Merge 4.9.166 into android-4.9

Changes in 4.9.166
	mmc: pxamci: fix enum type confusion
	drm/vmwgfx: Don't double-free the mode stored in par->set_mode
	iommu/amd: fix sg->dma_address for sg->offset bigger than PAGE_SIZE
	libceph: wait for latest osdmap in ceph_monc_blacklist_add()
	udf: Fix crash on IO error during truncate
	mips: loongson64: lemote-2f: Add IRQF_NO_SUSPEND to "cascade" irqaction.
	MIPS: Ensure ELF appended dtb is relocated
	MIPS: Fix kernel crash for R6 in jump label branch function
	futex: Ensure that futex address is aligned in handle_futex_death()
	objtool: Move objtool_file struct off the stack
	ext4: fix NULL pointer dereference while journal is aborted
	ext4: fix data corruption caused by unaligned direct AIO
	ext4: brelse all indirect buffer in ext4_ind_remove_space()
	media: v4l2-ctrls.c/uvc: zero v4l2_event
	Bluetooth: Fix decrementing reference count twice in releasing socket
	locking/lockdep: Add debug_locks check in __lock_downgrade()
	ALSA: hda - Record the current power state before suspend/resume calls
	ALSA: hda - Enforces runtime_resume after S3 and S4 for each codec
	tcp/dccp: drop SYN packets if accept queue is full
	serial: sprd: adjust TIMEOUT to a big value
	Hang/soft lockup in d_invalidate with simultaneous calls
	arm64: traps: disable irq in die()
	serial: sprd: clear timeout interrupt only rather than all interrupts
	lib/int_sqrt: optimize small argument
	USB: core: only clean up what we allocated
	scsi: ufs: fix wrong command type of UTRD for UFSHCI v2.1
	rtc: Fix overflow when converting time64_t to rtc_time
	pwm-backlight: Enable/disable the PWM before/after LCD enable toggle.
	power: supply: charger-manager: Fix incorrect return value
	ath10k: avoid possible string overflow
	Linux 4.9.166

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

diff --cc Makefile
Simple merge

diff --cc arch/arm64/kernel/traps.c
index 86a87ae,28bef94..c2d3bda
--- 1/arch/arm64/kernel/traps.c
--- 2/arch/arm64/kernel/traps.c
+++ b/arch/arm64/kernel/traps.c
@@@ -271,16 -264,19 +271,18 @@@ static DEFINE_RAW_SPINLOCK(die_lock)
   */
  void die(const char *str, struct pt_regs *regs, int err)
  {
 -      struct thread_info *thread = current_thread_info();
        int ret;
+       unsigned long flags;
+ 
+       raw_spin_lock_irqsave(&die_lock, flags);
  
        oops_enter();
  
-       raw_spin_lock_irq(&die_lock);
        console_verbose();
        bust_spinlocks(1);
 -      ret = __die(str, err, thread, regs);
 +      ret = __die(str, err, regs);
  
 -      if (regs && kexec_should_crash(thread->task))
 +      if (regs && kexec_should_crash(current))
                crash_kexec(regs);
  
        bust_spinlocks(0);

diff --cc drivers/scsi/ufs/ufshcd.c
Simple merge

diff --cc fs/dcache.c
Simple merge

diff --cc net/ipv4/tcp_input.c
Simple merge