run: only use KVM if we are in a native arch

Signed-off-by: Kornilios Kourtis <[email protected]>

Author: kkourt

pkg/arch/arch.go

@@ -30,7 +30,11 @@ func (a Arch) Target() string {
 }
 
 func (a Arch) CrossCompiling() bool {
-	return string(a) != runtime.GOARCH
+	return !a.IsNative()
+}
+
+func (a Arch) IsNative() bool {
+	return string(a) == runtime.GOARCH
 }
 
 func (a Arch) CrossCompileMakeArgs() []string {

pkg/runner/qemu.go

@@ -44,7 +44,7 @@ func BuildQemuArgs(log *logrus.Logger, rcnf *RunConf) ([]string, error) {
 
 	// quick-and-dirty kvm detection
 	kvmEnabled := false
-	if !rcnf.DisableHardwareAccel {
+	if !rcnf.DisableHardwareAccel && qArch.IsNative() {
 		switch runtime.GOOS {
 		case "linux":
 			if f, err := os.OpenFile("/dev/kvm", os.O_RDWR, 0755); err == nil {