qemu-kvm/kvm-iotests-add-238-for-throttling-tgm-unregister-iothre.patch
Danilo C. L. de Paula d9dd3f8dd3 * Tue Jan 29 2019 Danilo Cesar Lemes de Paula <ddepaula@redhat.com> - 3.1.0-10.el8
- kvm-throttle-groups-fix-restart-coroutine-iothread-race.patch [bz#1655947]
- kvm-iotests-add-238-for-throttling-tgm-unregister-iothre.patch [bz#1655947]
- Resolves: bz#1655947
  (qemu-kvm core dumped after unplug the device which was set io throttling parameters)
2019-01-29 14:28:22 +00:00

123 lines
4.1 KiB
Diff

From 91ae068923b70fc62c8504f7c77e42829b4c2e18 Mon Sep 17 00:00:00 2001
From: Stefan Hajnoczi <stefanha@redhat.com>
Date: Tue, 29 Jan 2019 07:02:50 +0000
Subject: [PATCH 2/2] iotests: add 238 for throttling tgm unregister iothread
segfault
RH-Author: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: <20190129070250.22709-3-stefanha@redhat.com>
Patchwork-id: 84138
O-Subject: [RHEL-8.0/AV qemu-kvm PATCH 2/2] iotests: add 238 for throttling tgm unregister iothread segfault
Bugzilla: 1655947
RH-Acked-by: Stefano Garzarella <sgarzare@redhat.com>
RH-Acked-by: Thomas Huth <thuth@redhat.com>
RH-Acked-by: Laurent Vivier <lvivier@redhat.com>
Hot-unplug a scsi-hd using an iothread. The previous patch fixes a
segfault in this scenario.
This patch adds a regression test.
Suggested-by: Alberto Garcia <berto@igalia.com>
Suggested-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Message-id: 20190114133257.30299-3-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
(cherry picked from commit 202277f43d544779b7a63123a51c54c3a16b74ad)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
Conflicts:
tests/qemu-iotests/group
Context conflict because downstream doesn't have 236. This patch adds
238 and doesn't depend on 236.
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
tests/qemu-iotests/238 | 47 ++++++++++++++++++++++++++++++++++++++++++++++
tests/qemu-iotests/238.out | 6 ++++++
tests/qemu-iotests/group | 1 +
3 files changed, 54 insertions(+)
create mode 100755 tests/qemu-iotests/238
create mode 100644 tests/qemu-iotests/238.out
diff --git a/tests/qemu-iotests/238 b/tests/qemu-iotests/238
new file mode 100755
index 0000000..f81ee11
--- /dev/null
+++ b/tests/qemu-iotests/238
@@ -0,0 +1,47 @@
+#!/usr/bin/env python
+#
+# Regression test for throttle group member unregister segfault with iothread
+#
+# Copyright (c) 2019 Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+import sys
+import os
+import iotests
+from iotests import log
+
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'scripts'))
+
+from qemu import QEMUMachine
+
+if iotests.qemu_default_machine == 's390-ccw-virtio':
+ virtio_scsi_device = 'virtio-scsi-ccw'
+else:
+ virtio_scsi_device = 'virtio-scsi-pci'
+
+vm = QEMUMachine(iotests.qemu_prog)
+vm.add_args('-machine', 'accel=kvm')
+vm.launch()
+
+log(vm.qmp('blockdev-add', node_name='hd0', driver='null-co'))
+log(vm.qmp('object-add', qom_type='iothread', id='iothread0'))
+log(vm.qmp('device_add', id='scsi0', driver=virtio_scsi_device, iothread='iothread0'))
+log(vm.qmp('device_add', id='scsi-hd0', driver='scsi-hd', drive='hd0'))
+log(vm.qmp('block_set_io_throttle', id='scsi-hd0', bps=0, bps_rd=0, bps_wr=0,
+ iops=1000, iops_rd=0, iops_wr=0, conv_keys=False))
+log(vm.qmp('device_del', id='scsi-hd0'))
+
+vm.shutdown()
diff --git a/tests/qemu-iotests/238.out b/tests/qemu-iotests/238.out
new file mode 100644
index 0000000..4de840b
--- /dev/null
+++ b/tests/qemu-iotests/238.out
@@ -0,0 +1,6 @@
+{"return": {}}
+{"return": {}}
+{"return": {}}
+{"return": {}}
+{"return": {}}
+{"return": {}}
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 05996ae..268fefa 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -233,3 +233,4 @@
233 auto quick
234 auto quick migration
235 auto quick
+238 auto quick
--
1.8.3.1