id 34C79824934B for ; Tue, 14 Jan 2020 13:46:24 +0000 (UTC) X-FDA: 76376364288.15.sheet34_54f1b949c1406 X-HE-Tag: sheet34_54f1b949c1406 X-Filterd-Recvd-Size: 3329 Received: from mail-qt1-f193.google.com (mail-qt1-f193.google.com [209.85.160.193]) by imf26.hostedemail.com (Postfix) with ESMTP for ; Tue, 14 Jan 2020 13:46:23 +0000 (UTC) Received: by mail-qt1-f193.google.com with SMTP id e5so12445603qtm.6 for ; Tue, 14 Jan 2020 05:46:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lca.pw; s=google; h=content-transfer-encoding:from:mime-version:subject:date:message-id :references:cc:in-reply-to:to; bh=FJt5ul6jSl2oFgQgoNYCrlZqJ8ZxSmr3QhwWHFt0fl0=; b=jlTtnwmXXaDZbMLFdDf9rwr5nOnDzERvvJZeZRJJ4nklL+kf4y4RYe2uFCwecObjDt NOpcGc8JN0hIY1RA5TJaAGT2Kt+Br5DTYoXKnDBA6D4vWMDVIy9akjaGEezKyscsmgF5 1JVRcnV+SPxc81HX2DRsNQ6LmeYErSfjszdJ51njd0gaYDjIsc2qY96jQlmFvbcH15J+ w9p1jCZ4uLAhjRnUEAQa8lxV+MMYSoz0V+zv6zBMTYtoPlSsKHW4V9RwFyqjLHBfmnKG C7ejF5aUKxM5mf46atR1oNZ8r9qQSV3ahe4YHWM6LJN1Ah949eVDQRPfPLzvE8K5iK0Y 6U4A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:content-transfer-encoding:from:mime-version :subject:date:message-id:references:cc:in-reply-to:to; bh=FJt5ul6jSl2oFgQgoNYCrlZqJ8ZxSmr3QhwWHFt0fl0=; b=U28O6qEgClBCepreC13AbWfJNWl1Y+KGPTxbYKj+I04TRBa/LKpZIL1yjGXTwbzwsQ ueCrK38h71RczR0X6SXqkavrJM/xWEzKr8CNDBsBQaNNg8qWhPrG749FhlNQK0TJY49l OJbxSecunoYQQl2BXB67j4OePlivN2qt+HbQtLN6eHt9FQNp8GjUtoV/LINbxfh8aJ/b QsjykhtbuYIdth+0Iw/VH08CPhDia6QcuQ66U78OCqe/wDt3v3/IWaFk9oXj7eoel+vS zM9jIPMVdjcL2ZweJX2itVHwJz06Fg3/vQwby3jkJyPs15Wh/a7KvuYjhZN794sWlk0G 8XQA== X-Gm-Message-State: APjAAAWM6+whJ1POkJTf/g6a9Gf63y5L9ls6Rxubp2xdD7QfmZmd9kQr U9M1rmMxcmj6Sb1Hh6ffl6Ex4UvdOM6j+g== X-Google-Smtp-Source: APXvYqwjloJcjp9rPTzCKEyvILBYokgQ8xivl6xDKlKiin4V+lyZt1nRX4QTpnG8/kBXw6NfMgK6Tg== X-Received: by 2002:ac8:a8b:: with SMTP id d11mr3570022qti.94.1579009582711; Tue, 14 Jan 2020 05:46:22 -0800 (PST) Received: from [192.168.1.183] (pool-71-184-117-43.bstnma.fios.verizon.net. [71.184.117.43]) by smtp.gmail.com with ESMTPSA id l44sm7724328qtb.48.2020.01.14.05.46.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Jan 2020 05:46:22 -0800 (PST) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable From: Qian Cai Mime-Version: 1.0 (1.0) Subject: Re: [PATCH] mm/vmscan: remove prefetch_prev_lru_page Date: Tue, 14 Jan 2020 08:46:21 -0500 Message-Id: References: <1579006500-127143-1-git-send-email-alex.shi@linux.alibaba.com> Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org In-Reply-To: <1579006500-127143-1-git-send-email-alex.shi@linux.alibaba.com> To: Alex Shi X-Mailer: iPhone Mail (17C54) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000654, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: > On Jan 14, 2020, at 7:55 AM, Alex Shi wrote: >=20 > This macro are never used in git history. So better to remove. When removing unused thingy, it is important to figure out which commit intr= oduced it in the first place and Cc the relevant people in that commit.=