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[PATCH v1 0/2] x86/cpuid: Use AMD's NullSelectorClearsBase CPUID bit
- To: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jane Malalane <jane.malalane@xxxxxxxxxx>
- Date: Mon, 6 Sep 2021 13:00:02 +0100
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- Cc: Jane Malalane <jane.malalane@xxxxxxxxxx>
- Delivery-date: Mon, 06 Sep 2021 12:02:01 +0000
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Jane Malalane (2):
x86/cpuid: Expose NullSelectorClearsBase CPUID bit to guests
x86/cpuid: Detect null segment behaviour on Zen2 CPUs
tools/libs/light/libxl_cpuid.c | 1 +
tools/misc/xen-cpuid.c | 1 +
xen/arch/x86/cpu/amd.c | 18 ++++++++++++++++++
xen/arch/x86/cpu/cpu.h | 1 +
xen/arch/x86/cpu/hygon.c | 5 +++++
xen/include/asm-x86/cpufeature.h | 1 +
xen/include/public/arch-x86/cpufeatureset.h | 1 +
7 files changed, 28 insertions(+)
--
2.11.0
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