From patchwork Thu Jul 14 04:24:12 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Naoya Horiguchi X-Patchwork-Id: 12917273 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 6744AC433EF for ; Thu, 14 Jul 2022 04:24:34 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id B59AD94016F; Thu, 14 Jul 2022 00:24:33 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id AE29A940134; Thu, 14 Jul 2022 00:24:33 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 983CF94016F; Thu, 14 Jul 2022 00:24:33 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 845B1940134 for ; Thu, 14 Jul 2022 00:24:33 -0400 (EDT) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 5747160B60 for ; Thu, 14 Jul 2022 04:24:33 +0000 (UTC) X-FDA: 79684414026.29.F21AAE6 Received: from out2.migadu.com (out2.migadu.com [188.165.223.204]) by imf20.hostedemail.com (Postfix) with ESMTP id C16D01C0075 for ; Thu, 14 Jul 2022 04:24:32 +0000 (UTC) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1657772670; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=xQRsmn7swl66NP0Iw4Ku2ejbuHCkGHauBdCb0zlzQVE=; b=ejASHl+KCFyL1imH7kiMKDXq8Wfv2Pitub7kRyvA/Twyjh7AJBnRNDc/vYFv1B7bHtSAak wyslMFEobQ8ovTkit4N/LxXB7kxWANyKY30YLWrFU6QJ4pcMU0o7RA/GtCZdo/gjBuAJZo hSRFcK0Ta6nbPs8e182PdB8fxxXv8CY= From: Naoya Horiguchi To: linux-mm@kvack.org Cc: Andrew Morton , David Hildenbrand , Mike Kravetz , Miaohe Lin , Liu Shixin , Yang Shi , Oscar Salvador , Muchun Song , Naoya Horiguchi , linux-kernel@vger.kernel.org Subject: [mm-unstable PATCH v7 0/8] mm, hwpoison: enable 1GB hugepage support (v7) Date: Thu, 14 Jul 2022 13:24:12 +0900 Message-Id: <20220714042420.1847125-1-naoya.horiguchi@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=ejASHl+K; dmarc=pass (policy=none) header.from=linux.dev; spf=pass (imf20.hostedemail.com: domain of naoya.horiguchi@linux.dev designates 188.165.223.204 as permitted sender) smtp.mailfrom=naoya.horiguchi@linux.dev ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1657772673; 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=xQRsmn7swl66NP0Iw4Ku2ejbuHCkGHauBdCb0zlzQVE=; b=RKnYw07IlIxDd5IYniFkHBgFtIKCPel9z8ahbIiLgHToi17OPhwK3LZBHoSv/L7cOxuQVY KwvRpO8rdWgHPhYvW8ZkzvWi3Z6pVkDPJ1zh1LwMI+mSHBm5UXgfrhKbXaPHDqtPF4B3IJ kopW3Z7yp6YVCHap5407xq2XDpLuPZ4= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1657772673; a=rsa-sha256; cv=none; b=JFwEjnR/VyehTejAMOQPHmNTFM2EiUmPP4mrlZKm2zA8L7q6V+AF76sT1MHjtFLdb6zVRT OTJdOCBJU8+cd9GiZRgBlTbzl8LJaLot8I9AeEOFufLob5cJxm2vicqBrtrYm7iCoHscQK /uUpMoXaQEU0DzN9YvjeQvoM9kjWHHU= X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: C16D01C0075 X-Stat-Signature: nkidmapksg4qwzutcuwfeoja8uf3wxgt Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=ejASHl+K; dmarc=pass (policy=none) header.from=linux.dev; spf=pass (imf20.hostedemail.com: domain of naoya.horiguchi@linux.dev designates 188.165.223.204 as permitted sender) smtp.mailfrom=naoya.horiguchi@linux.dev X-Rspam-User: X-HE-Tag: 1657772672-504940 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: Here is v7 of "enabling memory error handling on 1GB hugepage" patchset. I applied feedbacks provided for v6 (thank you, Miaohe). There're a few improvements on on 3/8 and 4/8. - v1: https://lore.kernel.org/linux-mm/20220602050631.771414-1-naoya.horiguchi@linux.dev/T/#u - v2: https://lore.kernel.org/linux-mm/20220623235153.2623702-1-naoya.horiguchi@linux.dev/T/#u - v3: https://lore.kernel.org/linux-mm/20220630022755.3362349-1-naoya.horiguchi@linux.dev/T/#u - v4: https://lore.kernel.org/linux-mm/20220704013312.2415700-1-naoya.horiguchi@linux.dev/T/#u - v5: https://lore.kernel.org/linux-mm/20220708053653.964464-1-naoya.horiguchi@linux.dev/T/#u - v6: https://lore.kernel.org/linux-mm/20220712032858.170414-1-naoya.horiguchi@linux.dev/T/#u Thanks, Naoya Horiguchi --- Summary: Naoya Horiguchi (8): mm/hugetlb: check gigantic_page_runtime_supported() in return_unused_surplus_pages() mm/hugetlb: make pud_huge() and follow_huge_pud() aware of non-present pud entry mm, hwpoison, hugetlb: support saving mechanism of raw error pages mm, hwpoison: make unpoison aware of raw error info in hwpoisoned hugepage mm, hwpoison: set PG_hwpoison for busy hugetlb pages mm, hwpoison: make __page_handle_poison returns int mm, hwpoison: skip raw hwpoison page in freeing 1GB hugepage mm, hwpoison: enable memory error handling on 1GB hugepage arch/x86/mm/hugetlbpage.c | 8 ++- include/linux/hugetlb.h | 17 ++++- include/linux/mm.h | 2 +- include/linux/swapops.h | 9 +++ include/ras/ras_event.h | 1 - mm/hugetlb.c | 58 +++++++++++---- mm/memory-failure.c | 179 ++++++++++++++++++++++++++++++++++++++-------- 7 files changed, 226 insertions(+), 48 deletions(-)