Merge android-4.9.178 (df08e34) into msm-4.9

* refs/heads/tmp-df08e34:
  Linux 4.9.178
  KVM: x86: Skip EFER vs. guest CPUID checks for host-initiated writes
  ALSA: hda/realtek - Fix for Lenovo B50-70 inverted internal microphone bug
  ext4: fix data corruption caused by overlapping unaligned and aligned IO
  ext4: zero out the unused memory region in the extent tree block
  fs/writeback.c: use rcu_barrier() to wait for inflight wb switches going into workqueue when umount
  writeback: synchronize sync(2) against cgroup writeback membership switches
  fib_rules: fix error in backport of e9919a24d302 ("fib_rules: return 0...")
  crypto: arm/aes-neonbs - don't access already-freed walk.iv
  crypto: salsa20 - don't access already-freed walk.iv
  crypto: gcm - fix incompatibility between "gcm" and "gcm_base"
  crypto: gcm - Fix error return code in crypto_gcm_create_common()
  ipmi:ssif: compare block number correctly for multi-part return messages
  bcache: never set KEY_PTRS of journal key to 0 in journal_reclaim()
  bcache: fix a race between cache register and cacheset unregister
  Btrfs: do not start a transaction at iterate_extent_inodes()
  ext4: fix ext4_show_options for file systems w/o journal
  ext4: actually request zeroing of inode table after grow
  jbd2: check superblock mapped prior to committing
  tty/vt: fix write/write race in ioctl(KDSKBSENT) handler
  mfd: max77620: Fix swapped FPS_PERIOD_MAX_US values
  mfd: da9063: Fix OTP control register names to match datasheets for DA9063/63L
  ocfs2: fix ocfs2 read inode data panic in ocfs2_iget
  mm/mincore.c: make mincore() more conservative
  ASoC: RT5677-SPI: Disable 16Bit SPI Transfers
  ASoC: max98090: Fix restore of DAPM Muxes
  ALSA: hda/realtek - EAPD turn on later
  ALSA: hda/hdmi - Consider eld_valid when reporting jack event
  ALSA: hda/hdmi - Read the pin sense from register when repolling
  ALSA: usb-audio: Fix a memory leak bug
  crypto: x86/crct10dif-pcl - fix use via crypto_shash_digest()
  crypto: crct10dif-generic - fix use via crypto_shash_digest()
  crypto: vmx - fix copy-paste error in CTR mode
  crypto: chacha20poly1305 - set cra_name correctly
  sched/x86: Save [ER]FLAGS on context switch
  arm64: Clear OSDLR_EL1 on CPU boot
  arm64: compat: Reduce address limit
  power: supply: axp288_charger: Fix unchecked return value
  ARM: exynos: Fix a leaked reference by adding missing of_node_put
  objtool: Fix function fallthrough detection
  x86/speculation/mds: Improve CPU buffer clear documentation
  x86/speculation/mds: Revert CPU buffer clear on double fault exit
  PCI: hv: Fix a memory leak in hv_eject_device_work()
  locking/rwsem: Prevent decrement of reader count before increment
  net: core: another layer of lists, around PF_MEMALLOC skb handling
  UPSTREAM: fib_rules: fix error in backport of e9919a24d302 ("fib_rules: return 0...")
  UPSTREAM: bpf: relax inode permission check for retrieving bpf program

Conflicts:
	include/linux/backing-dev-defs.h
	mm/backing-dev.c

Change-Id: Ib75d743935b9e5c8c15184a0f776a49eb17ff5aa
Signed-off-by: jianzhou <jianzhou@codeaurora.org>