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[23.128.96.18]) by mx.google.com with ESMTP id kb2si21312520pjb.108.2021.10.15.14.32.01; Fri, 15 Oct 2021 14:32:16 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=W6BsCALV; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238504AbhJOLxy (ORCPT + 99 others); Fri, 15 Oct 2021 07:53:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46914 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235134AbhJOLxx (ORCPT ); Fri, 15 Oct 2021 07:53:53 -0400 Received: from mail-yb1-xb2e.google.com (mail-yb1-xb2e.google.com [IPv6:2607:f8b0:4864:20::b2e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4B6FEC061570 for ; Fri, 15 Oct 2021 04:51:47 -0700 (PDT) Received: by mail-yb1-xb2e.google.com with SMTP id d131so22115144ybd.5 for ; Fri, 15 Oct 2021 04:51:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ISTv0g6D9fhNjnXuPb8elc1/Pv66oLGmzG/MkG3iCpw=; b=W6BsCALVsxLKKqkF0hEWmcJazhFtnvXIErEpzuHukxRn9a/x80Qugunr7IYg3nWjTJ 0UL+qrvcpRYtbKjm+QKrbgoPJ9ua6RSgUYGB/m7T5cI4R8dzydh3UO14NjIQeOuRXsuy eQ5zkK9nEYO0b/zPzW2RskDg6EytKHuyC7/B59xzCkb97bmVv5JlTJnCLXUUnDmPStsj xGOTbhVPg6GGFZRo7pl1UvfD4zg/SaHIEx6ZLY7EEyQYvK/W5z9pjIfPWii7PX4RUzqS UjiVTprd42y+8xDvY/ZdCIKNCGBN2qqkFdcx/lqXEhj4nt6b8IfLdmRrLZLF1QczmlkA yKVw== 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=ISTv0g6D9fhNjnXuPb8elc1/Pv66oLGmzG/MkG3iCpw=; b=gFUGAB4C4t7C/eQtV4hcDVCpd0TwhfbXvJ0mqXFQs9mjiAb3VaUPWLiLJDWT84khGQ gArZR1EWP+zIeTf7bdESKGO+heinzJsvj37H7iMIbWO6WgY1RcdpMX/PmvK/rN1zqNIn YCdJpjhNc1I3aWRubn0MD0amzKsWtG5tmsxZxH+5bJ1jOC0Mt5c/p4y5dOV8C0vW/k9r CYgvZZH+nsgUFv8npSLD2Sq4GDifMQVJ0lJhlgeYfmmEsK+a9niyfR8UEuEQUV7Euk4I CtY90sJKudLQi6EyDfutS1GZIKiiTgJEdTsVCPShaF96NMkaYXim8GRIZowoxU1QKL4v xa1A== X-Gm-Message-State: AOAM533ZJjzlEODAGokmv18jXlOqrxtu4hNf0JKGoOrSFCqYWSAYlflD 1U/h4OASxC7NgCgo1d4h2U+hxVxF9pi3QUBfYBR4fw== X-Received: by 2002:a25:7415:: with SMTP id p21mr12550537ybc.78.1634298706161; Fri, 15 Oct 2021 04:51:46 -0700 (PDT) MIME-Version: 1.0 References: <20210928121040.2547407-1-chenwandun@huawei.com> <8fc5e1ae-a356-6225-2e50-cf0e5ee26208@huawei.com> <1634261360.fed2opbgxw.astroid@bobo.none> <1634281763.ecsq6l88ia.astroid@bobo.none> In-Reply-To: <1634281763.ecsq6l88ia.astroid@bobo.none> From: Eric Dumazet Date: Fri, 15 Oct 2021 04:51:34 -0700 Message-ID: Subject: Re: [PATCH] mm/vmalloc: fix numa spreading for large hash tables To: Nicholas Piggin Cc: Chen Wandun , Shakeel Butt , Andrew Morton , guohanjun@huawei.com, LKML , Linux MM , Kefeng Wang Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 15, 2021 at 12:11 AM Nicholas Piggin wrote: > Okay. It would be better to do it as two patches. First the minimal fix > so it can be backported easily and have the Fixes: tag pointed at my > commit. Then the performance optimization. > +2, we need a small fix for stable branches. Thanks > Thanks, > Nick