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=-4.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 56497C433E4 for ; Tue, 28 Jul 2020 22:31:47 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 18D5B2075D for ; Tue, 28 Jul 2020 22:31:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="w6DNbqz1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 18D5B2075D 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 A10498D000F; Tue, 28 Jul 2020 18:31:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9C1078D0002; Tue, 28 Jul 2020 18:31:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8B9168D000F; Tue, 28 Jul 2020 18:31:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0246.hostedemail.com [216.40.44.246]) by kanga.kvack.org (Postfix) with ESMTP id 72B288D0002 for ; Tue, 28 Jul 2020 18:31:46 -0400 (EDT) Received: from smtpin26.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 26BA3180AD804 for ; Tue, 28 Jul 2020 22:31:46 +0000 (UTC) X-FDA: 77088933012.26.road57_530abaf26f6d Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin26.hostedemail.com (Postfix) with ESMTP id ECFD41804B656 for ; Tue, 28 Jul 2020 22:31:45 +0000 (UTC) X-HE-Tag: road57_530abaf26f6d X-Filterd-Recvd-Size: 2424 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf08.hostedemail.com (Postfix) with ESMTP for ; Tue, 28 Jul 2020 22:31:45 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 174322070B; Tue, 28 Jul 2020 22:31:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595975504; bh=USgsau1jLxsUh0IHHnxlGhKzEnC86ftOeMK0r3//QAU=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=w6DNbqz1ACASZPLTQFqATBTvcfX7z8Wp8MzJ2gVrutu7ZBz9KYr8k45QR/LzhleZY avC9jAx6kc4nOkmCOqC4QEyN25wIMmrLVN2CEYgfntvT7y+MvPnmZSdFZTd6ahuCXP 3E4a7+KaIoA/Pl1/kzR2OJlQsBt7TnCgHsPtChSk= Date: Tue, 28 Jul 2020 15:31:43 -0700 From: Andrew Morton To: Stephen Rothwell Cc: Randy Dunlap , broonie@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-next@vger.kernel.org, mhocko@suse.cz, mm-commits@vger.kernel.org, "Michael S. Tsirkin" , Jason Wang Subject: Re: mmotm 2020-07-27-18-18 uploaded (mm/page_alloc.c) Message-Id: <20200728153143.c94d5af061b20db609511bf3@linux-foundation.org> In-Reply-To: <20200729082053.6c2fb654@canb.auug.org.au> References: <20200728011914.S-8vAYUK0%akpm@linux-foundation.org> <20200728145553.2a69fa2080de01922b3a74e0@linux-foundation.org> <20200729082053.6c2fb654@canb.auug.org.au> 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-Rspamd-Queue-Id: ECFD41804B656 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 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 Wed, 29 Jul 2020 08:20:53 +1000 Stephen Rothwell wrote: > Hi Andrew, > > On Tue, 28 Jul 2020 14:55:53 -0700 Andrew Morton wrote: > > config CONTIG_ALLOC > > def_bool (MEMORY_ISOLATION && COMPACTION) || CMA > > > > says this is an improper combination. And `make oldconfig' fixes it up. > > > > What's happening here? > > CONFIG_VIRTIO_MEM selects CONFIG_CONTIG_ALLOC ... Argh, select strikes again. So I guess VIRTIO_MEM should also select COMPACTION?