Subject	perf/KVM: Support PMU partitioning for x86 platforms
Author	zide.chen@intel.com
Date	2026-08-21 22:19:40 +0000 UTC
Version	Version 1
Cc	ak@linux.intel.com dapeng1.mi@linux.intel.com eranian@google.com jmattson@google.com kan.liang@linux.intel.com kvm@vger.kernel.org linux-kernel@vger.kernel.org manali.shukla@amd.com mizhang@google.com pbonzini@redhat.com peterz@infradead.org sandipan.das@amd.com seanjc@google.com stable@vger.kernel.org xudong.hao@intel.com zide.chen@intel.com

Patches (23)

Name	Content [All]
[PATCH 01/23] perf/x86/intel: Guard counter masks against zero counters	[Body]
[PATCH 02/23] perf, perf/x86: Pass partition mask from KVM to perf/x86	[Body]
[PATCH 03/23] perf/x86: Add GUEST_PMU states for PMU partitioning	[Body]
[PATCH 04/23] perf/x86: Split host/guest PMI handling under PMU partitioning	[Body]
[PATCH 05/23] perf/x86: Allow exclude_host events to run in non-root mode	[Body]
[PATCH 06/23] perf/x86: Restrict !exclude_guest events to host-owned counters	[Body]
[PATCH 07/23] perf/x86: Apply PMU partition mask on static constraints	[Body]
[PATCH 08/23] perf/x86: Export available PMU counters to sysfs	[Body]
[PATCH 09/23] perf: Skip exclude_guest events on PMU partitioned counters	[Body]
[PATCH 10/23] perf: Reschedule events across PMU partition transitions	[Body]
[PATCH 11/23] perf, perf/x86: Allow host !exclude_guest events in PMU partitioning	[Body]
[PATCH 12/23] KVM: x86/pmu: Add the perfmon_mask module parameter	[Body]
[PATCH 13/23] KVM: x86/pmu: Set up the PERFMON_MASK VMCS field	[Body]
[PATCH 14/23] KVM: x86/pmu, perf/x86: Update effective PMU partition mask	[Body]
[PATCH 15/23] KVM: x86/pmu: Relax MSR intercept policy under PerfMon masking	[Body]
[PATCH 16/23] KVM: x86/pmu: Handle FIXED_CTR_CTRL under PerfMon masking	[Body]
[PATCH 17/23] KVM: x86/pmu: Handle GLOBAL_CTRL under PerfMon masking	[Body]
[PATCH 18/23] KVM: x86/pmu: Handle GLOBAL_STATUS MSRs under PerfMon masking	[Body]
[PATCH 19/23] KVM: x86/pmu: Always intercept GLOBAL_INUSE under PerfMon masking	[Body]
[PATCH 20/23] KVM: x86/pmu: Request guest PMI for guest-induced PMIs	[Body]
[PATCH 21/23] KVM: x86/pmu: Enable PerfMon masking	[Body]
[PATCH 22/23] KVM: selftests: Fix PERF_METRICS test by checking FC3 availability	[Body]
[PATCH 23/23] KVM: selftests: Allow no general purpose counters on the host	[Body]

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