Create /data/per_boot

Bug: 140882488
Test: Booted twice, checked logs to ensure encryption
    is different each time, adb created files in directory.
Cherry-Picked-From: 570d20d2
Merged-In: I44f746acd1040f7baa9123d4824ba39b194f287b
Change-Id: I44f746acd1040f7baa9123d4824ba39b194f287b

parent 271014e8

rootdir/init.rc

+3 −0

Original line number	Diff line number	Diff line
		@@ -797,6 +797,9 @@ on property:vold.decrypt=trigger_shutdown_framework

		on property:sys.boot_completed=1
		bootchart stop
		# Setup per_boot directory so other .rc could start to use it on boot_completed
		exec - system system -- /bin/rm -rf /data/per_boot
		mkdir /data/per_boot 0700 system system

		# system server cannot write to /proc/sys files,
		# and chown/chmod does not work for /proc/sys/ entries.