From patchwork Sun Jun 19 13:38:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Muchun Song X-Patchwork-Id: 12886663 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8DE9EC43334 for ; Sun, 19 Jun 2022 13:39:05 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D1D646B007D; Sun, 19 Jun 2022 09:39:04 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CCC1B6B007E; Sun, 19 Jun 2022 09:39:04 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B939F6B0080; Sun, 19 Jun 2022 09:39:04 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id AA9EC6B007D for ; Sun, 19 Jun 2022 09:39:04 -0400 (EDT) Received: from smtpin16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 7997E203A4 for ; Sun, 19 Jun 2022 13:39:04 +0000 (UTC) X-FDA: 79595091408.16.C0ECF79 Received: from mail-pl1-f174.google.com (mail-pl1-f174.google.com [209.85.214.174]) by imf29.hostedemail.com (Postfix) with ESMTP id 5F6F3120099 for ; Sun, 19 Jun 2022 13:39:03 +0000 (UTC) Received: by mail-pl1-f174.google.com with SMTP id k7so7601818plg.7 for ; Sun, 19 Jun 2022 06:39:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=NJUThxAbJyqHo4wAO0WvoWToQ66mp7p8ZN8chIB/8WE=; b=y3Z8mKnOqPCBt5vg+KEZFQlp14jVAC0tlThNRZKuaqBPKHkl9D0vVDjZW7rPfrb00n ZoxvEe+DNEO3XJGDJ52QKjbRGPJw7w4sUe5+m5Fi0U8NMl13TepVQ99W9TE1xh374/DZ 9r6ZvDv5TLJCjmAMgBnTCvCmKjo2/w3COAu5ZLKtbsk2EZuTVJl1PrbgGJwcPOoxP+N/ nZTCTT98GlMO5r1gXApmtO756g7JBWNxVi2GJNChJYsrV9fcVzyJkpu9QSH4j54Agfjx 6NgIiDynKEnSLwFarHV74U6a1BfCXKQorjAg7mcgJ+QV6W8fEj8arG6cK1js63YL5pL8 txgw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=NJUThxAbJyqHo4wAO0WvoWToQ66mp7p8ZN8chIB/8WE=; b=EmKpozoPDn2lSTky6awsLOP/aboJ1hKujD2crKEtudfHbCi90+YbynoZQjTsDIysyC +YEj3Vswarq2Cb8l82HYo+sWKCizXeL73HHqRjpCDyvEgfGb054qOxnetpjklXXELZZ5 6W9Bw1jHw8ukJhbsqwpjyoOTz1EgrOzzQwUTsPHr4b5pt8RThZcLhhjOnRaDkWwnKz4g SNmv/bd4O3WDoYL4xnBTTCCOWjhuQcQiBCuNOTQ+WtIWwuuYf11Z5wDn9iAS4RdkRseJ ovnlpjwVfLBCm40cy3xSz+X66GzbXt/7tLiV1S/wwivuJN7AfeFns/Far6coULwmpKdR M9XA== X-Gm-Message-State: AJIora+qKhtUBOUV//W5ftBvkJiGLKz+zvvPASMtGq1OpGPr/fron9ti 5jHN/jCSIbWLp9VoAuPDzcKDfw== X-Google-Smtp-Source: AGRyM1trK4VDxsHco8/FgKM3jmUSM6Dk0Rt9A9V6YAAja/YFFDkZ1NRQTotG6djtdn5Tx8s4INAUpQ== X-Received: by 2002:a17:903:2012:b0:16a:856:96a7 with SMTP id s18-20020a170903201200b0016a085696a7mr11566495pla.109.1655645942149; Sun, 19 Jun 2022 06:39:02 -0700 (PDT) Received: from FVFYT0MHHV2J.bytedance.net ([139.177.225.255]) by smtp.gmail.com with ESMTPSA id y23-20020a056a001c9700b0051b95c76752sm6990982pfw.153.2022.06.19.06.38.