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-rwxr-xr-xtests/qemu-iotests/22343
1 files changed, 35 insertions, 8 deletions
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"