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-rw-r--r--tests/Makefile.include2
-rw-r--r--tests/nvme-test.c68
-rwxr-xr-xtests/qemu-iotests/0416
-rwxr-xr-xtests/qemu-iotests/11820
-rwxr-xr-xtests/qemu-iotests/161137
-rw-r--r--tests/qemu-iotests/161.out39
-rwxr-xr-xtests/qemu-iotests/22343
-rw-r--r--tests/qemu-iotests/223.out32
-rwxr-xr-xtests/qemu-iotests/2339
-rw-r--r--tests/qemu-iotests/common.tls3
-rw-r--r--tests/qemu-iotests/group1
-rw-r--r--tests/qemu-iotests/iotests.py2
12 files changed, 317 insertions, 45 deletions
diff --git a/tests/Makefile.include b/tests/Makefile.include
index 613242bc6e..fb0b449c02 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -730,7 +730,7 @@ tests/test-hmp$(EXESUF): tests/test-hmp.o
 tests/machine-none-test$(EXESUF): tests/machine-none-test.o
 tests/drive_del-test$(EXESUF): tests/drive_del-test.o $(libqos-virtio-obj-y)
 tests/qdev-monitor-test$(EXESUF): tests/qdev-monitor-test.o $(libqos-pc-obj-y)
-tests/nvme-test$(EXESUF): tests/nvme-test.o
+tests/nvme-test$(EXESUF): tests/nvme-test.o $(libqos-pc-obj-y)
 tests/pvpanic-test$(EXESUF): tests/pvpanic-test.o
 tests/i82801b11-test$(EXESUF): tests/i82801b11-test.o
 tests/ac97-test$(EXESUF): tests/ac97-test.o
diff --git a/tests/nvme-test.c b/tests/nvme-test.c
index 7674a446e4..2700ba838a 100644
--- a/tests/nvme-test.c
+++ b/tests/nvme-test.c
@@ -8,25 +8,73 @@
  */
 
 #include "qemu/osdep.h"
+#include "qemu/units.h"
 #include "libqtest.h"
+#include "libqos/libqos-pc.h"
+
+static QOSState *qnvme_start(const char *extra_opts)
+{
+    QOSState *qs;
+    const char *arch = qtest_get_arch();
+    const char *cmd = "-drive id=drv0,if=none,file=null-co://,format=raw "
+                      "-device nvme,addr=0x4.0,serial=foo,drive=drv0 %s";
+
+    if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
+        qs = qtest_pc_boot(cmd, extra_opts ? : "");
+        global_qtest = qs->qts;
+        return qs;
+    }
+
+    g_printerr("nvme tests are only available on x86\n");
+    exit(EXIT_FAILURE);
+}
+
+static void qnvme_stop(QOSState *qs)
+{
+    qtest_shutdown(qs);
+}
 
-/* Tests only initialization so far. TODO: Replace with functional tests */
 static void nop(void)
 {
+    QOSState *qs;
+
+    qs = qnvme_start(NULL);
+    qnvme_stop(qs);
 }
 
-int main(int argc, char **argv)
+static void nvmetest_cmb_test(void)
 {
-    int ret;
+    const int cmb_bar_size = 2 * MiB;
+    QOSState *qs;
+    QPCIDevice *pdev;
+    QPCIBar bar;
 
-    g_test_init(&argc, &argv, NULL);
-    qtest_add_func("/nvme/nop", nop);
+    qs = qnvme_start("-global nvme.cmb_size_mb=2");
+    pdev = qpci_device_find(qs->pcibus, QPCI_DEVFN(4,0));
+    g_assert(pdev != NULL);
+
+    qpci_device_enable(pdev);
+    bar = qpci_iomap(pdev, 2, NULL);
+
+    qpci_io_writel(pdev, bar, 0, 0xccbbaa99);
+    g_assert_cmpint(qpci_io_readb(pdev, bar, 0), ==, 0x99);
+    g_assert_cmpint(qpci_io_readw(pdev, bar, 0), ==, 0xaa99);
+
+    /* Test partially out-of-bounds accesses.  */
+    qpci_io_writel(pdev, bar, cmb_bar_size - 1, 0x44332211);
+    g_assert_cmpint(qpci_io_readb(pdev, bar, cmb_bar_size - 1), ==, 0x11);
+    g_assert_cmpint(qpci_io_readw(pdev, bar, cmb_bar_size - 1), !=, 0x2211);
+    g_assert_cmpint(qpci_io_readl(pdev, bar, cmb_bar_size - 1), !=, 0x44332211);
+    g_free(pdev);
 
