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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id p29sm34025403wmi.43.2020.07.20.05.56.25 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jul 2020 05:56:25 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 02/12] hw/arm/virt: Error for MTE enabled with KVM Date: Mon, 20 Jul 2020 13:56:11 +0100 Message-Id: <20200720125621.13460-3-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200720125621.13460-1-peter.maydell@linaro.org> References: <20200720125621.13460-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::443; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x443.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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Richard Henderson 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 Message-id: 20200713213341.590275-3-richard.henderson@linaro.org Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- hw/arm/virt.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 5866c4ce202..a7f3d442db3 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -1773,6 +1773,12 @@ static void machvirt_init(MachineState *machine) exit(1); } + if (vms->mte && kvm_enabled()) { + error_report("mach-virt: KVM does not support providing " + "MTE to the guest CPU"); + exit(1); + } + create_fdt(vms); possible_cpus = mc->possible_cpu_arch_ids(machine); -- 2.20.1