Testsuite: T861: remove option to disable KVM and use soft-emulation

This code path was unused during CI runs.

scripts/check-qemu-install

@@ -69,7 +69,6 @@ parser.add_argument('--logfile', help='Log to file')
 parser.add_argument('--match', help='Smoketests to run')
 parser.add_argument('--uefi', help='Boot using UEFI', action='store_true', default=False)
 parser.add_argument('--raid', help='Perform a RAID-1 install', action='store_true', default=False)
-parser.add_argument('--no-kvm', help='Disable use of kvm', action='store_true', default=False)
 parser.add_argument('--configd', help='Execute testsuite with config daemon', action='store_true',
 				default=False)
 parser.add_argument('--no-interfaces', help='Execute testsuite without interface tests to save time',
@@ -118,13 +117,7 @@ def get_half_cpus():
         cpu /= 2
     return int(cpu)
 
-def get_qemu_cmd(name, enable_kvm, enable_uefi, disk_img, raid=None, iso_img=None, tpm=False):
-    kvm = "-enable-kvm"
-    cpu = "-cpu host"
-    if not enable_kvm:
-        kvm = "--no-kvm"
-        cpu = ""
-
+def get_qemu_cmd(name, enable_uefi, disk_img, raid=None, iso_img=None, tpm=False):
     uefi = ""
     uuid = "f48b60b2-e6ad-49ef-9d09-4245d0585e52"
     if enable_uefi:
@@ -157,9 +150,9 @@ def get_qemu_cmd(name, enable_kvm, enable_uefi, disk_img, raid=None, iso_img=Non
         -nographic \
         -machine accel=kvm \
         -uuid {uuid} \
-        {cpu} \
+        -cpu host \
         {cdrom} \
-        {kvm} \
+        -enable-kvm \
         -monitor unix:/tmp/qemu-monitor-socket-{disk_img},server,nowait \
         -netdev user,id=n0,net=192.0.2.0/24,dhcpstart=192.0.2.101,dns=192.0.2.10 -device virtio-net-pci,netdev=n0,mac={macbase}:00,romfile="" \
         -netdev user,id=n1 -device virtio-net-pci,netdev=n1,mac={macbase}:01,romfile="" \
@@ -252,14 +245,9 @@ if not os.path.isfile(args.iso):
     log.error('Unable to find iso image to install')
     sys.exit(1)
 
-if args.no_kvm:
-    log.error('KVM forced off by command line')
-    kvm=False
-elif not os.path.exists('/dev/kvm'):
+if not os.path.exists('/dev/kvm'):
     log.error('KVM not enabled on host, proceeding with software emulation')
-    kvm=False
-else:
-    kvm=True
+    sys.exit(1)
 
 # Creating diskimage!!
 diskname_raid = None
@@ -298,7 +286,7 @@ def start_swtpm():
     return tpm_process
 
 if args.qemu_cmd:
-    tmp = get_qemu_cmd('TESTVM', kvm, args.uefi, args.disk, diskname_raid, args.iso)
+    tmp = get_qemu_cmd('TESTVM', args.uefi, args.disk, diskname_raid, args.iso)
     os.system(tmp)
     exit(0)
 
@@ -309,7 +297,7 @@ try:
     # Installing image to disk
     #################################################
     log.info('Installing system')
-    cmd = get_qemu_cmd('TESTVM', kvm, args.uefi, args.disk, diskname_raid, args.iso)
+    cmd = get_qemu_cmd('TESTVM', args.uefi, args.disk, diskname_raid, args.iso)
     log.debug(f'Executing command: {cmd}')
     c = pexpect.spawn(cmd, logfile=stl, timeout=60)
 
@@ -508,7 +496,7 @@ try:
 
         # Booting back into VM
         log.info('Booting TPM-backed system')
-        cmd = get_qemu_cmd('TESTVM', kvm, args.uefi, args.disk, diskname_raid, tpm=args.tpmtest)
+        cmd = get_qemu_cmd('TESTVM', args.uefi, args.disk, diskname_raid, tpm=args.tpmtest)
         log.debug(f'Executing command: {cmd}')
         c = pexpect.spawn(cmd, logfile=stl)
 
@@ -543,7 +531,7 @@ try:
 
         # Booting back into VM
         log.info('Booting system with cleared TPM')
-        cmd = get_qemu_cmd('TESTVM', kvm, args.uefi, args.disk, diskname_raid, tpm=args.tpmtest)
+        cmd = get_qemu_cmd('TESTVM', args.uefi, args.disk, diskname_raid, tpm=args.tpmtest)
         log.debug(f'Executing command: {cmd}')
         c = pexpect.spawn(cmd, logfile=stl)
 
@@ -595,7 +583,7 @@ try:
         # Booting RAID-1 system with one missing disk
         #################################################
         log.info('Booting RAID-1 system')
-        cmd = get_qemu_cmd('TESTVM', kvm, args.uefi, args.disk, diskname_raid)
+        cmd = get_qemu_cmd('TESTVM', args.uefi, args.disk, diskname_raid)
 
         # We need to swap boot indexes to boot from second harddisk so we can
         # recreate the RAID on the first disk
@@ -645,7 +633,7 @@ try:
         shutdownVM(c, log, f'Shutdown VM and start from recovered RAID member "{args.disk}"')
 
         log.info('Booting RAID-1 system')
-        cmd = get_qemu_cmd('TESTVM', kvm, args.uefi, args.disk, diskname_raid)
+        cmd = get_qemu_cmd('TESTVM', args.uefi, args.disk, diskname_raid)
         log.debug(f'Executing command: {cmd}')
         c = pexpect.spawn(cmd, logfile=stl)