-    qtest_start("-drive id=drv0,if=none,file=null-co://,format=raw "
-                "-device nvme,drive=drv0,serial=foo");
-    ret = g_test_run();
+    qnvme_stop(qs);
+}
 
-    qtest_end();
+int main(int argc, char **argv)
+{
+    g_test_init(&argc, &argv, NULL);
+    qtest_add_func("/nvme/nop", nop);
+    qtest_add_func("/nvme/cmb_test", nvmetest_cmb_test);
 
-    return ret;
+    return g_test_run();
 }
diff --git a/tests/qemu-iotests/041 b/tests/qemu-iotests/041
index 3615011d98..26bf1701eb 100755
--- a/tests/qemu-iotests/041
+++ b/tests/qemu-iotests/041
@@ -469,7 +469,7 @@ new_state = "1"
             self.assert_qmp(event, 'data/id', 'drive0')
             event = self.vm.get_qmp_event(wait=True)
 
-        self.assertEquals(event['event'], 'BLOCK_JOB_ERROR')
+        self.assertEqual(event['event'], 'BLOCK_JOB_ERROR')
         self.assert_qmp(event, 'data/device', 'drive0')
         self.assert_qmp(event, 'data/operation', 'read')
         result = self.vm.qmp('query-block-jobs')
@@ -494,7 +494,7 @@ new_state = "1"
             self.assert_qmp(event, 'data/id', 'drive0')
             event = self.vm.get_qmp_event(wait=True)
 
-        self.assertEquals(event['event'], 'BLOCK_JOB_ERROR')
+        self.assertEqual(event['event'], 'BLOCK_JOB_ERROR')
         self.assert_qmp(event, 'data/device', 'drive0')
         self.assert_qmp(event, 'data/operation', 'read')
         result = self.vm.qmp('query-block-jobs')
@@ -625,7 +625,7 @@ new_state = "1"
         self.assert_qmp(result, 'return', {})
 
         event = self.vm.event_wait(name='BLOCK_JOB_ERROR')
-        self.assertEquals(event['event'], 'BLOCK_JOB_ERROR')
+        self.assertEqual(event['event'], 'BLOCK_JOB_ERROR')
         self.assert_qmp(event, 'data/device', 'drive0')
         self.assert_qmp(event, 'data/operation', 'write')
         result = self.vm.qmp('query-block-jobs')
diff --git a/tests/qemu-iotests/118 b/tests/qemu-iotests/118
index ff3b2ae3e7..603e10e8a2 100755
--- a/tests/qemu-iotests/118
+++ b/tests/qemu-iotests/118
@@ -53,21 +53,17 @@ class ChangeBaseClass(iotests.QMPTestCase):
         if not self.has_real_tray:
             return
 
-        timeout = time.clock() + 3
-        while not self.has_opened and time.clock() < timeout:
-            self.process_events()
-        if not self.has_opened:
-            self.fail('Timeout while waiting for the tray to open')
+        with iotests.Timeout(3, 'Timeout while waiting for the tray to open'):
+            while not self.has_opened:
+                self.process_events()
 
     def wait_for_close(self):
         if not self.has_real_tray:
             return
 
-        timeout = time.clock() + 3
-        while not self.has_closed and time.clock() < timeout:
-            self.process_events()
-        if not self.has_opened:
-            self.fail('Timeout while waiting for the tray to close')
+        with iotests.Timeout(3, 'Timeout while waiting for the tray to close'):
+            while not self.has_closed:
+                self.process_events()
 
 class GeneralChangeTestsBaseClass(ChangeBaseClass):
 
@@ -265,7 +261,7 @@ class GeneralChangeTestsBaseClass(ChangeBaseClass):
         result = self.vm.qmp('blockdev-close-tray', id=self.device_name)
         # Should be a no-op
         self.assert_qmp(result, 'return', {})
-        self.assertEquals(self.vm.get_qmp_events(wait=False), [])
+        self.assertEqual(self.vm.get_qmp_events(wait=False), [])
 
     def test_remove_on_closed(self):
         if not self.has_real_tray:
@@ -452,7 +448,7 @@ class TestChangeReadOnly(ChangeBaseClass):
                                                        read_only_mode='retain')
         self.assert_qmp(result, 'error/class', 'GenericError')
 
