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 BC973C433E4 for ; Fri, 21 Aug 2020 10:39:43 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8D1292177B for ; Fri, 21 Aug 2020 10:39:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D1292177B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=chris-wilson.co.uk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id B44438D0038; Fri, 21 Aug 2020 06:39:42 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id AF5348D0008; Fri, 21 Aug 2020 06:39:42 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A0A8A8D0038; Fri, 21 Aug 2020 06:39:42 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0057.hostedemail.com [216.40.44.57]) by kanga.kvack.org (Postfix) with ESMTP id 8785D8D0008 for ; Fri, 21 Aug 2020 06:39:42 -0400 (EDT) Received: from smtpin20.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 5097B3633 for ; Fri, 21 Aug 2020 10:39:42 +0000 (UTC) X-FDA: 77174229804.20.trail67_4f1756927038 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin20.hostedemail.com (Postfix) with ESMTP id 20D28180C07A3 for ; Fri, 21 Aug 2020 10:39:42 +0000 (UTC) X-HE-Tag: trail67_4f1756927038 X-Filterd-Recvd-Size: 1942 Received: from fireflyinternet.com (unknown [77.68.26.236]) by imf10.hostedemail.com (Postfix) with ESMTP for ; Fri, 21 Aug 2020 10:39:41 +0000 (UTC) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from localhost (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP (TLS) id 22196569-1500050 for multiple; Fri, 21 Aug 2020 11:39:21 +0100 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable In-Reply-To: <20200821102343.GI3354@suse.de> References: <20200821085011.28878-1-chris@chris-wilson.co.uk> <20200821100902.GG3354@suse.de> <159800481672.29194.17217138842959831589@build.alporthouse.com> <20200821102343.GI3354@suse.de> Subject: Re: [PATCH] mm: Track page table modifications in __apply_to_page_range() construction From: Chris Wilson Cc: linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org, linux-mm@kvack.org, Pavel Machek , Andrew Morton , Linus Torvalds , Dave Airlie , Joonas Lahtinen , Rodrigo Vivi , David Vrabel , stable@vger.kernel.org To: Joerg Roedel Date: Fri, 21 Aug 2020 11:39:19 +0100 Message-ID: <159800635942.29194.13489565974587679781@build.alporthouse.com> User-Agent: alot/0.9 X-Rspamd-Queue-Id: 20D28180C07A3 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam04 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: Quoting Joerg Roedel (2020-08-21 11:23:43) > On Fri, Aug 21, 2020 at 11:13:36AM +0100, Chris Wilson wrote: > > We need to store the initial addr, as here addr =3D=3D end [or earlier = on > > earlier], so range is (start, addr). >=20 > Right, I missed that, thanks for pointing it out. And with that (start, addr) Tested-by: Chris Wilson #x86-32 -Chris