Commit 52297436 authored by Aaron Lewis's avatar Aaron Lewis Committed by Paolo Bonzini
Browse files

kvm: svm: Update svm_xsaves_supported 



AMD CPUs now support XSAVES in a limited fashion (they require IA32_XSS
to be zero).

AMD has no equivalent of Intel's "Enable XSAVES/XRSTORS" VM-execution
control. Instead, XSAVES is always available to the guest when supported
on the host.

Reviewed-by: default avatarJim Mattson <jmattson@google.com>
Signed-off-by: default avatarAaron Lewis <aaronlewis@google.com>
Change-Id: I40dc2c682eb0d38c2208d95d5eb7bbb6c47f6317
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 864e2ab2

arch/x86/kvm/svm.c

+1 −1
Original line number Diff line number Diff line
@@ -5973,7 +5973,7 @@ static bool svm_mpx_supported(void) 


static bool svm_xsaves_supported(void)

{

	return false;

	return boot_cpu_has(X86_FEATURE_XSAVES);

}



static bool svm_umip_emulated(void)