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([2001:b07:6468:f312:e1d2:138e:4eff:42cb]) by smtp.gmail.com with ESMTPSA id e12sm7410682wro.52.2020.06.19.07.10.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 19 Jun 2020 07:10:44 -0700 (PDT) Subject: Re: [PATCH v3] KVM: LAPIC: Recalculate apic map in batch To: Igor Mammedov , Wanpeng Li Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Sean Christopherson , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel References: <1582684862-10880-1-git-send-email-wanpengli@tencent.com> <20200619143626.1b326566@redhat.com> From: Paolo Bonzini Message-ID: <3e025538-297b-74e5-f1b1-2193b614978b@redhat.com> Date: Fri, 19 Jun 2020 16:10:43 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200619143626.1b326566@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 19/06/20 14:36, Igor Mammedov wrote: > qemu-kvm -m 2G -smp 4,maxcpus=8 -monitor stdio > (qemu) device_add qemu64-x86_64-cpu,socket-id=4,core-id=0,thread-id=0 > > in guest fails with: > > smpboot: do_boot_cpu failed(-1) to wakeup CPU#4 > > which makes me suspect that INIT/SIPI wasn't delivered > > Is it a know issue? > No, it isn't. I'll revert. Paolo