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Jun 2022 06:39:01 -0700 (PDT) From: Muchun Song To: akpm@linux-foundation.org, corbet@lwn.net, david@redhat.com, mike.kravetz@oracle.com, osalvador@suse.de, paulmck@kernel.org Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, duanxiongchun@bytedance.com, smuchun@gmail.com, Muchun Song Subject: [PATCH v4 0/2] make hugetlb_optimize_vmemmap compatible with memmap_on_memory Date: Sun, 19 Jun 2022 21:38:49 +0800 Message-Id: <20220619133851.68184-1-songmuchun@bytedance.com> X-Mailer: git-send-email 2.32.1 (Apple Git-133) MIME-Version: 1.0 ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1655645944; a=rsa-sha256; cv=none; b=VZ+dv/CAChEdlMnQoJaVDONkLUiQyN8LZS2GGemfncU5xwSCj7EkDbvwiAzwd6DrqxcTNW Vu6T5t+iMq8peZ8zHLdo98z7SMd7WagH+qWC8zrTv/9qpS1ics0VyaqXGCcPhs8IxJFkIM S6U3VC0ZA2NWN63PRIjtKBA0OLcqOPM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1655645944; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:references:dkim-signature; bh=NJUThxAbJyqHo4wAO0WvoWToQ66mp7p8ZN8chIB/8WE=; b=RfJ6oo7gIhMj4Si4zOcqP1uWg7dL1degidFHZa9D1T73Fp6DuNHrK+89Euxngt5oHuvxYe lpcl1LNClRuVr7nfLq7TsfYTxKe/q1+VJhgmPBEp3b/g6jstwTYJoVkAzYWoHPRqrrfr23 aSsL8ZJvmcwoekUnvEyF2/IfbyIv3ps= ARC-Authentication-Results: i=1; imf29.hostedemail.com; dkim=pass header.d=bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=y3Z8mKnO; dmarc=pass (policy=none) header.from=bytedance.com; spf=pass (imf29.hostedemail.com: domain of songmuchun@bytedance.com designates 209.85.214.174 as permitted sender) smtp.mailfrom=songmuchun@bytedance.com Authentication-Results: imf29.hostedemail.com; dkim=pass header.d=bytedance-com.20210112.gappssmtp.com header.s=20210112 header.b=y3Z8mKnO; dmarc=pass (policy=none) header.from=bytedance.com; spf=pass (imf29.hostedemail.com: domain of songmuchun@bytedance.com designates 209.85.214.174 as permitted sender) smtp.mailfrom=songmuchun@bytedance.com X-Rspam-User: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 5F6F3120099 X-Stat-Signature: 75xmemu35p8g5ysm3q3cneh4e7ihy6jt X-HE-Tag: 1655645943-111797 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: This series makes hugetlb_optimize_vmemmap compatible with memmap_on_memory and is based on mm-stable. The reason refers to the patch 2's commit log. v4: - Fix compiling error when CONFIG_MEMORY_HOTPLUG is disabled reported by kernel test robot. - Fix a bug when memory_block_size_bytes() is not equal to section size. v3: - Switch complicated enumeration magic (David). - Introduce PageVmemmapSelfHosted to make both parameters compatible (David and Oscar). v2: - Fix compile error when !CONFIG_ZONE_DEVICE reported by kernel test robot. Muchun Song (2): mm: memory_hotplug: enumerate all supported section flags mm: memory_hotplug: make hugetlb_optimize_vmemmap compatible with memmap_on_memory Documentation/admin-guide/kernel-parameters.txt | 22 +++++------ Documentation/admin-guide/sysctl/vm.rst | 5 +-- include/linux/memory_hotplug.h | 9 ----- include/linux/mmzone.h | 44 ++++++++++++++++----- include/linux/page-flags.h | 11 ++++++ mm/hugetlb_vmemmap.c | 52 +++++++++++++++++++++---- mm/memory_hotplug.c | 33 ++++++++-------- mm/sparse.c | 2 +- 8 files changed, 121 insertions(+), 57 deletions(-)