From: Sean Christopherson <seanjc@google.com>
To: Dapeng Mi <dapeng1.mi@linux.intel.com>
Cc: Mingwei Zhang <mizhang@google.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Xiong Zhang <xiong.y.zhang@intel.com>,
Kan Liang <kan.liang@intel.com>,
Zhenyu Wang <zhenyuw@linux.intel.com>,
Manali Shukla <manali.shukla@amd.com>,
Sandipan Das <sandipan.das@amd.com>,
Jim Mattson <jmattson@google.com>,
Stephane Eranian <eranian@google.com>,
Ian Rogers <irogers@google.com>,
Namhyung Kim <namhyung@kernel.org>,
gce-passthrou-pmu-dev@google.com,
Samantha Alt <samantha.alt@intel.com>,
Zhiyuan Lv <zhiyuan.lv@intel.com>,
Yanfei Xu <yanfei.xu@intel.com>,
Like Xu <like.xu.linux@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Raghavendra Rao Ananta <rananta@google.com>,
kvm@vger.kernel.org, linux-perf-users@vger.kernel.org
Subject: Re: [RFC PATCH v3 00/58] Mediated Passthrough vPMU 3.0 for x86
Date: Wed, 20 Nov 2024 10:34:18 -0800 [thread overview]
Message-ID: <Zz4rqqexdOkmHHAX@google.com> (raw)
In-Reply-To: <d99691ff-906d-4209-9636-4b18915e1afc@linux.intel.com>
On Wed, Nov 20, 2024, Dapeng Mi wrote:
> Hi Sean,
>
> Do you think we can remove the "RFC" tag in next version patchset? You and
> Peter have reviewed the proposal thoroughly (Thanks for your reviewing
> efforts) and it seems there are no hard obstacles besides the
> implementation details? Thanks.
No objection on my end.
prev parent reply other threads:[~2024-11-20 18:34 UTC|newest]
Thread overview: 183+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-01 4:58 [RFC PATCH v3 00/58] Mediated Passthrough vPMU 3.0 for x86 Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 01/58] sched/core: Move preempt_model_*() helpers from sched.h to preempt.h Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 02/58] sched/core: Drop spinlocks on contention iff kernel is preemptible Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 03/58] perf/x86: Do not set bit width for unavailable counters Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 04/58] x86/msr: Define PerfCntrGlobalStatusSet register Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 05/58] x86/msr: Introduce MSR_CORE_PERF_GLOBAL_STATUS_SET Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 06/58] perf: Support get/put passthrough PMU interfaces Mingwei Zhang
2024-09-06 10:59 ` Mi, Dapeng
2024-09-06 15:40 ` Liang, Kan
2024-09-09 22:17 ` Namhyung Kim
2024-08-01 4:58 ` [RFC PATCH v3 07/58] perf: Skip pmu_ctx based on event_type Mingwei Zhang
2024-10-11 11:18 ` Peter Zijlstra
2024-08-01 4:58 ` [RFC PATCH v3 08/58] perf: Clean up perf ctx time Mingwei Zhang
2024-10-11 11:39 ` Peter Zijlstra
2024-08-01 4:58 ` [RFC PATCH v3 09/58] perf: Add a EVENT_GUEST flag Mingwei Zhang
2024-08-21 5:27 ` Mi, Dapeng
2024-08-21 13:16 ` Liang, Kan
2024-10-11 11:41 ` Peter Zijlstra
2024-10-11 13:16 ` Liang, Kan
2024-10-11 18:42 ` Peter Zijlstra
2024-10-11 19:49 ` Liang, Kan
2024-10-14 10:55 ` Peter Zijlstra
2024-10-14 11:14 ` Peter Zijlstra
2024-10-14 15:06 ` Liang, Kan
2024-12-13 9:37 ` Sandipan Das
2024-12-13 16:26 ` Liang, Kan
2024-08-01 4:58 ` [RFC PATCH v3 10/58] perf: Add generic exclude_guest support Mingwei Zhang
2024-10-14 11:20 ` Peter Zijlstra
