Don't update idsig when it's already up-to-date

Bug: 193504400
Test: run atest virtualizationmanager_device_test
Test: run MicrodroidDemoApp. Start a VM, stop it, run it again. Observe
the timestamp of
/data/data/com.android.microdroid.demo/vm/test_vm/idsig. It's not
changed.

Change-Id: I2a0d600b70dd5cd83cc5244c4a51a7bccbc5962d
1 file changed
tree: 2e49a99384bf7dedf0f39b37e9fb6fb941731377
  1. apex/
  2. apkdmverity/
  3. authfs/
  4. compos/
  5. demo/
  6. demo_native/
  7. docs/
  8. encryptedstore/
  9. javalib/
  10. launcher/
  11. libs/
  12. microdroid/
  13. microdroid_manager/
  14. pvmfw/
  15. rialto/
  16. service_vm/
  17. tests/
  18. virtualizationmanager/
  19. virtualizationservice/
  20. vm/
  21. vm_payload/
  22. vmbase/
  23. vmclient/
  24. zipfuse/
  25. .clang-format
  26. .gitignore
  27. Android.bp
  28. OWNERS
  29. PREUPLOAD.cfg
  30. README.md
  31. TEST_MAPPING
README.md

Virtualization

This repository contains userspace services related to running virtual machines on Android, especially protected virtual machines. See the getting started documentation and Microdroid README for more information.