kvm: svm: Add IA32_FLUSH_CMD guest support

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Expose IA32_FLUSH_CMD to the guest if the guest CPUID enumerates
support for this MSR. As with IA32_PRED_CMD, permission for
unintercepted writes to this MSR will be granted to the guest after
the first non-zero write.

Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20230201132905.549148-3-eesposit@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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Emanuele Giuseppe Esposito 2023-02-01 08:29:04 -05:00 • committed by Paolo Bonzini

parent a807b78ad0

commit 723d5fb0ff

1 changed files with 30 additions and 13 deletions

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arch/x86/kvm/svm/svm.c

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