Messages in this thread | | | Date | Thu, 20 Sep 2018 20:36:49 +0800 | From | Wei Wang <> | Subject | Re: [PATCH v3 0/5] Guest LBR Enabling |
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On 09/20/2018 07:34 PM, Gonglei (Arei) wrote: >> -----Original Message----- >> From: kvm-owner@vger.kernel.org [mailto:kvm-owner@vger.kernel.org] On >> Behalf Of Wei Wang >> Sent: Thursday, September 20, 2018 6:06 PM >> To: linux-kernel@vger.kernel.org; kvm@vger.kernel.org; pbonzini@redhat.com; >> ak@linux.intel.com >> Cc: kan.liang@intel.com; peterz@infradead.org; mingo@redhat.com; >> rkrcmar@redhat.com; like.xu@intel.com; wei.w.wang@intel.com; >> jannh@google.com; Gonglei (Arei) <arei.gonglei@huawei.com> >> Subject: [PATCH v3 0/5] Guest LBR Enabling >> >> Last Branch Recording (LBR) is a performance monitor unit (PMU) feature >> on Intel CPUs that captures branch related info. This patch series enables >> this feature to KVM guests. >> >> Here is a conclusion of the fundamental methods that we use: >> 1) the LBR feature is enabled per guest via QEMU setting of >> KVM_CAP_X86_GUEST_LBR; > Did you send the QEMU parts for guest LBR support? >
Not yet. Probably next week for the QEMU part.
Best, Wei
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