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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E89BC433F5 for ; Wed, 1 Dec 2021 03:09:47 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6995E6B0073; Tue, 30 Nov 2021 22:09:36 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 649F66B0074; Tue, 30 Nov 2021 22:09:36 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 510436B0075; Tue, 30 Nov 2021 22:09:36 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0162.hostedemail.com [216.40.44.162]) by kanga.kvack.org (Postfix) with ESMTP id 4280A6B0073 for ; Tue, 30 Nov 2021 22:09:36 -0500 (EST) Received: from smtpin18.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 0204A8630B for ; Wed, 1 Dec 2021 03:09:26 +0000 (UTC) X-FDA: 78867744690.18.5B1187C Received: from mail-pj1-f53.google.com (mail-pj1-f53.google.com [209.85.216.53]) by imf08.hostedemail.com (Postfix) with ESMTP id 60C6E30000AB for ; Wed, 1 Dec 2021 03:09:25 +0000 (UTC) Received: by mail-pj1-f53.google.com with SMTP id gt5so16865933pjb.1 for ; Tue, 30 Nov 2021 19:09:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=message-id:date:mime-version:user-agent:to:cc:references:subject :content-language:from:reply-to:in-reply-to :content-transfer-encoding; bh=JCdsNFesDkuuM1VR2LPSkkTD1jlcMDvQK+ffmxURn+g=; b=bgbM3XhbJAWBjpnSaRSKN5x9K9qNIxiC7vK0MluFkyVxwWpjK7InPC7X8JgtyS639t VK4p76abakz/439mKRQ+KokCvszmbJUfuMmvAotKJPK/7IXCTlITTsqFMku+26CGhrJP O5pany0S58DGuTfKl/h+Pxsvi3F14Cu9qVKSA6X2GbSIwACHTW+weykLsjJFwDN724Rc aROBbBBkFWJ8fW5aFU7ubkDai+tcGRcmV2VwfFSKu4DJQtZ1A0g/p1YkxbF3KdJkKqWJ LbRBPIxpzbjhEPo5Y9yzKivcrMPBK7w3uiZvx2r4tl9WLbeRQxFkwoRnYga4zZ52xx0a tU1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:to:cc :references:subject:content-language:from:reply-to:in-reply-to :content-transfer-encoding; bh=JCdsNFesDkuuM1VR2LPSkkTD1jlcMDvQK+ffmxURn+g=; b=Js3YvlkUUhtzkyvdfbKMkA1JzQ7MGPnW45TwSRmk/R4qgDyGsvnp5P1ulyKElOWDLN rgsyqroq2ycU2jQ+/YvyqCl/jj07CNXx8I/jqDpcKsOnVXgw4cghBByAaC4PvMy00BL0 vRuD/WPgM9yBFF9Z2n0gTcxWLULosDNysrOFz2NpIErrpbWr08w/tiv8CW0hFlI8Uvnf sMhjdlgIA94BZBKoG/6GiMqIMIaKDwHGYo4g8ye5GVXEoVKXQ8LX/nQDOJbaCPG9SZY7 H1axRuHjdH2gYXKelAgb2pq/RJ49wfa+l6lTdhSliWPpLhde2het4gt6+8UJLhP3tq3n AKZw== X-Gm-Message-State: AOAM532GBkZd5JZKMqX5YuhhnDVhBhbhEpfaHRWVMqGKHQ0C7kfzeRS1 p7VrSJH+u09rJjN+wPUbEI+LYQ== X-Google-Smtp-Source: ABdhPJxiUGARIFqsFxUSlvAWP1A7uyuEjb9oPxtVgNSIB1NC1DI9nd/TbQZJc8nJEFO6CJEFgKtUhQ== X-Received: by 2002:a17:903:110c:b0:143:9edf:4985 with SMTP id n12-20020a170903110c00b001439edf4985mr655597plh.15.1638328163791; Tue, 30 Nov 2021 19:09:23 -0800 (PST) Received: from [10.76.43.192] ([61.120.150.76]) by smtp.gmail.com with ESMTPSA id 16sm9637367pgu.93.2021.11.30.19.09.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Nov 2021 19:09:23 -0800 (PST) Message-ID: Date: Wed, 1 Dec 2021 11:09:18 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.3.2 To: feng.tang@intel.com Cc: linux-api@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org References: <1627970362-61305-1-git-send-email-feng.tang@intel.com> Subject: Re: [PATCH v7 0/5] Introduce multi-preference mempolicy Content-Language: en-US From: Gang Li Reply-To: 1627970362-61305-1-git-send-email-feng.tang@intel.com In-Reply-To: <1627970362-61305-1-git-send-email-feng.tang@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Stat-Signature: s6f81zgtodindkn6aekfjpza86d74g53 X-Rspamd-Queue-Id: 60C6E30000AB X-Rspamd-Server: rspam07 Authentication-Results: imf08.hostedemail.com; dkim=pass header.d=bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=bgbM3Xhb; spf=pass (imf08.hostedemail.com: domain of ligang.bdlg@bytedance.com designates 209.85.216.53 as permitted sender) smtp.mailfrom=ligang.bdlg@bytedance.com; dmarc=pass (policy=none) header.from=bytedance.com X-HE-Tag: 1638328165-168830 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: Hi Feng: I am a little confused: We have `MPOL_PREFERRED`, why you introduce `MPOL_PREFERRED_MANY` instead of making `MPOL_PREFERRED` support multiple preferred nodes? -- Thanks Gang Li