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authorSean Christopherson <seanjc@google.com>2025-08-06 22:56:39 +0300
committerSean Christopherson <seanjc@google.com>2025-09-18 22:56:44 +0300
commit51f34b1e650fc5843530266cea4341750bd1ae37 (patch)
tree726fb04360e99f7ad8bad81325d5327e49da39f8 /tools/docs/parse-headers.py
parente3d1f2826da68c763cba1f29dba5cc81d3fdaaee (diff)
downloadlinux-51f34b1e650fc5843530266cea4341750bd1ae37.tar.xz
KVM: x86/pmu: Snapshot host (i.e. perf's) reported PMU capabilities
Take a snapshot of the unadulterated PMU capabilities provided by perf so that KVM can compare guest vPMU capabilities against hardware capabilities when determining whether or not to intercept PMU MSRs (and RDPMC). Reviewed-by: Sandipan Das <sandipan.das@amd.com> Tested-by: Xudong Hao <xudong.hao@intel.com> Link: https://lore.kernel.org/r/20250806195706.1650976-18-seanjc@google.com Signed-off-by: Sean Christopherson <seanjc@google.com>
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