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[176.171.221.76]) by smtp.gmail.com with ESMTPSA id gt34-20020a1709072da200b009ad8796a6aesm33004ejc.56.2023.09.11.14.13.25 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 11 Sep 2023 14:13:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1694466807; x=1695071607; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=krYgPPa35VQ/Pn0yOr01dbPDQetUwcBiBN86SxBA8xI=; b=DMmtUxDc4vdYzacIveds67u34/IpRIDo/8oqLJ4rntX5q3yUoDQdtUVmWmVbdQF4gJ 11AbQPvobLU1+RwugK5iU3rTx9cR0oBcLposNprkuGqnBPwkRsbKJyC8DJSu7HNqYXLL 4mInct+0A3iswXezTIkTAO1MQmjabcIgdhIH2w0iZAZggqQ4toSFO7J5E8H+yD8maMtO RBYE7iAybRjIcDXOZkAP1NEn58vuEJ4FYZRhweklYu3SIN7e5x+1mBXBjURE89lKF2eD r7A0b3QM/Sl/d2RwKTPr4KBlMBmx7350ZQSaq2t/Cf6BRBJJOCQLeVa5O0z0ZTcBoBIq syOQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694466807; x=1695071607; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=krYgPPa35VQ/Pn0yOr01dbPDQetUwcBiBN86SxBA8xI=; b=ZGpQn0Q60p/araBM9xR181vtpbUSOgc2UKItS6Sq5J4elI10q+T5Gopdy4v+zksQTY 6j8t27MRzwyeSW0MVSb15aB7OgH2HDikvDR3dcvu9eHl/DNFoK706I9CyXf7rFMNZPM+ +HlHbz+6xallfpFNC/Pg7dZ2h5AW2G762NN5X/4O1k+52xQQ5IkeTrPL6N7dz9DUEIlT y3eJqeIkHMJpNGy5WNYSkP9Ud58CJEC3IxqQdEoXM3nhpUudbM6bxdb0UWaU/zIlf8gb 6yQSToeRcjXz8svD3nuEpNOVSu8MAIsU5hs5f5Z0QmEgnwDG69t3Hmvg0OzTZKOZsoHK XjUQ== X-Gm-Message-State: AOJu0YyzNXSfv2ia0Gh/H5RSFfRmyM5TBDZwUXbz6LebfGZgsCX6pTJv 22VsG2sv+yU6i6gufHDJ+0csUpIrKFHRq/NUA04= X-Google-Smtp-Source: AGHT+IFb5xqfZhu6crzjkbBsTvKTmhmHOZhghmVtnzEZLh0+fZEAmQHgX4ItZFeAc78+suXTk4fGFg== X-Received: by 2002:a17:906:749b:b0:9a5:852f:10bd with SMTP id e27-20020a170906749b00b009a5852f10bdmr8629126ejl.62.1694466807044; Mon, 11 Sep 2023 14:13:27 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: kvm@vger.kernel.org, Daniel Henrique Barboza , Paolo Bonzini , Stefan Hajnoczi , Michael Tokarev , Richard Henderson , Marcelo Tosatti , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v4 1/3] target/i386: Check kvm_hyperv_expand_features() return value Date: Mon, 11 Sep 2023 23:13:15 +0200 Message-ID: <20230911211317.28773-2-philmd@linaro.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230911211317.28773-1-philmd@linaro.org> References: <20230911211317.28773-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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=2a00:1450:4864:20::631; envelope-from=philmd@linaro.org; helo=mail-ej1-x631.google.com 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1694466881503100003 Move kvm_hyperv_expand_features() call earlier (this will simplify reviewing the next commit) and check its return value, since it can fail. Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- target/i386/cpu.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 24ee67b42d..760428d4dc 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -7107,6 +7107,10 @@ void x86_cpu_expand_features(X86CPU *cpu, Error **er= rp) } } =20 + if (kvm_enabled() && !kvm_hyperv_expand_features(cpu, errp)) { + return; + } + /* Set cpuid_*level* based on cpuid_min_*level, if not explicitly set = */ if (env->cpuid_level_func7 =3D=3D UINT32_MAX) { env->cpuid_level_func7 =3D env->cpuid_min_level_func7; @@ -7120,10 +7124,6 @@ void x86_cpu_expand_features(X86CPU *cpu, Error **er= rp) if (env->cpuid_xlevel2 =3D=3D UINT32_MAX) { env->cpuid_xlevel2 =3D env->cpuid_min_xlevel2; } - - if (kvm_enabled()) { - kvm_hyperv_expand_features(cpu, errp); - } } =20 /* --=20 2.41.0