Commit 4b4639212c for qemu.org

commit 4b4639212cf9b99a6033fd5831d26e4e3d32124f
Author: Marc-André Lureau <marcandre.lureau@redhat.com>
Date:   Fri Sep 4 16:12:51 2026 +0400

    tests/functional/s390x: use QMP for balloon

    Unit is changed from megabytes to bytes.

    Reviewed-by: Thomas Huth <th.huth+qemu@posteo.eu>
    Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
    Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>

diff --git a/tests/functional/s390x/test_ccw_virtio.py b/tests/functional/s390x/test_ccw_virtio.py
index 1d4958bbe2..f816b1e201 100755
--- a/tests/functional/s390x/test_ccw_virtio.py
+++ b/tests/functional/s390x/test_ccw_virtio.py
@@ -162,10 +162,10 @@ def test_s390x_devices(self):
         # test the virtio-balloon device
         exec_command_and_wait_for_pattern(self, 'head -n 1 /proc/meminfo',
                                           'MemTotal:         115640 kB')
-        self.vm.cmd('human-monitor-command', command_line='balloon 96')
+        self.vm.cmd('balloon', value=96 * 1024 * 1024)
         exec_command_and_wait_for_pattern(self, 'head -n 1 /proc/meminfo',
                                           'MemTotal:          82872 kB')
-        self.vm.cmd('human-monitor-command', command_line='balloon 128')
+        self.vm.cmd('balloon', value=128 * 1024 * 1024)
         exec_command_and_wait_for_pattern(self, 'head -n 1 /proc/meminfo',
                                           'MemTotal:         115640 kB')