From: Sean Christopherson <seanjc@google.com>
To: Sasha Levin <sashal@kernel.org>
Cc: stable@vger.kernel.org, Sandipan Das <sandipan.das@amd.com>
Subject: Re: [PATCH 6.6.y] KVM: SVM: Emulate PERF_CNTR_GLOBAL_STATUS_SET for PerfMonV2
Date: Fri, 17 Oct 2025 15:10:35 -0700 [thread overview]
Message-ID: <aPK-28gyLZU1GRxG@google.com> (raw)
In-Reply-To: <20251016130021.3283271-1-sashal@kernel.org>
On Thu, Oct 16, 2025, Sasha Levin wrote:
> From: Sean Christopherson <seanjc@google.com>
>
> [ Upstream commit 68e61f6fd65610e73b17882f86fedfd784d99229 ]
>
> Emulate PERF_CNTR_GLOBAL_STATUS_SET when PerfMonV2 is enumerated to the
> guest, as the MSR is supposed to exist in all AMD v2 PMUs.
>
> Fixes: 4a2771895ca6 ("KVM: x86/svm/pmu: Add AMD PerfMonV2 support")
> Cc: stable@vger.kernel.org
> Cc: Sandipan Das <sandipan.das@amd.com>
> Link: https://lore.kernel.org/r/20250711172746.1579423-1-seanjc@google.com
> Signed-off-by: Sean Christopherson <seanjc@google.com>
> [ changed global_status_rsvd field to global_status_mask ]
> Signed-off-by: Sasha Levin <sashal@kernel.org>
> ---
Acked-by: Sean Christopherson <seanjc@google.com>
prev parent reply other threads:[~2025-10-17 22:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-15 11:42 FAILED: patch "[PATCH] KVM: SVM: Emulate PERF_CNTR_GLOBAL_STATUS_SET for PerfMonV2" failed to apply to 6.6-stable tree gregkh
2025-10-16 13:00 ` [PATCH 6.6.y] KVM: SVM: Emulate PERF_CNTR_GLOBAL_STATUS_SET for PerfMonV2 Sasha Levin
2025-10-17 22:10 ` Sean Christopherson [this message]
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