2024-10-14 15:27 ` Liang, Kan
2024-08-01 4:58 ` [RFC PATCH v3 11/58] x86/irq: Factor out common code for installing kvm irq handler Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 12/58] perf: core/x86: Register a new vector for KVM GUEST PMI Mingwei Zhang
2024-09-09 22:11 ` Colton Lewis
2024-09-10 4:59 ` Mi, Dapeng
2024-09-10 16:45 ` Colton Lewis
2024-08-01 4:58 ` [RFC PATCH v3 13/58] KVM: x86/pmu: Register KVM_GUEST_PMI_VECTOR handler Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 14/58] perf: Add switch_interrupt() interface Mingwei Zhang
2024-09-19 6:02 ` Manali Shukla
2024-09-19 13:00 ` Liang, Kan
2024-09-20 5:09 ` Manali Shukla
2024-09-23 18:49 ` Mingwei Zhang
2024-09-24 16:55 ` Manali Shukla
2024-10-14 11:59 ` Peter Zijlstra
2024-10-14 16:15 ` Liang, Kan
2024-10-14 17:45 ` Peter Zijlstra
2024-10-15 15:59 ` Liang, Kan
2024-10-14 11:56 ` Peter Zijlstra
2024-10-14 15:40 ` Liang, Kan
2024-10-14 17:47 ` Peter Zijlstra
2024-10-14 17:51 ` Peter Zijlstra
2024-10-14 12:03 ` Peter Zijlstra
2024-10-14 15:51 ` Liang, Kan
2024-10-14 17:49 ` Peter Zijlstra
2024-10-15 13:23 ` Liang, Kan
2024-10-14 13:52 ` Peter Zijlstra
2024-10-14 15:57 ` Liang, Kan
2024-08-01 4:58 ` [RFC PATCH v3 15/58] perf/x86: Support switch_interrupt interface Mingwei Zhang
2024-09-09 22:11 ` Colton Lewis
2024-09-10 5:00 ` Mi, Dapeng
2024-10-24 19:45 ` Chen, Zide
2024-10-25 0:52 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 16/58] perf/x86: Forbid PMI handler when guest own PMU Mingwei Zhang
2024-09-02 7:56 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 17/58] perf: core/x86: Plumb passthrough PMU capability from x86_pmu to x86_pmu_cap Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 18/58] KVM: x86/pmu: Introduce enable_passthrough_pmu module parameter Mingwei Zhang
2024-11-19 14:30 ` Sean Christopherson
2024-11-20 3:21 ` Mi, Dapeng
2024-11-20 17:06 ` Sean Christopherson
2025-01-15 0:17 ` Mingwei Zhang
2025-01-15 2:52 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 19/58] KVM: x86/pmu: Plumb through pass-through PMU to vcpu for Intel CPUs Mingwei Zhang
2024-11-19 14:54 ` Sean Christopherson
2024-11-20 3:47 ` Mi, Dapeng
2024-11-20 16:45 ` Sean Christopherson
2024-11-21 0:29 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 20/58] KVM: x86/pmu: Always set global enable bits in passthrough mode Mingwei Zhang
2024-11-19 15:37 ` Sean Christopherson
2024-11-20 5:19 ` Mi, Dapeng
2024-11-20 17:09 ` Sean Christopherson
2024-11-21 0:37 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 21/58] KVM: x86/pmu: Add a helper to check if passthrough PMU is enabled Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 22/58] KVM: x86/pmu: Add host_perf_cap and initialize it in kvm_x86_vendor_init() Mingwei Zhang
2024-11-19 15:43 ` Sean Christopherson
2024-11-20 5:21 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 23/58] KVM: x86/pmu: Allow RDPMC pass through when all counters exposed to guest Mingwei Zhang
2024-11-19 16:32 ` Sean Christopherson
2024-11-20 5:31 ` Mi, Dapeng
2025-01-22 5:08 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 24/58] KVM: x86/pmu: Introduce macro PMU_CAP_PERF_METRICS Mingwei Zhang
2024-11-19 17:03 ` Sean Christopherson
