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Commit 3e286645 authored by Michael Runge's avatar Michael Runge
Browse files

Add support for tuning partitions 

Allow a simple mechanism to call tune2fs to modify an existing
partition without reformatting.

Bug: 18430740
Change-Id: I9210355b6bfec74d002d1f40b930330740f379a5
parent 8c657dc2

tools/releasetools/edify_generator.py

+11 −0
Original line number Diff line number Diff line
@@ -201,6 +201,17 @@ class EdifyGenerator(object): 
    """Log a message to the screen (if the logs are visible)."""

    self.script.append('ui_print("%s");' % (message,))



  def TunePartition(self, partition, *options):

    fstab = self.info.get("fstab", None)

    if fstab:

      p = fstab[partition]

      if (p.fs_type not in ( "ext2", "ext3", "ext4")):

        raise ValueError("Partition %s cannot be tuned\n" % (partition,))

    self.script.append('tune2fs(' +

                       "".join(['"%s", ' % (i,) for i in options]) +

                       '"%s") || abort("Failed to tune partition %s");'

                       % ( p.device,partition));



  def FormatPartition(self, partition):

    """Format the given partition, specified by its mount point (eg,

    "/system")."""