Merge android-4.9.155 (32e6695e) into msm-4.9

* refs/heads/tmp-32e6695e:
  Linux 4.9.155
  fanotify: fix handling of events on child sub-directory
  fs: don't scan the inode cache before SB_BORN is set
  drivers: core: Remove glue dirs from sysfs earlier
  cifs: Always resolve hostname before reconnecting
  mm: migrate: don't rely on __PageMovable() of newpage after unlocking it
  mm: hwpoison: use do_send_sig_info() instead of force_sig()
  mm, oom: fix use-after-free in oom_kill_process
  kernel/exit.c: release ptraced tasks before zap_pid_ns_processes
  mmc: sdhci-iproc: handle mmc_of_parse() errors during probe
  platform/x86: asus-nb-wmi: Drop mapping of 0x33 and 0x34 scan codes
  platform/x86: asus-nb-wmi: Map 0x35 to KEY_SCREENLOCK
  gfs2: Revert "Fix loop in gfs2_rbm_find"
  arm64: hibernate: Clean the __hyp_text to PoC after resume
  arm64: hyp-stub: Forbid kprobing of the hyp-stub
  arm64: kaslr: ensure randomized quantities are clean also when kaslr is off
  ARM: cns3xxx: Fix writing to wrong PCI config registers after alignment
  fs/dcache: Fix incorrect nr_dentry_unused accounting in shrink_dcache_sb()
  CIFS: Do not count -ENODATA as failure for query directory
  ipvlan, l3mdev: fix broken l3s mode wrt local routes
  l2tp: fix reading optional fields of L2TPv3
  l2tp: remove l2specific_len dependency in l2tp_core
  net/mlx5e: Allow MAC invalidation while spoofchk is ON
  ucc_geth: Reset BQL queue when stopping device
  net/rose: fix NULL ax25_cb kernel panic
  netrom: switch to sock timer API
  net/mlx4_core: Add masking for a few queries on HCA caps
  l2tp: copy 4 more bytes to linear part if necessary
  ipv6: Consider sk_bound_dev_if when binding a socket to an address
  fs: add the fsnotify call to vfs_iter_write
  Fix "net: ipv4: do not handle duplicate fragments as overlapping"
  BACKPORT: net: dev_is_mac_header_xmit() true for ARPHRD_RAWIP
  UPSTREAM: binder: filter out nodes when showing binder procs
  UPSTREAM: xfrm: Make set-mark default behavior backward compatible
  ANDROID: cuttlefish_defconfig: Enable CONFIG_RTC_HCTOSYS
  ANDROID: zram: fix incorrect assignment for access time
  UPSTREAM: zram: idle writeback fixes and cleanup
  UPSTREAM: zram: writeback throttle
  UPSTREAM: zram: add bd_stat statistics
  BACKPORT: zram: support idle/huge page writeback
  UPSTREAM: zram: introduce ZRAM_IDLE flag
  BACKPORT: zram: refactor flags and writeback stuff
  UPSTREAM: zram: fix double free backing device
  UPSTREAM: zram: fix lockdep warning of free block handling
  Linux 4.9.154
  btrfs: dev-replace: go back to suspended state if target device is missing
  btrfs: fix error handling in btrfs_dev_replace_start
  f2fs: read page index before freeing
  nvmet-rdma: fix null dereference under heavy load
  nvmet-rdma: Add unlikely for response allocated check
  s390/smp: Fix calling smp_call_ipl_cpu() from ipl CPU
  irqchip/gic-v3-its: Align PCI Multi-MSI allocation on their size
  perf unwind: Take pgoff into account when reporting elf to libdwfl
  perf unwind: Unwind with libdw doesn't take symfs into account
  vt: invoke notifier on screen size change
  can: bcm: check timer values before ktime conversion
  can: dev: __can_get_echo_skb(): fix bogous check for non-existing skb by removing it
  x86/kaslr: Fix incorrect i8254 outb() parameters
  x86/selftests/pkeys: Fork() to check for state being preserved
  KVM: x86: Fix single-step debugging
  dm thin: fix passdown_double_checking_shared_status()
  acpi/nfit: Fix command-supported detection
  acpi/nfit: Block function zero DSMs
  Input: uinput - fix undefined behavior in uinput_validate_absinfo()
  compiler.h: enable builtin overflow checkers and add fallback code
  Input: xpad - add support for SteelSeries Stratus Duo
  CIFS: Fix possible hang during async MTU reads and writes
  tty/n_hdlc: fix __might_sleep warning
