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Commit bd111cca authored by Kelvin Zhang's avatar Kelvin Zhang
Browse files

Add comments explaining how secondary OTA works 

Test: th
Change-Id: I72f890e3dcb6f8369dea8071da040b4c27877a2b
parent 90206e34

tools/releasetools/ota_from_target_files.py

+7 −0
Original line number Diff line number Diff line
@@ -423,6 +423,13 @@ def GetTargetFilesZipForSecondaryImages(input_file, skip_postinstall=False): 
  slot will be used. This is to ensure that we always have valid boot, vbmeta,

  bootloader images in the inactive slot.



  After writing system_other to inactive slot's system partiiton,

  PackageManagerService will read `ro.cp_system_other_odex`, and set

  `sys.cppreopt` to "requested". Then, according to

  system/extras/cppreopts/cppreopts.rc , init will mount system_other at

  /postinstall, and execute `cppreopts` to copy optimized APKs from

  /postinstall to /data .



  Args:

    input_file: The input target-files.zip file.

    skip_postinstall: Whether to skip copying the postinstall config file.