-        self.assertEquals(self.vm.get_qmp_events(wait=False), [])
+        self.assertEqual(self.vm.get_qmp_events(wait=False), [])
 
         result = self.vm.qmp('query-block')
         self.assert_qmp(result, 'return[0]/inserted/ro', False)
diff --git a/tests/qemu-iotests/161 b/tests/qemu-iotests/161
new file mode 100755
index 0000000000..180df17ad6
--- /dev/null
+++ b/tests/qemu-iotests/161
@@ -0,0 +1,137 @@
+#!/bin/bash
+#
+# Test reopening a backing image after block-stream and block-commit
+#
+# Copyright (C) 2018 Igalia, S.L.
+#
+# 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/>.
+#
+
+# creator
+owner=berto@igalia.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+status=1	# failure is the default!
+
+_cleanup()
+{
+    _cleanup_test_img
+    rm -f "$TEST_IMG.base"
+    rm -f "$TEST_IMG.int"
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+. ./common.qemu
+
+# Any format implementing BlockDriver.bdrv_change_backing_file
+_supported_fmt qcow2 qed
+_supported_proto file
+_supported_os Linux
+
+IMG_SIZE=1M
+
+# Create the images
+TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE | _filter_imgfmt
+TEST_IMG="$TEST_IMG.int" _make_test_img -b "$TEST_IMG.base" | _filter_imgfmt
+_make_test_img -b "$TEST_IMG.int" | _filter_imgfmt
+
+# First test: reopen $TEST.IMG changing the detect-zeroes option on
+# its backing file ($TEST_IMG.int).
+echo
+echo "*** Change an option on the backing file"
+echo
+_launch_qemu -drive if=none,file="${TEST_IMG}"
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'qmp_capabilities' }" \
+    'return'
+
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'human-monitor-command',
+       'arguments': { 'command-line':
+                      'qemu-io none0 \"reopen -o backing.detect-zeroes=on\"' } }" \
+    "return"
+
+_cleanup_qemu
+
+# Second test: stream $TEST_IMG.base into $TEST_IMG.int and then
+# reopen $TEST.IMG changing the detect-zeroes option on its new
+# backing file ($TEST_IMG.base).
+echo
+echo "*** Stream and then change an option on the backing file"
+echo
+_launch_qemu -drive if=none,file="${TEST_IMG}"
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'qmp_capabilities' }" \
+    'return'
+
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'block-stream', \
+       'arguments': { 'device': 'none0',
+                      'base': '${TEST_IMG}.base' } }" \
+    'return'
+
+# Wait for block-stream to finish
+sleep 0.5
+
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'human-monitor-command',
+       'arguments': { 'command-line':
+                      'qemu-io none0 \"reopen -o backing.detect-zeroes=on\"' } }" \
+    "return"
+
+_cleanup_qemu
+
+# Third test: commit $TEST_IMG.int into $TEST_IMG.base and then reopen
+# $TEST.IMG changing the detect-zeroes option on its new backing file
+# ($TEST_IMG.base).
+echo
+echo "*** Commit and then change an option on the backing file"
+echo
+# Create the images again
+TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE | _filter_imgfmt
+TEST_IMG="$TEST_IMG.int" _make_test_img -b "$TEST_IMG.base" | _filter_imgfmt
+_make_test_img -b "$TEST_IMG.int" | _filter_imgfmt
+
+_launch_qemu -drive if=none,file="${TEST_IMG}"
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'qmp_capabilities' }" \
+    'return'
+
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'block-commit', \
+       'arguments': { 'device': 'none0',
+                      'top': '${TEST_IMG}.int' } }" \
+    'return'
+
+# Wait for block-commit to finish
+sleep 0.5
+
+_send_qemu_cmd $QEMU_HANDLE \
+    "{ 'execute': 'human-monitor-command',
+       'arguments': { 'command-line':
+                      'qemu-io none0 \"reopen -o backing.detect-zeroes=on\"' } }" \
+    "return"
+
+_cleanup_qemu
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/161.out b/tests/qemu-iotests/161.out
new file mode 100644
index 0000000000..39951993ee
--- /dev/null
+++ b/tests/qemu-iotests/161.out
@@ -0,0 +1,39 @@
+QA output created by 161
+Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=1048576
+Formatting 'TEST_DIR/t.IMGFMT.int', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/t.IMGFMT.base
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/t.IMGFMT.int
+
+*** Change an option on the backing file
+
+{"return": {}}
+{"return": ""}
+
+*** Stream and then change an option on the backing file
+
+{"return": {}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "created", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "running", "id": "none0"}}
+{"return": {}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "waiting", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "pending", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "none0", "len": 1048576, "offset": 1048576, "speed": 0, "type": "stream"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "concluded", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "null", "id": "none0"}}
+{"return": ""}
+
+*** Commit and then change an option on the backing file
+
+Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=1048576
+Formatting 'TEST_DIR/t.IMGFMT.int', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/t.IMGFMT.base
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576 backing_file=TEST_DIR/t.IMGFMT.int
+{"return": {}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "created", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "running", "id": "none0"}}
+{"return": {}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "waiting", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "pending", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "none0", "len": 1048576, "offset": 1048576, "speed": 0, "type": "commit"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "concluded", "id": "none0"}}
+{"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "JOB_STATUS_CHANGE", "data": {"status": "null", "id": "none0"}}
+{"return": ""}
+*** done
diff --git a/tests/qemu-iotests/223 b/tests/qemu-iotests/223
index 72419e0338..397b865d34 100755
--- a/tests/qemu-iotests/223
+++ b/tests/qemu-iotests/223
@@ -57,10 +57,11 @@ run_qemu()
 }
 
