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=-8.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SIGNED_OFF_BY,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 7B77AC55ABD for ; Fri, 13 Nov 2020 21:38:55 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DCB852224D for ; Fri, 13 Nov 2020 21:38:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="H1hNBUKt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DCB852224D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:55882 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kdgmT-0006N6-KO for qemu-devel@archiver.kernel.org; Fri, 13 Nov 2020 16:38:53 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:33578) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kdglI-0005ka-FM for qemu-devel@nongnu.org; Fri, 13 Nov 2020 16:37:40 -0500 Received: from mail-pg1-x542.google.com ([2607:f8b0:4864:20::542]:39840) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kdglG-00080U-Nn for qemu-devel@nongnu.org; Fri, 13 Nov 2020 16:37:40 -0500 Received: by mail-pg1-x542.google.com with SMTP id i7so8154923pgh.6 for ; Fri, 13 Nov 2020 13:37:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=8DIIYGkGVU+UWKtk2QW2/EiJ0+H+gUj3LpHi52ISySs=; b=H1hNBUKttLOTQ7QdqZj6bSkmBwyDvPNRiWe+WjYP2kc7U4qAn9sgFTbNdaP0lLgsDU Yot8EIQFWw1D2Vb4Za2XTlss0cmp7UdC1wQchUuNknqMRvDOhbRjSHQ/e6ANpMMHCePg kUgK9thh29a/WWglOQc1mmZ85wxn3dTR+3VouQANBQhD6Q4kBI/JmCuamozZTmmd1RPI S9X/TOZaN7/0sv3aJiSgzBrhxQVcVnJ9SjrgAgr3/lLhSdvDaLFrFwOviFoYzIMn8iEx egxgYXJT4kXIq9dpGYTBYGwIPP/K95AUGK4BFOUaLzByUawKWB/l7U/4IGOkVcW1aiCr joQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=8DIIYGkGVU+UWKtk2QW2/EiJ0+H+gUj3LpHi52ISySs=; b=ApcdZKkv21GQb6TQtjEbaS/6EYVkZgb3w/0VZCZ2fpG9LkzGLdmTIeUrAQZPpuO9c/ etDOG01gJmhXD3LXN5QIy1QaHrX3eFVgxcDF868AUyhRt+PH0LUc/CWfuCdwB6L6khHC AvLFSpsDXecGBRgKd0Y2hzs2KQi8AbhLc6/no4QbxxnuA9xosrcyf0YyFopEcbCDboV5 YuwjXAR9+oZIseASoEW4JJGksRx0cQUvmXsCRMUYsaOl43ADGheDUc+vYfXnXsCzJB3h AuU683P+5Cbjy8OMHPre5GbsY2ptQMG5kC/2mJIsFbzbVqTBccvPLH2v9PCObVlwyOAb cQTw== X-Gm-Message-State: AOAM530R7eJd6dz7O+HzX4dOA4twIc8sxlH/2JDSKCpzqEQ0RjHWBzcZ gOFiOOQ6e9JcFTx19PQGUu7D2N5Q0CsGqg== X-Google-Smtp-Source: ABdhPJyUJCBeSkr1lp7k6n3VtuK2LO+0/MrFq7Ad2P9xn5u39ti149o1E7foSFO1V7XUGZ/VUFs5Dw== X-Received: by 2002:a17:90a:b118:: with SMTP id z24mr5063526pjq.108.1605303457083; Fri, 13 Nov 2020 13:37:37 -0800 (PST) Received: from [192.168.1.11] ([71.212.141.89]) by smtp.gmail.com with ESMTPSA id h5sm11820813pfk.126.2020.11.13.13.37.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Nov 2020 13:37:36 -0800 (PST) Subject: Re: [PATCH 13/17] target/arm: handle VMID change in secure state To: remi.denis.courmont@huawei.com, qemu-arm@nongnu.org References: <5554493.MhkbZ0Pkbq@basile.remlab.net> <20201109141020.27234-13-remi.denis.courmont@huawei.com> From: Richard Henderson Message-ID: Date: Fri, 13 Nov 2020 13:37:34 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201109141020.27234-13-remi.denis.courmont@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::542; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x542.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 11/9/20 6:10 AM, remi.denis.courmont@huawei.com wrote: > From: Rémi Denis-Courmont > > The VTTBR write callback so far assumes that the underlying VM lies in > non-secure state. This handles the secure state scenario. > > Signed-off-by: Rémi Denis-Courmont > --- > target/arm/helper.c | 13 +++++++++---- > 1 file changed, 9 insertions(+), 4 deletions(-) Reviewed-by: Richard Henderson r~