linux-kernel - Re: [PATCH v10 00/29] KVM: x86/pmu: selftests: Fixes and new tests

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Date: Tue, 30 Jan 2024 16:59:19 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Kan Liang <kan.liang@...ux.intel.com>, Dapeng Mi <dapeng1.mi@...ux.intel.com>, 
	Jim Mattson <jmattson@...gle.com>, Jinrong Liang <cloudliang@...cent.com>, 
	Aaron Lewis <aaronlewis@...gle.com>, Like Xu <likexu@...cent.com>
Subject: Re: [PATCH v10 00/29] KVM: x86/pmu: selftests: Fixes and new tests

On Tue, 09 Jan 2024 15:02:20 -0800, Sean Christopherson wrote:
> Knock wood, _this_ is the final of fixes and tests for PMU counters.  New
> in v10 is a small refactor to treat FIXED as a value, not a flag, when
> emulating RDPMC.  Everything else is the same as v9 (although rebased, but
> there were no conflicts).
> 
> v10:
>  - Collect review. [Dapeng]
>  - Treat the FIXED type in RDPMC's ECX as a value, not a flag. [Jim]
> 
> [...]

Applied to kvm-x86 pmu, with the fix for the file goof Andrew pointed out.

[01/29] KVM: x86/pmu: Always treat Fixed counters as available when supported
        https://github.com/kvm-x86/linux/commit/5eb7fcbdea63
[02/29] KVM: x86/pmu: Allow programming events that match unsupported arch events
        https://github.com/kvm-x86/linux/commit/cbbd1aa89139
[03/29] KVM: x86/pmu: Remove KVM's enumeration of Intel's architectural encodings
        https://github.com/kvm-x86/linux/commit/db9e008a0f37
[04/29] KVM: x86/pmu: Setup fixed counters' eventsel during PMU initialization
        https://github.com/kvm-x86/linux/commit/61bb2ad795a7
[05/29] KVM: x86/pmu: Get eventsel for fixed counters from perf
        https://github.com/kvm-x86/linux/commit/7a277c22412c
[06/29] KVM: x86/pmu: Don't ignore bits 31:30 for RDPMC index on AMD
        https://github.com/kvm-x86/linux/commit/ecb490770ad4
[07/29] KVM: x86/pmu: Prioritize VMX interception over #GP on RDPMC due to bad index
        https://github.com/kvm-x86/linux/commit/7bb7fce13601
[08/29] KVM: x86/pmu: Apply "fast" RDPMC only to Intel PMUs
        https://github.com/kvm-x86/linux/commit/d652981db08f
[09/29] KVM: x86/pmu: Disallow "fast" RDPMC for architectural Intel PMUs
        https://github.com/kvm-x86/linux/commit/5728a4a0ea79
[10/29] KVM: x86/pmu: Treat "fixed" PMU type in RDPMC as index as a value, not flag
        https://github.com/kvm-x86/linux/commit/7a0fc734c20d
[11/29] KVM: x86/pmu: Explicitly check for RDPMC of unsupported Intel PMC types
        https://github.com/kvm-x86/linux/commit/a634c76b2c1a
[12/29] KVM: selftests: Add vcpu_set_cpuid_property() to set properties
        https://github.com/kvm-x86/linux/commit/d7e68738e1aa
[13/29] KVM: selftests: Drop the "name" param from KVM_X86_PMU_FEATURE()
        https://github.com/kvm-x86/linux/commit/ff76d7712510
[14/29] KVM: selftests: Extend {kvm,this}_pmu_has() to support fixed counters
        https://github.com/kvm-x86/linux/commit/370d53632289
[15/29] KVM: selftests: Add pmu.h and lib/pmu.c for common PMU assets
        https://github.com/kvm-x86/linux/commit/e6faa0497057
[16/29] KVM: selftests: Test Intel PMU architectural events on gp counters
        https://github.com/kvm-x86/linux/commit/4f1bd6b16074
[17/29] KVM: selftests: Test Intel PMU architectural events on fixed counters
        https://github.com/kvm-x86/linux/commit/3e26b825f87d
[18/29] KVM: selftests: Test consistency of CPUID with num of gp counters
        https://github.com/kvm-x86/linux/commit/7137cf751b9b
[19/29] KVM: selftests: Test consistency of CPUID with num of fixed counters
        https://github.com/kvm-x86/linux/commit/c7d7c76ecf78
[20/29] KVM: selftests: Add functional test for Intel's fixed PMU counters
        https://github.com/kvm-x86/linux/commit/787071fd0262
[21/29] KVM: selftests: Expand PMU counters test to verify LLC events
        https://github.com/kvm-x86/linux/commit/b55e7adf633a
[22/29] KVM: selftests: Add a helper to query if the PMU module param is enabled
        https://github.com/kvm-x86/linux/commit/c85e986716b0
[23/29] KVM: selftests: Add helpers to read integer module params
        https://github.com/kvm-x86/linux/commit/45e4755c39fc
[24/29] KVM: selftests: Query module param to detect FEP in MSR filtering test
        https://github.com/kvm-x86/linux/commit/0326cc6b02c8
[25/29] KVM: selftests: Move KVM_FEP macro into common library header
        https://github.com/kvm-x86/linux/commit/00856e17da73
[26/29] KVM: selftests: Test PMC virtualization with forced emulation
        https://github.com/kvm-x86/linux/commit/cd34fd8c758e
[27/29] KVM: selftests: Add a forced emulation variation of KVM_ASM_SAFE()
        https://github.com/kvm-x86/linux/commit/ab3b6a7de8df
[28/29] KVM: selftests: Add helpers for safe and safe+forced RDMSR, RDPMC, and XGETBV
        https://github.com/kvm-x86/linux/commit/b5e66df34cb0
[29/29] KVM: selftests: Extend PMU counters test to validate RDPMC after WRMSR
        https://github.com/kvm-x86/linux/commit/a8a37f555684

--
https://github.com/kvm-x86/linux/tree/next