s390x: add have_virtio_ccw
Git-commit:
2dd9d8cfb4f3bd30d9cdfc2edba5cb7ee5917f4b
References: bsc#1181103
Introduce a symbol which can be used to prevent ccw modules
being loaded into system emulators without ccw support.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
Tested-by: Halil Pasic <pasic@linux.ibm.com>
Message-Id: <
20210317095622.2839895-3-kraxel@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Bruce Rogers <brogers@suse.com>