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[2620:137:e000::1:20]) by mx.google.com with ESMTP id v15-20020a63d54f000000b003c670739815si13465195pgi.322.2022.05.16.13.23.39; Mon, 16 May 2022 13:23:50 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=pT4PQcxt; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345085AbiEPSqe (ORCPT + 99 others); Mon, 16 May 2022 14:46:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34448 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345090AbiEPSqa (ORCPT ); Mon, 16 May 2022 14:46:30 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 245C93EAB1; Mon, 16 May 2022 11:46:24 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 8B79FB815E5; Mon, 16 May 2022 18:46:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD4B3C34100; Mon, 16 May 2022 18:46:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1652726782; bh=zlgnlRmELcGmau1Sw6c2tactNK7bon8HlHT8OKvR7YQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=pT4PQcxtU1HVE0MtlkahTiXT4h7nQk/MnEHZfu7aaNWJp3AM17pSC5PLJFBLotj2z 2JZxPFhpNlxQvsdPr79JUzMBAeYnwj4Oq7DZ6ESTBg4JiBSOnR3v+ImQMEpigZVOwF x1SQ3fAdO8mUWl/U0t2ySC0wYFrbB80D+IOMjbFU= Date: Mon, 16 May 2022 11:46:20 -0700 From: Andrew Morton To: Muchun Song Cc: corbet@lwn.net, mike.kravetz@oracle.com, mcgrof@kernel.org, keescook@chromium.org, yzaikin@google.com, osalvador@suse.de, david@redhat.com, masahiroy@kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, duanxiongchun@bytedance.com, smuchun@gmail.com Subject: Re: [PATCH v12 0/7] add hugetlb_optimize_vmemmap sysctl Message-Id: <20220516114620.d4d85cb35690b4c8265953d6@linux-foundation.org> In-Reply-To: <20220516102211.41557-1-songmuchun@bytedance.com> References: <20220516102211.41557-1-songmuchun@bytedance.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 16 May 2022 18:22:04 +0800 Muchun Song wrote: > This series amis to add hugetlb_optimize_vmemmap sysctl to enable or disable > the feature of optimizing vmemmap pages associated with HugeTLB pages. > > v12: > - Add patch 3 and patch 4 to handle the coexistence of hugetlb_free_vmemmap > and memory_hotplug.memmap_on_memory (David). > - Remove Reviewed-by from Mike in the last parch since it is changed. v11 is in mm-stable now, so please send patches against that. AFAICT that will be quite straightforward.