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[2620:137:e000::3:1]) by mx.google.com with ESMTPS id b22-20020a656696000000b005bdff953b76si196316pgw.197.2023.12.06.17.02.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 17:02:02 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) client-ip=2620:137:e000::3:1; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20230601 header.b="WC/7EC55"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:1 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by morse.vger.email (Postfix) with ESMTP id 5C51A82FD7CA; Wed, 6 Dec 2023 17:02:00 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at morse.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1441924AbjLGBBp (ORCPT + 99 others); Wed, 6 Dec 2023 20:01:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43430 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1441847AbjLGBBn (ORCPT ); Wed, 6 Dec 2023 20:01:43 -0500 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3F6FFEE; Wed, 6 Dec 2023 17:01:50 -0800 (PST) Received: by mail-lf1-x130.google.com with SMTP id 2adb3069b0e04-50bfa5a6cffso134385e87.0; Wed, 06 Dec 2023 17:01:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1701910908; x=1702515708; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=a+rXWANny0uHO6nzvjRs3/MCtnMqv7CRSnXsSEhy7sY=; b=WC/7EC55Tj0Ou8PbSnl8DdmwV11Ce8zbo/ZW1kQ2DKWp4ge902cWgWJKNJtoxvQfCx Bsn6ETtRJwi/qa+oHYVp6VUWnIhiqeV/FvVZw+hpXbw3onFaVontgpMEYyduXlX8jECj B6R95a1AjTVALf+XnN+jxGd6LVFCbY3w0KwgjoGqXSOB5pOicYTFhwHGrmSxnMFnrKwS LQv6l2InRCyI4FJpcqXQKdat5LAKrPWM7dRxI8WuDf2IFL7RlIojdovb7+5VGdzQIUpY dmSt/HOYAFHzmGyGEipO8MrLHkor2wdsj1CldLWCHpuCgk8FrkvrgA9IPE6VJC730DHW XrkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701910908; x=1702515708; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=a+rXWANny0uHO6nzvjRs3/MCtnMqv7CRSnXsSEhy7sY=; b=Ir1kKyY5SCVoKxLOhdp7W8yCoSPmkrZpKmHX52jZKwYWOCtn6b0J9m1hz2gCTH/wG0 QV/pVmrRZLCPLX0abBsCHTaV2zZLHseWy/V7bvKROU+OigB9VC3eWlm3NjoWlXAYC0+f z5DTPH3t2QPvTjGWS+DsY/kgePqYsSNGlhwTb4zNdSD39qPRkOmAz5G3M6vRO5DSrsxE 5654kTYi7q9vFz26URBnTWnbhx7mYKXQEvI4RLKX0npLjy+Wf5K91j7CmlTJW0MPT/Kc kGOMWaRA6CjWW420XZLBGAfL4X4u7CNjcGReR3P79IDIQiSQfvDHCcMG2F5Cbj9//sUS Sksw== X-Gm-Message-State: AOJu0YzhRHSr7nCkhfKlhJys0wEt9jN9PZke/GLZgpkscRYz8jMZ73MW mUreWrkoZCx51KztccsYTt/kO8afeZpyEFwd48g= X-Received: by 2002:ac2:44d6:0:b0:50b:e750:dd99 with SMTP id d22-20020ac244d6000000b0050be750dd99mr1007855lfm.38.1701910907996; Wed, 06 Dec 2023 17:01:47 -0800 (PST) MIME-Version: 1.0 References: <20231120083559.285174-1-ming.lei@redhat.com> <20231206165453.613dbe57555f41ab4b9b0acc@linux-foundation.org> In-Reply-To: <20231206165453.613dbe57555f41ab4b9b0acc@linux-foundation.org> From: Yury Norov Date: Wed, 6 Dec 2023 17:01:36 -0800 Message-ID: Subject: Re: [PATCH V4 resend] lib/group_cpus.c: avoid to acquire cpu hotplug lock in group_cpus_evenly To: Andrew Morton Cc: Ming Lei , Thomas Gleixner , linux-kernel@vger.kernel.org, Keith Busch , linux-nvme@lists.infradead.org, linux-block@vger.kernel.org, Yi Zhang , Guangwu Zhang , Chengming Zhou , Jens Axboe Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-0.6 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on morse.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (morse.vger.email [0.0.0.0]); Wed, 06 Dec 2023 17:02:00 -0800 (PST) On Wed, Dec 6, 2023 at 4:54=E2=80=AFPM Andrew Morton wrote: > > On Wed, 6 Dec 2023 16:41:44 -0800 Yury Norov wrote= : > > > Although, it's not related to this patch directly. So, if you fix > > zalloc_cpumask_var(), the patch looks good to me. > > > > Reviewed-by: Yury Norov > > Thanks. > > I just moved this into mm.git's non-rebasing mm-hotfixes-stable branch, > so I'd prefer not to have to redo it at this stage. > > Let's do these things (with which I agree) as a followup patch, please. Sure, I can do that, and append to my series.