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=-11.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 84B4DC433E0 for ; Wed, 10 Mar 2021 11:39:36 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 0648C64FD7 for ; Wed, 10 Mar 2021 11:39:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0648C64FD7 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 845B08D019C; Wed, 10 Mar 2021 06:39:35 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 7F5328D0195; Wed, 10 Mar 2021 06:39:35 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 66F308D019C; Wed, 10 Mar 2021 06:39:35 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0225.hostedemail.com [216.40.44.225]) by kanga.kvack.org (Postfix) with ESMTP id 474178D0195 for ; Wed, 10 Mar 2021 06:39:35 -0500 (EST) Received: from smtpin30.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id E934C181AF5C4 for ; Wed, 10 Mar 2021 11:39:34 +0000 (UTC) X-FDA: 77903769468.30.03ABD3C Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf20.hostedemail.com (Postfix) with ESMTP id 6006DED for ; Wed, 10 Mar 2021 11:39:29 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 2728964F1B; Wed, 10 Mar 2021 11:39:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615376370; bh=QdMDNhUEKUQiC7CZdTUzIBkwMWWYDW55fDnl3lotOl0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SUbMXZsi0vf6uAbUD1TtIU56ATTDOs99oJxCYjBd9GamUqw7Ct63B+tOLljm3S772 uWRaDIowL8Rr9RPUw9vARH8HjAIOh+s2/NZHGztu7JdvnuxR0q5qNfNbzkkBDcPGgd intFxubFmW483ogZyDJcAP5Vv/JkyNfL2zo2IO+ENV2+yxsND0Vbics60GKwlOyx2e WbuIcfWIWtSNcYZ1fI8PCuVWVki4CUvHhtaV48E2VTOfCq7c/PwziUK5bVY28a3iRr hCnF/Zn790Ogs6KppSadF+tztx6gewBJE6brgXKom0tLuQmnURuBn9Xux5oUNpuF9J 7xkcDZ8lht8CA== From: Will Deacon To: linux-arm-kernel@lists.infradead.org, Catalin Marinas Cc: kernel-team@android.com, Will Deacon , David Hildenbrand , Vincenzo Frascino , Andrew Morton , linux-mm@kvack.org, Anshuman Khandual , Patrick Daly Subject: Re: [PATCH] arm64: mte: Map hotplugged memory as Normal Tagged Date: Wed, 10 Mar 2021 11:39:18 +0000 Message-Id: <161537380816.1672865.12150780658089350868.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210309122601.5543-1-catalin.marinas@arm.com> References: <20210309122601.5543-1-catalin.marinas@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 6006DED X-Stat-Signature: f4tm7m1qpk4j7u8hb9i7886fdfc6pn9f Received-SPF: none (kernel.org>: No applicable sender policy available) receiver=imf20; identity=mailfrom; envelope-from=""; helo=mail.kernel.org; client-ip=198.145.29.99 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1615376369-925179 Content-Transfer-Encoding: quoted-printable 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 Tue, 9 Mar 2021 12:26:01 +0000, Catalin Marinas wrote: > In a system supporting MTE, the linear map must allow reading/writing > allocation tags by setting the memory type as Normal Tagged. Currently, > this is only handled for memory present at boot. Hotplugged memory uses > Normal non-Tagged memory. >=20 > Introduce pgprot_mhp() for hotplugged memory and use it in > add_memory_resource(). The arm64 code maps pgprot_mhp() to > pgprot_tagged(). >=20 > [...] Applied to arm64 (for-next/fixes), thanks! [1/1] arm64: mte: Map hotplugged memory as Normal Tagged https://git.kernel.org/arm64/c/d15dfd31384b Cheers, --=20 Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev