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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 56482C4361B for ; Thu, 10 Dec 2020 11:43:13 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id C728C23D67 for ; Thu, 10 Dec 2020 11:43:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C728C23D67 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 474076B0070; Thu, 10 Dec 2020 06:43:12 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 448B76B0071; Thu, 10 Dec 2020 06:43:12 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 35FCC6B0072; Thu, 10 Dec 2020 06:43:12 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0234.hostedemail.com [216.40.44.234]) by kanga.kvack.org (Postfix) with ESMTP id 1DF806B0070 for ; Thu, 10 Dec 2020 06:43:12 -0500 (EST) Received: from smtpin23.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id E496D1EE6 for ; Thu, 10 Dec 2020 11:43:11 +0000 (UTC) X-FDA: 77577186582.23.pets27_3b0be26273f8 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin23.hostedemail.com (Postfix) with ESMTP id C718237606 for ; Thu, 10 Dec 2020 11:43:11 +0000 (UTC) X-HE-Tag: pets27_3b0be26273f8 X-Filterd-Recvd-Size: 2555 Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) by imf21.hostedemail.com (Postfix) with ESMTP for ; Thu, 10 Dec 2020 11:43:11 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 5C43FAD0E; Thu, 10 Dec 2020 11:43:09 +0000 (UTC) Date: Thu, 10 Dec 2020 10:18:12 +0100 From: Oscar Salvador To: Muchun Song Cc: corbet@lwn.net, mike.kravetz@oracle.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com, dave.hansen@linux.intel.com, luto@kernel.org, peterz@infradead.org, viro@zeniv.linux.org.uk, akpm@linux-foundation.org, paulmck@kernel.org, mchehab+huawei@kernel.org, pawan.kumar.gupta@linux.intel.com, rdunlap@infradead.org, oneukum@suse.com, anshuman.khandual@arm.com, jroedel@suse.de, almasrymina@google.com, rientjes@google.com, willy@infradead.org, mhocko@suse.com, song.bao.hua@hisilicon.com, david@redhat.com, duanxiongchun@bytedance.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH v8 00/12] Free some vmemmap pages of HugeTLB page Message-ID: <20201210091812.GA3613@localhost.localdomain> References: <20201210035526.38938-1-songmuchun@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201210035526.38938-1-songmuchun@bytedance.com> 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 Thu, Dec 10, 2020 at 11:55:14AM +0800, Muchun Song wrote: > Muchun Song (12): > mm/memory_hotplug: Factor out bootmem core functions to bootmem_info.c > mm/hugetlb: Introduce a new config HUGETLB_PAGE_FREE_VMEMMAP > mm/bootmem_info: Introduce free_bootmem_page helper > mm/hugetlb: Free the vmemmap pages associated with each HugeTLB page > mm/hugetlb: Defer freeing of HugeTLB pages > mm/hugetlb: Allocate the vmemmap pages associated with each HugeTLB > page > mm/hugetlb: Set the PageHWPoison to the raw error page > mm/hugetlb: Flush work when dissolving hugetlb page > mm/hugetlb: Add a kernel parameter hugetlb_free_vmemmap > mm/hugetlb: Introduce nr_free_vmemmap_pages in the struct hstate > mm/hugetlb: Gather discrete indexes of tail page > mm/hugetlb: Optimize the code with the help of the compiler Well, we went from 24 patches down to 12 patches. Not bad at all :-) I will have a look later Thanks -- Oscar Salvador SUSE L3