tests/avocado: add replay Linux tests for virtio machine

This patch adds two tests for replaying Linux boot process
on x86_64 virtio platform.

Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
Message-Id: <165364840811.688121.11931681195199516354.stgit@pasha-ThinkPad-X280>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

tests/avocado/replay_linux.py

@@ -123,3 +123,29 @@ def test_pc_q35(self):
         :avocado: tags=machine:q35
         """
         self.run_rr(shift=3)
+
+@skipUnless(os.getenv('AVOCADO_TIMEOUT_EXPECTED'), 'Test might timeout')
+class ReplayLinuxX8664Virtio(ReplayLinux):
+    """
+    :avocado: tags=arch:x86_64
+    :avocado: tags=virtio
+    :avocado: tags=accel:tcg
+    """
+
+    hdd = 'virtio-blk-pci'
+    cd = 'virtio-blk-pci'
+    bus = None
+
+    chksum = 'e3c1b309d9203604922d6e255c2c5d098a309c2d46215d8fc026954f3c5c27a0'
+
+    def test_pc_i440fx(self):
+        """
+        :avocado: tags=machine:pc
+        """
+        self.run_rr(shift=1)
+
+    def test_pc_q35(self):
+        """
+        :avocado: tags=machine:q35
+        """
+        self.run_rr(shift=3)