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KVM: x86: mask CPUID(0xD,0x1).EAX against host value
authorPaolo Bonzini <[email protected]>
Mon, 21 Mar 2016 11:33:00 +0000 (12:33 +0100)
committerPaolo Bonzini <[email protected]>
Sun, 10 Apr 2016 19:53:50 +0000 (21:53 +0200)
commit316314cae15fb0e3869b76b468f59a0c83ac3d4e
tree7ee2d450b5d8972971d17542410890d8559e7a05tree | snapshot
parentfc5b7f3bf1e1414bd4e91db6918c85ace0c873a5commit | diff
KVM: x86: mask CPUID(0xD,0x1).EAX against host value

This ensures that the guest doesn't see XSAVE extensions
(e.g. xgetbv1 or xsavec) that the host lacks.

Cc: [email protected]
Reviewed-by: Radim Krčmář <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
arch/x86/kvm/cpuid.c diff | blob | blame | history
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