From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@kernel.org>
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=-10.2 required=3.0 tests=BAYES_00,
	HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,
	SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 F0817C433DB
	for <linux-kernel@archiver.kernel.org>; Fri, 12 Feb 2021 17:25:15 +0000 (UTC)
Received: from vger.kernel.org (vger.kernel.org [23.128.96.18])
	by mail.kernel.org (Postfix) with ESMTP id C45DD64EA0
	for <linux-kernel@archiver.kernel.org>; Fri, 12 Feb 2021 17:25:15 +0000 (UTC)
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S230521AbhBLRZO (ORCPT <rfc822;linux-kernel@archiver.kernel.org>);
        Fri, 12 Feb 2021 12:25:14 -0500
Received: from mail.kernel.org ([198.145.29.99]:44028 "EHLO mail.kernel.org"
        rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
        id S229797AbhBLRZF (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
        Fri, 12 Feb 2021 12:25:05 -0500
Received: by mail.kernel.org (Postfix) with ESMTPSA id 8136C64D79;
        Fri, 12 Feb 2021 17:24:23 +0000 (UTC)
Date:   Fri, 12 Feb 2021 17:24:21 +0000
From:   Catalin Marinas <catalin.marinas@arm.com>
To:     Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        kasan-dev@googlegroups.com,
        Andrew Morton <akpm@linux-foundation.org>,
        Will Deacon <will@kernel.org>,
        Dmitry Vyukov <dvyukov@google.com>,
        Andrey Ryabinin <aryabinin@virtuozzo.com>,
        Alexander Potapenko <glider@google.com>,
        Marco Elver <elver@google.com>,
        Evgenii Stepanov <eugenis@google.com>,
        Branislav Rankov <Branislav.Rankov@arm.com>,
        Andrey Konovalov <andreyknvl@google.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Subject: Re: [PATCH v13 6/7] arm64: mte: Report async tag faults before
 suspend
Message-ID: <20210212172420.GG7718@arm.com>
References: <20210211153353.29094-1-vincenzo.frascino@arm.com>
 <20210211153353.29094-7-vincenzo.frascino@arm.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20210211153353.29094-7-vincenzo.frascino@arm.com>
User-Agent: Mutt/1.10.1 (2018-07-13)
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Thu, Feb 11, 2021 at 03:33:52PM +0000, Vincenzo Frascino wrote:
>  void mte_suspend_exit(void)
>  {
>  	if (!system_supports_mte())
>  		return;
>  
>  	update_gcr_el1_excl(gcr_kernel_excl);
> +
> +	/* Clear SYS_TFSR_EL1 after suspend exit */
> +	write_sysreg_s(0, SYS_TFSR_EL1);
> +
>  }

As per Lorenzo's comment, with this hunk removed:

Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>