 echo
-echo "=== Create partially sparse image, then add dirty bitmap ==="
+echo "=== Create partially sparse image, then add dirty bitmaps ==="
 echo
 
-_make_test_img 4M
+# Two bitmaps, to contrast granularity issues
+_make_test_img -o cluster_size=4k 4M
 $QEMU_IO -c 'w -P 0x11 1M 2M' "$TEST_IMG" | _filter_qemu_io
 run_qemu <<EOF
 { "execute": "qmp_capabilities" }
@@ -78,7 +79,16 @@ run_qemu <<EOF
   "arguments": {
     "node": "n",
     "name": "b",
-    "persistent": true
+    "persistent": true,
+    "granularity": 65536
+  }
+}
+{ "execute": "block-dirty-bitmap-add",
+  "arguments": {
+    "node": "n",
+    "name": "b2",
+    "persistent": true,
+    "granularity": 512
   }
 }
 { "execute": "quit" }
@@ -88,10 +98,11 @@ echo
 echo "=== Write part of the file under active bitmap ==="
 echo
 
-$QEMU_IO -c 'w -P 0x22 2M 2M' "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c 'w -P 0x22 512 512' -c 'w -P 0x33 2M 2M' "$TEST_IMG" \
+    | _filter_qemu_io
 
 echo
-echo "=== End dirty bitmap, and start serving image over NBD ==="
+echo "=== End dirty bitmaps, and start serving image over NBD ==="
 echo
 
 _launch_qemu 2> >(_filter_nbd)
@@ -103,6 +114,8 @@ _send_qemu_cmd $QEMU_HANDLE '{"execute":"blockdev-add",
     "file":{"driver":"file", "filename":"'"$TEST_IMG"'"}}}' "return"
 _send_qemu_cmd $QEMU_HANDLE '{"execute":"x-block-dirty-bitmap-disable",
   "arguments":{"node":"n", "name":"b"}}' "return"
+_send_qemu_cmd $QEMU_HANDLE '{"execute":"x-block-dirty-bitmap-disable",
+  "arguments":{"node":"n", "name":"b2"}}' "return"
 _send_qemu_cmd $QEMU_HANDLE '{"execute":"nbd-server-start",
   "arguments":{"addr":{"type":"unix",
     "data":{"path":"'"$TEST_DIR/nbd"'"}}}}' "return"
@@ -110,26 +123,40 @@ _send_qemu_cmd $QEMU_HANDLE '{"execute":"nbd-server-add",
   "arguments":{"device":"n"}}' "return"
 _send_qemu_cmd $QEMU_HANDLE '{"execute":"x-nbd-server-add-bitmap",
   "arguments":{"name":"n", "bitmap":"b"}}' "return"
+_send_qemu_cmd $QEMU_HANDLE '{"execute":"nbd-server-add",
+  "arguments":{"device":"n", "name":"n2"}}' "return"
+_send_qemu_cmd $QEMU_HANDLE '{"execute":"x-nbd-server-add-bitmap",
+  "arguments":{"name":"n2", "bitmap":"b2"}}' "return"
 
 echo
-echo "=== Contrast normal status with dirty-bitmap status ==="
+echo "=== Contrast normal status to large granularity dirty-bitmap ==="
 echo
 
 QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT
 IMG="driver=nbd,export=n,server.type=unix,server.path=$TEST_DIR/nbd"
-$QEMU_IO -r -c 'r -P 0 0 1m' -c 'r -P 0x11 1m 1m' \
-  -c 'r -P 0x22 2m 2m' --image-opts "$IMG" | _filter_qemu_io
+$QEMU_IO -r -c 'r -P 0x22 512 512' -c 'r -P 0 512k 512k' -c 'r -P 0x11 1m 1m' \
+  -c 'r -P 0x33 2m 2m' --image-opts "$IMG" | _filter_qemu_io
 $QEMU_IMG map --output=json --image-opts \
   "$IMG" | _filter_qemu_img_map
 $QEMU_IMG map --output=json --image-opts \
   "$IMG,x-dirty-bitmap=qemu:dirty-bitmap:b" | _filter_qemu_img_map
 
 echo
+echo "=== Contrast to small granularity dirty-bitmap ==="
+echo
+
+IMG="driver=nbd,export=n2,server.type=unix,server.path=$TEST_DIR/nbd"
+$QEMU_IMG map --output=json --image-opts \
+  "$IMG,x-dirty-bitmap=qemu:dirty-bitmap:b2" | _filter_qemu_img_map
+
+echo
 echo "=== End NBD server ==="
 echo
 
 _send_qemu_cmd $QEMU_HANDLE '{"execute":"nbd-server-remove",
   "arguments":{"name":"n"}}' "return"
+_send_qemu_cmd $QEMU_HANDLE '{"execute":"nbd-server-remove",
+  "arguments":{"name":"n2"}}' "return"
 _send_qemu_cmd $QEMU_HANDLE '{"execute":"nbd-server-stop"}' "return"
 _send_qemu_cmd $QEMU_HANDLE '{"execute":"quit"}' "return"
 
diff --git a/tests/qemu-iotests/223.out b/tests/qemu-iotests/223.out
index 33021c8e6a..de417477de 100644
--- a/tests/qemu-iotests/223.out
+++ b/tests/qemu-iotests/223.out
@@ -1,6 +1,6 @@
 QA output created by 223
 
-=== Create partially sparse image, then add dirty bitmap ===
+=== Create partially sparse image, then add dirty bitmaps ===
 
 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=4194304
 wrote 2097152/2097152 bytes at offset 1048576
@@ -11,15 +11,18 @@ QMP_VERSION
 {"return": {}}
 {"return": {}}
 {"return": {}}
+{"return": {}}
 {"timestamp": {"seconds":  TIMESTAMP, "microseconds":  TIMESTAMP}, "event": "SHUTDOWN", "data": {"guest": false}}
 
 
 === Write part of the file under active bitmap ===
 
+wrote 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 wrote 2097152/2097152 bytes at offset 2097152
 2 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 
-=== End dirty bitmap, and start serving image over NBD ===
+=== End dirty bitmaps, and start serving image over NBD ===
 
 {"return": {}}
 {"return": {}}
@@ -27,18 +30,32 @@ wrote 2097152/2097152 bytes at offset 2097152
 {"return": {}}
 {"return": {}}
 {"return": {}}
+{"return": {}}
+{"return": {}}
+{"return": {}}
 
-=== Contrast normal status with dirty-bitmap status ===
+=== Contrast normal status to large granularity dirty-bitmap ===
 
-read 1048576/1048576 bytes at offset 0
-1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 524288/524288 bytes at offset 524288
+512 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 read 1048576/1048576 bytes at offset 1048576
 1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 read 2097152/2097152 bytes at offset 2097152
 2 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-[{ "start": 0, "length": 1048576, "depth": 0, "zero": true, "data": false},
+[{ "start": 0, "length": 4096, "depth": 0, "zero": false, "data": true},
+{ "start": 4096, "length": 1044480, "depth": 0, "zero": true, "data": false},
 { "start": 1048576, "length": 3145728, "depth": 0, "zero": false, "data": true}]
-[{ "start": 0, "length": 2097152, "depth": 0, "zero": false, "data": true},
+[{ "start": 0, "length": 65536, "depth": 0, "zero": false, "data": false},
+{ "start": 65536, "length": 2031616, "depth": 0, "zero": false, "data": true},
+{ "start": 2097152, "length": 2097152, "depth": 0, "zero": false, "data": false}]
+
+=== Contrast to small granularity dirty-bitmap ===
+
+[{ "start": 0, "length": 512, "depth": 0, "zero": false, "data": true},
+{ "start": 512, "length": 512, "depth": 0, "zero": false, "data": false},
+{ "start": 1024, "length": 2096128, "depth": 0, "zero": false, "data": true},
 { "start": 2097152, "length": 2097152, "depth": 0, "zero": false, "data": false}]
 
