tests/functional/s390x: Add reverse debugging test for s390x

We just have to make sure that we can set the endianness to big endian,
then we can also run this test on s390x.

Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20251128133949.181828-1-thuth@redhat.com>

diff --git a/tests/functional/reverse_debugging.py b/tests/functional/reverse_debugging.py
index 86fca8d81f1c1aee14b756c217c96df5c3de4824..8b9507674a041aa8b8e87f755a377bb20cc5e98c 100644 (file)
--- a/tests/functional/reverse_debugging.py
+++ b/tests/functional/reverse_debugging.py
@@ -64,7 +64,7 @@ class ReverseDebugging(LinuxKernelTest):
 
     @skipIfMissingImports("pygdbmi") # Required by GDB class
     @skipIfMissingEnv("QEMU_TEST_GDB")
-    def reverse_debugging(self, gdb_arch, shift=7, args=None):
+    def reverse_debugging(self, gdb_arch, shift=7, args=None, big_endian=False):
         from qemu_test import GDB
 
         # create qcow2 for snapshots
@@ -99,6 +99,8 @@ class ReverseDebugging(LinuxKernelTest):
             gdb_cmd = os.getenv('QEMU_TEST_GDB')
             gdb = GDB(gdb_cmd)
             try:
+                if big_endian:
+                    gdb.cli("set endian big")
                 self.reverse_debugging_run(gdb, vm, port, gdb_arch, last_icount)
             finally:
                 self.log.info('exiting gdb and qemu')

diff --git a/tests/functional/s390x/meson.build b/tests/functional/s390x/meson.build
index 70cd36e2913d8cb61bfbf6958caa2c0f1559783e..0f03e1c9db8aadcc350f230ad3eec8c2c7c0a1df 100644 (file)
--- a/tests/functional/s390x/meson.build
+++ b/tests/functional/s390x/meson.build
@@ -6,6 +6,7 @@ test_s390x_timeouts = {
 
 tests_s390x_system_quick = [
   'vmstate',
+  'reverse_debug',
 ]
 
 tests_s390x_system_thorough = [

diff --git a/tests/functional/s390x/test_reverse_debug.py b/tests/functional/s390x/test_reverse_debug.py
new file mode 100755 (executable)
index 0000000..0767dc9
--- /dev/null
+++ b/tests/functional/s390x/test_reverse_debug.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+'''
+Reverse debugging test for s390x
+'''
+
+from reverse_debugging import ReverseDebugging
+
+
+class ReverseDebuggingS390x(ReverseDebugging):
+
+    def test_revdbg(self):
+        self.set_machine('s390-ccw-virtio')
+        self.reverse_debugging(gdb_arch='s390:64-bit', shift=6,
+                               big_endian=True, args=('-no-shutdown',))
+
+
+if __name__ == '__main__':
+    ReverseDebugging.main()