From 2dd9d8cfb4f3bd30d9cdfc2edba5cb7ee5917f4b Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Wed, 17 Mar 2021 10:56:21 +0100 Subject: s390x: add have_virtio_ccw Introduce a symbol which can be used to prevent ccw modules being loaded into system emulators without ccw support. Signed-off-by: Gerd Hoffmann Reviewed-by: Halil Pasic Tested-by: Halil Pasic Message-Id: <20210317095622.2839895-3-kraxel@redhat.com> Signed-off-by: Gerd Hoffmann --- hw/s390x/virtio-ccw.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'hw/s390x/virtio-ccw.h') diff --git a/hw/s390x/virtio-ccw.h b/hw/s390x/virtio-ccw.h index 49a2b8c..0168232 100644 --- a/hw/s390x/virtio-ccw.h +++ b/hw/s390x/virtio-ccw.h @@ -63,6 +63,11 @@ typedef struct VirtioBusClass VirtioCcwBusClass; DECLARE_OBJ_CHECKERS(VirtioCcwBusState, VirtioCcwBusClass, VIRTIO_CCW_BUS, TYPE_VIRTIO_CCW_BUS) +/* + * modules can reference this symbol to avoid being loaded + * into system emulators without ccw support + */ +extern bool have_virtio_ccw; struct VirtIOCCWDeviceClass { CCWDeviceClass parent_class; -- cgit v1.1