linux-kernel - Re: [PATCH v2 1/4] powerpc/perf: Add perf interface to expose vpa counters

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Message-Id: <173252811444.21628.12440486222301252758.b4-ty@ellerman.id.au>
Date: Mon, 25 Nov 2024 20:48:34 +1100
From: Michael Ellerman <patch-notifications@...erman.id.au>
To: mpe@...erman.id.au, maddy@...ux.ibm.com, Kajol Jain <kjain@...ux.ibm.com>
Cc: atrajeev@...ux.ibm.com, disgoel@...ux.ibm.com, hbathini@...ux.ibm.com, adubey@...ux.ibm.com, gautam@...ux.ibm.com, linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/4] powerpc/perf: Add perf interface to expose vpa counters

On Mon, 18 Nov 2024 17:11:11 +0530, Kajol Jain wrote:
> To support performance measurement for KVM on PowerVM(KoP)
> feature, PowerVM hypervisor has added couple of new software
> counters in Virtual Process Area(VPA) of the partition.
> 
> Commit e1f288d2f9c69 ("KVM: PPC: Book3S HV nestedv2: Add
> support for reading VPA counters for pseries guests")
> have updated the paca fields with corresponding changes.
> 
> [...]

Applied to powerpc/next.

[1/4] powerpc/perf: Add perf interface to expose vpa counters
      https://git.kernel.org/powerpc/c/176cda0619b6c17a553625f6e2fcbc3981ad667d
[2/4] docs: ABI: sysfs-bus-event_source-devices-vpa-pmu: Document sysfs event format entries for vpa_pmu
      https://git.kernel.org/powerpc/c/4ae0b32ecee730a41f65eb122bbb40fda7dca34a
[3/4] powerpc/kvm: Add vpa latency counters to kvm_vcpu_arch
      https://git.kernel.org/powerpc/c/5f0b48c6a168994cc09d02888c2d939eba2af193
[4/4] powerpc/perf: Add per-task/process monitoring to vpa_pmu driver
      https://git.kernel.org/powerpc/c/f26f9933e3e31b2117b804b6b8932388db88a131

cheers