Merge 4.9.38 into android-4.9

Merge 4.9.38 into android-4.9

Changes in 4.9.38
	mqueue: fix a use-after-free in sys_mq_notify()
	Add "shutdown" to "struct class".
	tpm: Issue a TPM2_Shutdown for TPM2 devices.
	tools include: Add a __fallthrough statement
	tools string: Use __fallthrough in perf_atoll()
	tools strfilter: Use __fallthrough
	perf top: Use __fallthrough
	perf thread_map: Correctly size buffer used with dirent->dt_name
	perf intel-pt: Use __fallthrough
	perf tests: Avoid possible truncation with dirent->d_name + snprintf
	perf bench numa: Avoid possible truncation when using snprintf()
	perf header: Fix handling of PERF_EVENT_UPDATE__SCALE
	perf scripting perl: Fix compile error with some perl5 versions
	perf probe: Fix to probe on gcc generated symbols for offline kernel
	perf probe: Add error checks to offline probe post-processing
	md: fix incorrect use of lexx_to_cpu in does_sb_need_changing
	md: fix super_offset endianness in super_1_rdev_size_change
	locking/rwsem-spinlock: Fix EINTR branch in __down_write_common()
	staging: vt6556: vnt_start Fix missing call to vnt_key_init_table.
	staging: comedi: fix clean-up of comedi_class in comedi_init()
	crypto: caam - fix gfp allocation flags (part I)
	crypto: rsa-pkcs1pad - use constant time memory comparison for MACs
	ext4: check return value of kstrtoull correctly in reserved_clusters_store
	x86/mm/pat: Don't report PAT on CPUs that don't support it
	saa7134: fix warm Medion 7134 EEPROM read
	Linux 4.9.38

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