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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,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 4ABA5C4361A for ; Sat, 5 Dec 2020 05:10:41 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BEC9622D2A for ; Sat, 5 Dec 2020 05:10:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BEC9622D2A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id CC70B6B0036; Sat, 5 Dec 2020 00:10:39 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C77356B005D; Sat, 5 Dec 2020 00:10:39 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B8CDC6B0068; Sat, 5 Dec 2020 00:10:39 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0072.hostedemail.com [216.40.44.72]) by kanga.kvack.org (Postfix) with ESMTP id A2F836B0036 for ; Sat, 5 Dec 2020 00:10:39 -0500 (EST) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 598C43636 for ; Sat, 5 Dec 2020 05:10:39 +0000 (UTC) X-FDA: 77558053398.29.kite38_29165e7273ca Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin29.hostedemail.com (Postfix) with ESMTP id 3967B180868F3 for ; Sat, 5 Dec 2020 05:10:39 +0000 (UTC) X-HE-Tag: kite38_29165e7273ca X-Filterd-Recvd-Size: 2088 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf05.hostedemail.com (Postfix) with ESMTP for ; Sat, 5 Dec 2020 05:10:38 +0000 (UTC) Date: Fri, 4 Dec 2020 21:10:36 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1607145037; bh=l+JQ73ajYdzS8o0e4+RNL0uZERAgdcyKPx/vWiSbNyk=; h=From:To:Cc:Subject:In-Reply-To:References:From; b=nF5Q5QDcqVHZfmoziV4sdgz8hYItV0/1Pxi4pbrQaH5a3ewuAgCe0dIwKtMQJhclR 4rleG5epn6dlUdW4J22MAUe1xymaLakuAF1502BoEtzRBpyU7h8rGPgoFqLOXuu5DJ rUzzjmOpyAiZ1dOBfPPxf85wY9EZ91fJb1ZUeN1o= From: Andrew Morton To: Andrea Arcangeli Cc: linux-mm@kvack.org, Mike Rapoport Baoquan He <"rppt@kernel.orgbhe"@redhat.com>, David Hildenbrand , Mel Gorman , Michal Hocko , Qian Cai , Vlastimil Babka , linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/1] mm: initialize struct pages in reserved regions outside of the zone ranges Message-Id: <20201204211036.48092c4bc83dabd1419f9c71@linux-foundation.org> In-Reply-To: <20201205013238.21663-1-aarcange@redhat.com> References: <20201201181502.2340-1-rppt@kernel.org> <20201205013238.21663-1-aarcange@redhat.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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 Fri, 4 Dec 2020 20:32:37 -0500 Andrea Arcangeli wrote: > I'm running with these patch applied on all instances as solution to > the compaction crashes that started to trigger after the v5.9 > upgrade. It's applied on top of > https://lore.kernel.org/lkml/20201201181502.2340-1-rppt@kernel.org so > that it boots and works fine even when there are memblock.reserved > regions that don't overlap with the memblock.memory (as pfn 0 which is > in memblock.reserved but not added to memblock.memory). Are you planning on preparing an applicable-to-mainline version of this?