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 62004C433F5 for ; Fri, 15 Oct 2021 11:51:49 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id EA96760FF2 for ; Fri, 15 Oct 2021 11:51:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EA96760FF2 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvack.org Received: by kanga.kvack.org (Postfix) id 21C73940012; Fri, 15 Oct 2021 07:51:48 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1A61F940009; Fri, 15 Oct 2021 07:51:48 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 045C1940012; Fri, 15 Oct 2021 07:51:47 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0239.hostedemail.com [216.40.44.239]) by kanga.kvack.org (Postfix) with ESMTP id E9DDD940009 for ; Fri, 15 Oct 2021 07:51:47 -0400 (EDT) Received: from smtpin07.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 928B6181AF5CC for ; Fri, 15 Oct 2021 11:51:47 +0000 (UTC) X-FDA: 78698507454.07.3EC1C34 Received: from mail-yb1-f171.google.com (mail-yb1-f171.google.com [209.85.219.171]) by imf15.hostedemail.com (Postfix) with ESMTP id 0DC84D000081 for ; Fri, 15 Oct 2021 11:51:45 +0000 (UTC) Received: by mail-yb1-f171.google.com with SMTP id v195so22201473ybb.0 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=6Ndcf8/M1HTZ6X+maph+1arbnFzzYTdayg0ammpqw5iWv17I409SVljr2fkyds1jEw V9X+Uw77F1QhgC7xPblAagurY7HyM3fZBeUoY/L0dz/CSX+Pe5tTQD7dhQ/UexRW0/BZ +vSDoidmZKiYTq72XV3+EVhTEC7aEMV0Fx+klg665Z/BAndlXe7jKPjKwjcCmUSCY7+r 9eVgMtxxSctDJ2sM+ZxAqyJd6d5yzF/B3dNcRfjj66HN/1W1RIwaRUpeOzLc8oooy0iW wqmwa2wEgbBIAu1C4596uJBPQci7qWERmLzdsEbT2ScljbXd8WjVte1hk/NO5sOiC2Zq juLA== X-Gm-Message-State: AOAM530UX94zqcMCBkksQrQE68sMEj1sjp/DYpR1eEGG1pW/INSNzN0j 5vJsd10nLns9Cm8NLyGK6Ng7yn1O0kvSNgDQ1rBLcQ== X-Google-Smtp-Source: ABdhPJzyeCnTWEstgInEzx52Q3iEp69ITrU/C0pMmlxFQhZIbVVhr1wNECUo9H6zY1J/9gAZ1fzNzRKb2Ow8FodpsYE= 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" X-Stat-Signature: tg6oghfrt3znjymxfyes6tgrcg5f595s Authentication-Results: imf15.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=W6BsCALV; spf=pass (imf15.hostedemail.com: domain of edumazet@google.com designates 209.85.219.171 as permitted sender) smtp.mailfrom=edumazet@google.com; dmarc=pass (policy=reject) header.from=google.com X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 0DC84D000081 X-HE-Tag: 1634298705-641580 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 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