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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CBD99C433EF for ; Fri, 13 May 2022 11:59:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1380103AbiEML7P (ORCPT ); Fri, 13 May 2022 07:59:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344951AbiEML7N (ORCPT ); Fri, 13 May 2022 07:59:13 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 6C2F2285ED8 for ; Fri, 13 May 2022 04:59:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1652443151; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Pt1MSg4G+/JXulhGF1pWl28z2YIqhHl1pzuyEE+yf2E=; b=PAe7Zq4o9tsSuURoZoPwxokgR70suJ8FW98o1tS5Yhs9FusetWd9pd8QMbuk35nPJzOy8x CuwYaHV0nnU0pAqK3NznU/SnF1GF0yiFoHeYLcefYRJAutQXJ5qTGFkEOCDrB0QbAsGAJb WAn5dIJpSePjEQ2xvefy0Los6PSAZSQ= Received: from mail-wm1-f70.google.com (mail-wm1-f70.google.com [209.85.128.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-669-8xlcU9h4Om6MkWIug22SMg-1; Fri, 13 May 2022 07:59:10 -0400 X-MC-Unique: 8xlcU9h4Om6MkWIug22SMg-1 Received: by mail-wm1-f70.google.com with SMTP id i131-20020a1c3b89000000b00393fbb0718bso5884772wma.0 for ; Fri, 13 May 2022 04:59:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:content-transfer-encoding:user-agent:mime-version; bh=Pt1MSg4G+/JXulhGF1pWl28z2YIqhHl1pzuyEE+yf2E=; b=7KVj7pBW1D2+G84dLhEjWOUdJdIf4fm9Tz/tUMfJ5h/fC7j9NnOzjwo2wztbTFhcw0 F8i9wyB8Z+DcqoilZPgXE8we5rZyw3mfz7+zEdk6AnqXeD6tUUZxGdY+B7eUqfgdzuLH Y9R7vHOj6SZQrPbCYruIbeeu1AG1GrgL9foaJfQAjG+g1SOMJWZyDaG5+8/UDo/ZBLTg /DOSkv8+JGgB4Asr7JZlXF9gZZGO8HuxXte6h0QLau6vkwufF1/PzFXlWT8PYQzXdTf0 8PO93FA3RAsxtO2U+DS43ByiqUVq+3DFqDIKy0tNAKlg2hNFQgdT7H0t9IqmFuWHEKsm EVNg== X-Gm-Message-State: AOAM533k40C3IhCNQvkVp/txyMH2GDJ8fYK8ODt++aVgzwMR9G/V0XoI HTT/C/zzEX2cHQiccp+grU07dkyTupO5qPqr7hbmup7LeEsZzNo3jUT5XQhAlfO6rzU4AAKn+1i z08UTjHTTbz3u1mQalUaTh+Wu X-Received: by 2002:adf:cd08:0:b0:20a:eafa:4103 with SMTP id w8-20020adfcd08000000b0020aeafa4103mr3728075wrm.227.1652443149331; Fri, 13 May 2022 04:59:09 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxDUUlG0HhOoqg75mnUCd8WqeCa+JGn09IHsozpwXt7ZY82mUimtgcOA5qaPatrIGrbqDFo4Q== X-Received: by 2002:adf:cd08:0:b0:20a:eafa:4103 with SMTP id w8-20020adfcd08000000b0020aeafa4103mr3728058wrm.227.1652443149144; Fri, 13 May 2022 04:59:09 -0700 (PDT) Received: from ?IPv6:2a0c:5a80:1306:2f00:be0e:91f7:c0a3:32f0? ([2a0c:5a80:1306:2f00:be0e:91f7:c0a3:32f0]) by smtp.gmail.com with ESMTPSA id q20-20020a1ce914000000b003942a244f3dsm5157732wmc.22.2022.05.13.04.59.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 May 2022 04:59:08 -0700 (PDT) Message-ID: Subject: Re: [PATCH 1/6] mm/page_alloc: Add page->buddy_list and page->pcp_list From: Nicolas Saenz Julienne To: Mel Gorman , Andrew Morton Cc: Marcelo Tosatti , Vlastimil Babka , Michal Hocko , LKML , Linux-MM Date: Fri, 13 May 2022 13:59:08 +0200 In-Reply-To: <20220512085043.5234-2-mgorman@techsingularity.net> References: <20220512085043.5234-1-mgorman@techsingularity.net> <20220512085043.5234-2-mgorman@techsingularity.net> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.44.1 (3.44.1-1.fc36) MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2022-05-12 at 09:50 +0100, Mel Gorman wrote: > The page allocator uses page->lru for storing pages on either buddy > or > PCP lists. Create page->buddy_list and page->pcp_list as a union with > page->lru. This is simply to clarify what type of list a page is on > in the page allocator. >=20 > No functional change intended. >=20 > [minchan: Fix page lru fields in macros] > Signed-off-by: Mel Gorman > Tested-by: Minchan Kim > Acked-by: Minchan Kim > --- Reviewed-by: Nicolas Saenz Julienne Thanks, --=20 Nicol=C3=A1s S=C3=A1enz