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+#
+# Copyright (C) 2020 The Android Open-Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+PRODUCT_VENDOR_PROPERTIES += ro.virtual_ab.compression.enabled=true
+PRODUCT_VIRTUAL_AB_COMPRESSION := true
+
+# For devices that are not GKI-capable (eg do not have vendor_boot),
+# snapuserd.ramdisk is included rather than snapuserd.vendor_ramdisk.
+# When using virtual_ab_ota_compression_retrofit.mk, either
+# virtual_ab_ota.mk or virtual_ab_ota_retrofit.mk must be inherited
+# as well.
+PRODUCT_PACKAGES += \
+ snapuserd.ramdisk \
+ snapuserd \
+ snapuserd.recovery