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bh=zVp54fFCz5m4iBYSgeDnxYFqNa0yZEFKWtPZQnYLWic=; b=PBcd0MxklsYVbZ+NAD9kBnT+qJGsuEwjW36LS3JKGi7vp6owLfjIySLBvnxyDH2StqwCfy t+i6ytD3198g3npFYWQ95V040BMUsi3JBQTVv3i/7wqacJe+S01svTQSUSS/cbRnDucuhS 0fUx4O9kPYBOWzomdGrlIWjvwEPAmTg= X-MC-Unique: DTAWf7IfMZCtZvk3oHOadA-1 From: Vitaly Kuznetsov To: qemu-devel@nongnu.org, Eduardo Habkost Subject: [PATCH v4 12/21] i386: adjust the expected KVM_GET_SUPPORTED_HV_CPUID array size Date: Wed, 10 Feb 2021 17:40:24 +0100 Message-Id: <20210210164033.607612-13-vkuznets@redhat.com> In-Reply-To: <20210210164033.607612-1-vkuznets@redhat.com> References: <20210210164033.607612-1-vkuznets@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=vkuznets@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com 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=216.205.24.124; envelope-from=vkuznets@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -33 X-Spam_score: -3.4 X-Spam_bar: --- X-Spam_report: (-3.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.568, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, 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: Paolo Bonzini , Marcelo Tosatti , Igor Mammedov Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" SYNDBG leaves were recently (Linux-5.8) added to KVM but we haven't updated the expected size of KVM_GET_SUPPORTED_HV_CPUID output in KVM so we now make serveral tries before succeeding. Update the default. Signed-off-by: Vitaly Kuznetsov --- target/i386/kvm/kvm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 3c1e84576184..f4edfbb10879 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -960,7 +960,8 @@ static struct kvm_cpuid2 *try_get_hv_cpuid(CPUState *cs= , int max) static struct kvm_cpuid2 *get_supported_hv_cpuid(CPUState *cs) { struct kvm_cpuid2 *cpuid; - int max =3D 7; /* 0x40000000..0x40000005, 0x4000000A */ + /* 0x40000000..0x40000005, 0x4000000A, 0x40000080..0x40000080 leaves */ + int max =3D 10; int i; =20 /* --=20 2.29.2