2024-11-20 5:44 ` Mi, Dapeng
2024-11-20 17:21 ` Sean Christopherson
2024-08-01 4:58 ` [RFC PATCH v3 25/58] KVM: x86/pmu: Introduce PMU operator to check if rdpmc passthrough allowed Mingwei Zhang
2024-11-19 17:32 ` Sean Christopherson
2024-11-20 6:22 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 26/58] KVM: x86/pmu: Manage MSR interception for IA32_PERF_GLOBAL_CTRL Mingwei Zhang
2024-08-06 7:04 ` Mi, Dapeng
2024-10-24 20:26 ` Chen, Zide
2024-10-25 2:36 ` Mi, Dapeng
2024-11-19 18:16 ` Sean Christopherson
2024-11-20 7:56 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 27/58] KVM: x86/pmu: Create a function prototype to disable MSR interception Mingwei Zhang
2024-10-24 19:58 ` Chen, Zide
2024-10-25 2:50 ` Mi, Dapeng
2024-11-19 18:17 ` Sean Christopherson
2024-11-20 7:57 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 28/58] KVM: x86/pmu: Add intel_passthrough_pmu_msrs() to pass-through PMU MSRs Mingwei Zhang
2024-11-19 18:24 ` Sean Christopherson
2024-11-20 10:12 ` Mi, Dapeng
2024-11-20 18:32 ` Sean Christopherson
2024-08-01 4:58 ` [RFC PATCH v3 29/58] KVM: x86/pmu: Avoid legacy vPMU code when accessing global_ctrl in passthrough vPMU Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 30/58] KVM: x86/pmu: Exclude PMU MSRs in vmx_get_passthrough_msr_slot() Mingwei Zhang
2024-09-02 7:51 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 31/58] KVM: x86/pmu: Add counter MSR and selector MSR index into struct kvm_pmc Mingwei Zhang
2024-11-19 18:58 ` Sean Christopherson
2024-11-20 11:50 ` Mi, Dapeng
2024-11-20 17:30 ` Sean Christopherson
2024-11-21 0:56 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 32/58] KVM: x86/pmu: Introduce PMU operation prototypes for save/restore PMU context Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 33/58] KVM: x86/pmu: Implement the save/restore of PMU state for Intel CPU Mingwei Zhang
2024-08-06 7:27 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 34/58] KVM: x86/pmu: Make check_pmu_event_filter() an exported function Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 35/58] KVM: x86/pmu: Allow writing to event selector for GP counters if event is allowed Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 36/58] KVM: x86/pmu: Allow writing to fixed counter selector if counter is exposed Mingwei Zhang
2024-09-02 7:59 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 37/58] KVM: x86/pmu: Switch IA32_PERF_GLOBAL_CTRL at VM boundary Mingwei Zhang
2024-10-24 20:26 ` Chen, Zide
2024-10-25 2:51 ` Mi, Dapeng
2024-11-19 1:46 ` Sean Christopherson
2024-11-19 5:20 ` Mi, Dapeng
2024-11-19 13:44 ` Sean Christopherson
2024-11-20 2:08 ` Mi, Dapeng
2024-10-31 3:14 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 38/58] KVM: x86/pmu: Exclude existing vLBR logic from the passthrough PMU Mingwei Zhang
2024-11-20 18:42 ` Sean Christopherson
2024-11-21 1:13 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 39/58] KVM: x86/pmu: Notify perf core at KVM context switch boundary Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 40/58] KVM: x86/pmu: Grab x86 core PMU for passthrough PMU VM Mingwei Zhang
2024-11-20 18:46 ` Sean Christopherson
