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Re: [PATCH v4 15/47] KVM: x86: Officially define CPUID 0x40000010 as PV Timing Info (TSC and Bus)
- To: Sean Christopherson <seanjc@xxxxxxxxxx>
- From: Christian Ludloff <ludloff@xxxxxxxxx>
- Date: Sat, 30 May 2026 09:47:44 -0700
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- Delivery-date: Sat, 30 May 2026 18:19:40 +0000
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> + * # EAX: (Virtual) TSC frequency in kHz.
> + * # EBX: (Virtual) Bus (local APIC timer) frequency in kHz.
> + * # ECX, EDX: Reserved (must be zero).
Can someone from Broadcom please speak up as to
what a non-ECX value signifies for their HV? (Asking
because I see a value of 2, not a must-be-zero.)
--
C.
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