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[KVM maintainers: The underlying support for this is in perf/core now. So please merge this patch into the KVM tree.] This is not arch perfmon, but older CPUs will just ignore it. This makes it possible to do at least some TSX measurements from a KVM guest v2: Various fixes to address review feedback v3: Ignore the bits when no CPUID. No #GP. Force raw events with TSX bits. v4: Use reserved bits for #GP v5: Remove obsolete argument Acked-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> |
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uapi/asm |