KVM: x86: Remove a redundant guest cpuid check in kvm_set_cr4()

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If !guest_cpuid_has(vcpu, X86_FEATURE_PCID), CR4.PCIDE would have been in
vcpu->arch.cr4_guest_rsvd_bits and failed earlier kvm_is_valid_cr4() check.
Remove this meaningless check.

Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Signed-off-by: Robert Hoo <robert.hu@linux.intel.com>
Fixes: 4683d758f4 ("KVM: x86: Supplement __cr4_reserved_bits() with X86_FEATURE_PCID check")
Link: https://lore.kernel.org/r/20230308072936.1293101-1-robert.hu@intel.com
Signed-off-by: Sean Christopherson <seanjc@google.com>

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Robert Hoo 2023-03-08 15:29:36 +08:00 • committed by Sean Christopherson

parent 65966aaca1

commit 99b3086980

1 changed files with 0 additions and 3 deletions

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arch/x86/kvm/x86.c

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