  uart: Fix crash in uart_write and uart_put_char
  tty: Handle problem if line discipline does not have receive_buf
  staging: rtl8188eu: Add device code for D-Link DWA-121 rev B1
  char/mwave: fix potential Spectre v1 vulnerability
  s390/smp: fix CPU hotplug deadlock with CPU rescan
  s390/early: improve machine detection
  ARC: perf: map generic branches to correct hardware condition
  ARCv2: lib: memeset: fix doing prefetchw outside of buffer
  ASoC: rt5514-spi: Fix potential NULL pointer dereference
  ASoC: atom: fix a missing check of snd_pcm_lib_malloc_pages
  USB: serial: pl2303: add new PID to support PL2303TB
  USB: serial: simple: add Motorola Tetra TPG2200 device id
  ipfrag: really prevent allocation on netns exit
  net_sched: refetch skb protocol for each filter
  net: ipv4: Fix memory leak in network namespace dismantle
  vhost: log dirty page correctly
  openvswitch: Avoid OOB read when parsing flow nlattrs
  net: Fix usage of pskb_trim_rcsum
  net: bridge: Fix ethernet header pointer before check skb forwardable
  Linux 4.9.153
  locking/qspinlock: Pull in asm/byteorder.h to ensure correct endianness
  ipmi:ssif: Fix handling of multi-part return messages
  mm, proc: be more verbose about unstable VMA flags in /proc/<pid>/smaps
  mm/page-writeback.c: don't break integrity writeback on ->writepage() error
  ocfs2: fix panic due to unrecovered local alloc
  scsi: megaraid: fix out-of-bound array accesses
  scsi: smartpqi: correct lun reset issues
  sysfs: Disable lockdep for driver bind/unbind files
  ALSA: bebob: fix model-id of unit for Apogee Ensemble
  dm snapshot: Fix excessive memory usage and workqueue stalls
  tools lib subcmd: Don't add the kernel sources to the include path
  dm kcopyd: Fix bug causing workqueue stalls
  perf parse-events: Fix unchecked usage of strncpy()
  perf svghelper: Fix unchecked usage of strncpy()
  perf intel-pt: Fix error with config term "pt=0"
  tty/serial: do not free trasnmit buffer page under port lock
  mmc: atmel-mci: do not assume idle after atmci_request_end
  kconfig: fix memory leak when EOF is encountered in quotation
  kconfig: fix file name and line number of warn_ignored_character()
  clk: imx6q: reset exclusive gates on init
  scsi: target: use consistent left-aligned ASCII INQUIRY data
  net: call sk_dst_reset when set SO_DONTROUTE
  media: firewire: Fix app_info parameter type in avc_ca{,_app}_info
  powerpc/pseries/cpuidle: Fix preempt warning
  powerpc/xmon: Fix invocation inside lock region
  pstore/ram: Do not treat empty buffers as valid
  jffs2: Fix use of uninitialized delayed_work, lockdep breakage
  rxe: IB_WR_REG_MR does not capture MR's iova field
  selinux: always allow mounting submounts
  arm64: perf: set suppress_bind_attrs flag to true
  MIPS: SiByte: Enable swiotlb for SWARM, LittleSur and BigSur
  ALSA: oxfw: add support for APOGEE duet FireWire
  serial: set suppress_bind_attrs flag only if builtin
  writeback: don't decrement wb->refcnt if !wb->bdi
  e1000e: allow non-monotonic SYSTIM readings
  platform/x86: asus-wmi: Tell the EC the OS will handle the display off hotkey
  ipv6: Take rcu_read_lock in __inet6_bind for mapped addresses
  ipv6: Consider sk_bound_dev_if when binding a socket to a v4 mapped address
  r8169: Add support for new Realtek Ethernet
  ANDROID: cfi: fix shadow rebasing
  UPSTREAM: dm: do not allow readahead to limit IO size
  UPSTREAM: readahead: stricter check for bdi io_pages
  UPSTREAM: mm: don't cap request size based on read-ahead setting
  Revert "UPSTREAM: dm: do not allow readahead to limit IO size"
  UPSTREAM: dm: do not allow readahead to limit IO size
  UPSTREAM: ppp: Move PFC decompression to PPP generic layer
  UPSTREAM: l2tp: Add protocol field decompression
  BACKPORT: l2tp: remove ->recv_payload_hook

Change-Id: Ied9b99c5d4cec558b44c3cb720257458d7e3f40e
Signed-off-by: jianzhou <jianzhou@codeaurora.org>