-
由 Vitaly Kuznetsov 提交于
APM states that #GP is raised upon write to MSR_VM_HSAVE_PA when the supplied address is not page-aligned or is outside of "maximum supported physical address for this implementation". page_address_valid() check seems suitable. Also, forcefully page-align the address when it's written from VMM. Signed-off-by: NVitaly Kuznetsov <vkuznets@redhat.com> Message-Id: <20210628104425.391276-2-vkuznets@redhat.com> Cc: stable@vger.kernel.org Reviewed-by: NMaxim Levitsky <mlevitsk@redhat.com> [Add comment about behavior for host-provided values. - Paolo] Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
fce7e152