Any KVM-specific code that use these constants must check if kvm_enabled() is true before using them.
Signed-off-by: Eduardo Habkost <ehabk...@redhat.com> --- Cc: k...@vger.kernel.org Cc: Michael S. Tsirkin <m...@redhat.com> Cc: Gleb Natapov <g...@redhat.com> Cc: Marcelo Tosatti <mtosa...@redhat.com> --- include/sysemu/kvm.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h index 3db19ff..15f9658 100644 --- a/include/sysemu/kvm.h +++ b/include/sysemu/kvm.h @@ -21,6 +21,20 @@ #ifdef CONFIG_KVM #include <linux/kvm.h> #include <linux/kvm_para.h> +#else +/* These constants must never be used at runtime if kvm_enabled() is false. + * They exist so we don't need #ifdefs around KVM-specific code that already + * checks kvm_enabled() properly. + */ +#define KVM_CPUID_SIGNATURE 0 +#define KVM_CPUID_FEATURES 0 +#define KVM_FEATURE_CLOCKSOURCE 0 +#define KVM_FEATURE_NOP_IO_DELAY 0 +#define KVM_FEATURE_MMU_OP 0 +#define KVM_FEATURE_CLOCKSOURCE2 0 +#define KVM_FEATURE_ASYNC_PF 0 +#define KVM_FEATURE_STEAL_TIME 0 +#define KVM_FEATURE_PV_EOI 0 #endif extern int kvm_allowed; -- 1.7.11.7
