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Mon, 6 Jul 2020 16:42:27 +0000 (UTC) Received: from virtlab701.virt.lab.eng.bos.redhat.com (virtlab701.virt.lab.eng.bos.redhat.com [10.19.152.228]) by smtp.corp.redhat.com (Postfix) with ESMTP id B03C05F7D8; Mon, 6 Jul 2020 16:42:26 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 38/53] target/i386: Correct the warning message of Intel PT Date: Mon, 6 Jul 2020 12:41:40 -0400 Message-Id: <20200706164155.24696-39-pbonzini@redhat.com> In-Reply-To: <20200706164155.24696-1-pbonzini@redhat.com> References: <20200706164155.24696-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=pbonzini@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/06 01:22:37 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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: Luwei Kang Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Luwei Kang The CPUID level need to be set to 0x14 manually on old machine-type if Intel PT is enabled in guest. E.g. the CPUID[0].EAX(level)=7 and CPUID[7].EBX[25](intel-pt)=1 when the Qemu with "-machine pc-i440fx-3.1 -cpu qemu64,+intel-pt" parameter. This patch corrects the warning message of the previous submission(ddc2fc9). Signed-off-by: Luwei Kang Message-Id: <1593499113-4768-1-git-send-email-luwei.kang@intel.com> Signed-off-by: Paolo Bonzini --- target/i386/cpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index dc9ba06f1f..be9a0aa76d 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -6420,7 +6420,7 @@ static void x86_cpu_expand_features(X86CPU *cpu, Error **errp) } else if (cpu->env.cpuid_min_level < 0x14) { mark_unavailable_features(cpu, FEAT_7_0_EBX, CPUID_7_0_EBX_INTEL_PT, - "Intel PT need CPUID leaf 0x14, please set by \"-cpu ...,+intel-pt,level=0x14\""); + "Intel PT need CPUID leaf 0x14, please set by \"-cpu ...,+intel-pt,min-level=0x14\""); } }