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[174.21.143.238]) by smtp.gmail.com with ESMTPSA id l207sm3591565pfd.79.2020.07.13.14.33.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Jul 2020 14:33:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=fkrsEVGzpPmXW0hscK/oXZbT5j1F7cd9XvYkd0Gcy7I=; b=Mfm+c2gQQQ6N4TLwLZKLDrPBgVWruO9BYlMO5gVTTbKj4r0xC/q/cWHK3gVEQK19y3 3+G+3esbcmw5qyKQaUOvPPpT3j7NUOS/f50FMnxv+CI7KP2meIYO3VCRONcod6Wl4tRn v0IQPPRC1ubYVo10Yq0nmjm0efWqHZrdQLki9DsHWhYqCE5QUUGKqF5RsJV0UvQk6BW8 XykHnoXYz/vPPKDAZ6g/x+v0ZKP+qs/X3etojeC4XL2NedykUrLqn+29VPxlVUi/zSWO 7p3QFq13Krfsa7bNp42CpUmRgUEtcEGx2kkOZg9dkhC0Zy5qpIuCQIHhgMRZsF0ge2ZZ zkfA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=fkrsEVGzpPmXW0hscK/oXZbT5j1F7cd9XvYkd0Gcy7I=; b=jYB22IjIH/X2VdK8mF9qVk2avBpxPzL7HcWLzEk+2ntIfrZnrNf4TC4DMRje/q2APD /mM36wgjw1LJqr3sfLdhk6Bfqs6fMRanFLyVdJiBclj/Q33WiTGAYnfDlBaO76X63anY RL5uDFVyoJeDN6sHJKucCKcJ0lDOoaXkNdrDzDZF0e6SHSzENRayYv6qq2IITCxPkNwJ 5zXxv91nzO1G/cZJnpV4Jw0xe0CoA1dalAltyQ14oC2jnHVZzhcioZLgceMmxk7g8E8/ Ut8Hjd6JSXWZ4QnfjAXYNK0WpfCRKBF8DSC/6Yd8ggZGUNu6zeeXEqKDkzMfFc+XWFKQ bTjg== X-Gm-Message-State: AOAM530lASfkQp95pQxIJDqgQd4U0IIi4cHTu+b5dZmzL3T60qjY4LaP 0AyE/WTLE+7ge6OmbWpnx05cJimDk94= X-Google-Smtp-Source: ABdhPJy5nVF/6fqCrHUHUXqodvzAUI339By72SHphWYGsrDfvFRh0sx3e+VXgjnGACNjGMM17x0nLw== X-Received: by 2002:a17:90b:f05:: with SMTP id br5mr1406274pjb.42.1594676026750; Mon, 13 Jul 2020 14:33:46 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 2/3] hw/arm/virt: Error for MTE enabled with KVM Date: Mon, 13 Jul 2020 14:33:40 -0700 Message-Id: <20200713213341.590275-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200713213341.590275-1-richard.henderson@linaro.org> References: <20200713213341.590275-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::644; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x644.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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" While we expect KVM to support MTE at some future point, it certainly won't be ready in time for qemu 5.1. Signed-off-by: Richard Henderson --- hw/arm/virt.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 5866c4ce20..a7f3d442db 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -1773,6 +1773,12 @@ static void machvirt_init(MachineState *machine) exit(1); } =20 + if (vms->mte && kvm_enabled()) { + error_report("mach-virt: KVM does not support providing " + "MTE to the guest CPU"); + exit(1); + } + create_fdt(vms); =20 possible_cpus =3D mc->possible_cpu_arch_ids(machine); --=20 2.25.1