 === End NBD server ===
@@ -46,4 +63,5 @@ read 2097152/2097152 bytes at offset 2097152
 {"return": {}}
 {"return": {}}
 {"return": {}}
+{"return": {}}
 *** done
diff --git a/tests/qemu-iotests/233 b/tests/qemu-iotests/233
index a4da60d0ad..1814efe333 100755
--- a/tests/qemu-iotests/233
+++ b/tests/qemu-iotests/233
@@ -66,7 +66,7 @@ $QEMU_IO -c 'w -P 0x11 1m 1m' "$TEST_IMG" | _filter_qemu_io
 
 echo
 echo "== check TLS client to plain server fails =="
-nbd_server_start_tcp_socket "$TEST_IMG"
+nbd_server_start_tcp_socket -f $IMGFMT "$TEST_IMG"
 
 $QEMU_IMG info --image-opts \
     --object tls-creds-x509,dir=${tls_dir}/client1,endpoint=client,id=tls0 \
@@ -78,7 +78,10 @@ nbd_server_stop
 echo
 echo "== check plain client to TLS server fails =="
 
-nbd_server_start_tcp_socket --object tls-creds-x509,dir=${tls_dir}/server1,endpoint=server,id=tls0,verify-peer=yes --tls-creds tls0 "$TEST_IMG"
+nbd_server_start_tcp_socket \
+    --object tls-creds-x509,dir=${tls_dir}/server1,endpoint=server,id=tls0,verify-peer=yes \
+    --tls-creds tls0 \
+    -f $IMGFMT "$TEST_IMG"
 
 $QEMU_IMG info nbd://localhost:$nbd_tcp_port 2>&1 | sed "s/$nbd_tcp_port/PORT/g"
 
@@ -104,7 +107,7 @@ $QEMU_IO -c 'r -P 0x11 1m 1m' -c 'w -P 0x22 1m 1m' --image-opts \
     driver=nbd,host=$nbd_tcp_addr,port=$nbd_tcp_port,tls-creds=tls0 \
     2>&1 | _filter_qemu_io
 
-$QEMU_IO -f qcow2 -r -U -c 'r -P 0x22 1m 1m' "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -f $IMGFMT -r -U -c 'r -P 0x22 1m 1m' "$TEST_IMG" | _filter_qemu_io
 
 # success, all done
 echo "*** done"
diff --git a/tests/qemu-iotests/common.tls b/tests/qemu-iotests/common.tls
index 39f17c1b99..eae81789bb 100644
--- a/tests/qemu-iotests/common.tls
+++ b/tests/qemu-iotests/common.tls
@@ -31,6 +31,9 @@ tls_x509_cleanup()
 
 tls_x509_init()
 {
+    (certtool --help) >/dev/null 2>&1 || \
+	_notrun "certtool utility not found, skipping test"
+
     mkdir -p "${tls_dir}"
 
     # use a fixed key so we don't waste system entropy on
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 2722103381..ddf1a5b549 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -167,6 +167,7 @@
 158 rw auto quick
 159 rw auto quick
 160 rw auto quick
+161 rw auto quick
 162 auto quick
 163 rw auto
 165 rw auto quick
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index 27bb2b600c..d537538ba0 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -581,7 +581,7 @@ class QMPTestCase(unittest.TestCase):
     def wait_ready_and_cancel(self, drive='drive0'):
         self.wait_ready(drive=drive)
         event = self.cancel_and_wait(drive=drive)
-        self.assertEquals(event['event'], 'BLOCK_JOB_COMPLETED')
+        self.assertEqual(event['event'], 'BLOCK_JOB_COMPLETED')
         self.assert_qmp(event, 'data/type', 'mirror')
         self.assert_qmp(event, 'data/offset', event['data']['len'])