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charset="utf-8" I don't see any reason for them for not be available, especially since core2_vpmu_do_wrmsr has PV specific logic for MSR_IA32_DS_AREA. Fixes: 27c554198666 ("x86/VPMU: add support for PMU register handling on PV= guests") Signed-off-by: Teddy Astie --- xen/arch/x86/pv/emul-priv-op.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/xen/arch/x86/pv/emul-priv-op.c b/xen/arch/x86/pv/emul-priv-op.c index b2556f9213..0d93218030 100644 --- a/xen/arch/x86/pv/emul-priv-op.c +++ b/xen/arch/x86/pv/emul-priv-op.c @@ -993,6 +993,8 @@ static int cf_check read_msr( case MSR_P6_EVNTSEL(0) ... MSR_P6_EVNTSEL(7): case MSR_CORE_PERF_FIXED_CTR0 ... MSR_CORE_PERF_FIXED_CTR2: case MSR_CORE_PERF_FIXED_CTR_CTRL ... MSR_CORE_PERF_GLOBAL_OVF_CTRL: + case MSR_IA32_PEBS_ENABLE: + case MSR_IA32_DS_AREA: if ( boot_cpu_data.vendor =3D=3D X86_VENDOR_INTEL ) { vpmu_msr =3D true; @@ -1170,6 +1172,8 @@ static int cf_check write_msr( case MSR_P6_EVNTSEL(0) ... MSR_P6_EVNTSEL(7): case MSR_CORE_PERF_FIXED_CTR0 ... MSR_CORE_PERF_FIXED_CTR2: case MSR_CORE_PERF_FIXED_CTR_CTRL ... MSR_CORE_PERF_GLOBAL_OVF_CTRL: + case MSR_IA32_PEBS_ENABLE: + case MSR_IA32_DS_AREA: if ( boot_cpu_data.vendor =3D=3D X86_VENDOR_INTEL ) { vpmu_msr =3D true; --=20 2.53.0 -- Teddy Astie | Vates XCP-ng Developer XCP-ng & Xen Orchestra - Vates solutions web: https://vates.tech