2024-11-21 2:04 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 41/58] KVM: x86/pmu: Add support for PMU context switch at VM-exit/enter Mingwei Zhang
2024-10-24 19:57 ` Chen, Zide
2024-10-25 2:55 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 42/58] KVM: x86/pmu: Introduce PMU operator to increment counter Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 43/58] KVM: x86/pmu: Introduce PMU operator for setting counter overflow Mingwei Zhang
2024-10-25 16:16 ` Chen, Zide
2024-10-27 12:06 ` Mi, Dapeng
2024-11-20 18:48 ` Sean Christopherson
2024-11-21 2:05 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 44/58] KVM: x86/pmu: Implement emulated counter increment for passthrough PMU Mingwei Zhang
2024-11-20 20:13 ` Sean Christopherson
2024-11-21 2:27 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 45/58] KVM: x86/pmu: Update pmc_{read,write}_counter() to disconnect perf API Mingwei Zhang
2024-11-20 20:19 ` Sean Christopherson
2024-11-21 2:52 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 46/58] KVM: x86/pmu: Disconnect counter reprogram logic from passthrough PMU Mingwei Zhang
2024-11-20 20:40 ` Sean Christopherson
2024-11-21 3:02 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 47/58] KVM: nVMX: Add nested virtualization support for " Mingwei Zhang
2024-11-20 20:52 ` Sean Christopherson
2024-11-21 3:14 ` Mi, Dapeng
2024-08-01 4:58 ` [RFC PATCH v3 48/58] perf/x86/intel: Support PERF_PMU_CAP_PASSTHROUGH_VPMU Mingwei Zhang
2024-08-02 17:50 ` Liang, Kan
2024-08-01 4:58 ` [RFC PATCH v3 49/58] KVM: x86/pmu/svm: Set passthrough capability for vcpus Mingwei Zhang
2024-08-01 4:58 ` [RFC PATCH v3 50/58] KVM: x86/pmu/svm: Set enable_passthrough_pmu module parameter Mingwei Zhang
2024-08-01 4:59 ` [RFC PATCH v3 51/58] KVM: x86/pmu/svm: Allow RDPMC pass through when all counters exposed to guest Mingwei Zhang
2024-08-01 4:59 ` [RFC PATCH v3 52/58] KVM: x86/pmu/svm: Implement callback to disable MSR interception Mingwei Zhang
2024-11-20 21:02 ` Sean Christopherson
2024-11-21 3:24 ` Mi, Dapeng
2024-08-01 4:59 ` [RFC PATCH v3 53/58] KVM: x86/pmu/svm: Set GuestOnly bit and clear HostOnly bit when guest write to event selectors Mingwei Zhang
2024-11-20 21:38 ` Sean Christopherson
2024-11-21 3:26 ` Mi, Dapeng
2024-08-01 4:59 ` [RFC PATCH v3 54/58] KVM: x86/pmu/svm: Add registers to direct access list Mingwei Zhang
2024-08-01 4:59 ` [RFC PATCH v3 55/58] KVM: x86/pmu/svm: Implement handlers to save and restore context Mingwei Zhang
2024-08-01 4:59 ` [RFC PATCH v3 56/58] KVM: x86/pmu/svm: Wire up PMU filtering functionality for passthrough PMU Mingwei Zhang
2024-11-20 21:39 ` Sean Christopherson
2024-11-21 3:29 ` Mi, Dapeng
2024-08-01 4:59 ` [RFC PATCH v3 57/58] KVM: x86/pmu/svm: Implement callback to increment counters Mingwei Zhang
2024-08-01 4:59 ` [RFC PATCH v3 58/58] perf/x86/amd: Support PERF_PMU_CAP_PASSTHROUGH_VPMU for AMD host Mingwei Zhang
2024-09-11 10:45 ` [RFC PATCH v3 00/58] Mediated Passthrough vPMU 3.0 for x86 Ma, Yongwei
2024-11-19 14:00 ` Sean Christopherson
2024-11-20 2:31 ` Mi, Dapeng
2024-11-20 11:55 ` Mi, Dapeng
2024-11-20 18:34 ` Sean Christopherson [this message]
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