Merge 4.4.153 into android-4.4

Changes in 4.4.153
	x86/mm/pat: Fix L1TF stable backport for CPA
	x86/mm: Fix use-after-free of ldt_struct
	ovl: Ensure upper filesystem supports d_type
	ovl: Do d_type check only if work dir creation was successful
	ovl: warn instead of error if d_type is not supported
	Linux 4.4.153

Change-Id: I9876acd1c6799c9016edac4adf15dd3818866903
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>