The following revision refers to this bug:
  https://chromium.googlesource.com/chromiumos/third_party/kernel/+/1a6a66412f840af19ceeeaa64eb596ee9b6d48f0

commit 1a6a66412f840af19ceeeaa64eb596ee9b6d48f0
Author: Guenter Roeck <groeck@chromium.org>
Date: Thu Jan 17 04:11:59 2019

CHROMIUM: Merge 'v4.19.16' into chromeos-4.19

Merge of v4.19.16 into chromeos-4.19

Conflicts:
    sound/pci/hda/patch_realtek.c

Changelog:
----------------------------------------------------------------
Alex Deucher (1):
      drm/amdgpu: Add new VegaM pci id

Alex Williamson (1):
      vfio/type1: Fix unmap overflow off-by-one

Chris Wilson (1):
      drm/i915: Unwind failure on pinning the gen7 ppgtt

Christian Lamparter (1):
      mtd: rawnand: qcom: fix memory corruption that causes panic

Christoffer Dall (1):
      KVM: arm/arm64: Fix VMID alloc race by reverting to lock-less

Christoph Lameter (1):
      slab: alien caches must not be initialized if the allocation of the alien cache failed

Daniele Palmas (1):
      usb: cdc-acm: send ZLP for Telit 3G Intel based modems

Filipe Manana (4):
      Btrfs: fix deadlock when using free space tree due to block group creation
      Btrfs: fix access to available allocation bits when starting balance
      Btrfs: fix deadlock when enabling quotas due to concurrent snapshot creation
      Btrfs: use nofs context when initializing security xattrs to avoid deadlock

Greg Kroah-Hartman (1):
      Linux 4.19.16

Guenter Roeck (1):
      Merge remote-tracking branch 'origin/linux/v4.19.16' into merge/chromeos-4.19-v4.19.16

Hans de Goede (2):
      ACPI: power: Skip duplicate power resource references in _PRx
      ACPI / PMIC: xpower: Fix TS-pin current-source handling

Icenowy Zheng (2):
      USB: storage: don't insert sane sense for SPC3+ when bad sense specified
      USB: storage: add quirk for SMI SM3350

Ilya Dryomov (1):
      rbd: don't return 0 on unmap if RBD_DEV_FLAG_REMOVING is set

Ivan Mironov (1):
      drm/fb-helper: Partially bring back workaround for bugs of SDL 1.2

Jack Stocker (1):
      USB: Add USB_QUIRK_DELAY_CTRL_MSG quirk for Corsair K70 RGB

Jan Stancek (1):
      mm: page_mapped: don't assume compound page is huge or THP

Jean-Philippe Brucker (1):
      ACPI/IORT: Fix rc_dma_get_range()

Jerry (Fangzhi) Zuo (1):
      drm/amd/display: Fix MST dp_blank REG_WAIT timeout

Kailang Yang (3):
      ALSA: hda/realtek - Support Dell headset mode for New AIO platform
      ALSA: hda/realtek - Add unplug function into unplug state of Headset Mode for ALC225
      ALSA: hda/realtek - Disable headset Mic VREF for headset mode of ALC225

Larry Finger (2):
      staging: rtl8188eu: Fix module loading from tasklet for CCMP encryption
      staging: rtl8188eu: Fix module loading from tasklet for WEP encryption

Lyude Paul (2):
      drm/amdgpu: Don't ignore rc from drm_dp_mst_topology_mgr_resume()
      drm/amdgpu: Don't fail resume process if resuming atomic state fails

Marc Zyngier (3):
      PCI: dwc: Use interrupt masking instead of disabling
      PCI: dwc: Take lock when ACKing an interrupt
      PCI: dwc: Move interrupt acking into the proper callback

Michal Hocko (1):
      mm, memcg: fix reclaim deadlock with writeback

Neil Armstrong (1):
      drm/fb_helper: Allow leaking fbdev smem_start

Pavel Shilovsky (4):
      CIFS: Fix adjustment of credits for MTU requests
      CIFS: Do not set credits to 1 if the server didn't grant anything
      CIFS: Do not hide EINTR after sending network packets
      CIFS: Fix credit computation for compounded requests

Qian Cai (1):
      mm/usercopy.c: no check page span for stack objects

Quentin Perret (1):
      cpufreq: scmi: Fix frequency invariance in slow path

Ross Lagerwall (1):
      cifs: Fix potential OOB access of lock element array

Theodore Ts'o (6):
      ext4: make sure enough credits are reserved for dioread_nolock writes
      ext4: fix a potential fiemap/page fault deadlock w/ inline_data
      ext4: avoid kernel warning when writing the superblock to a dead device
      ext4: use ext4_write_inode() when fsyncing w/o a journal
      ext4: track writeback errors using the generic tracking infrastructure
      ext4: fix special inode number checks in __ext4_iget()

Vasily Averin (1):
      sunrpc: use-after-free in svc_process_common()

WANG Chao (1):
      x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE

Will Deacon (1):
      arm64: compat: Don't pull syscall number from regs in arm_compat_syscall

Yi Zeng (1):
      i2c: dev: prevent adapter retries and timeout being set as minus value

 Makefile                                          |   2 +-
 arch/arm64/kernel/sys_compat.c                    |   9 +-
 arch/arm64/kernel/syscall.c                       |   9 +-
 arch/x86/kernel/cpu/bugs.c                        |   2 +-
 drivers/acpi/arm64/iort.c                         |   3 +-
 drivers/acpi/pmic/intel_pmic_xpower.c             |  41 +++++--
 drivers/acpi/power.c                              |  22 ++++
 drivers/block/rbd.c                               |   9 +-
 drivers/cpufreq/scmi-cpufreq.c                    |   4 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c           |   1 +
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |  37 ++++---
 drivers/gpu/drm/amd/display/dc/core/dc_link.c     |   4 +-
 drivers/gpu/drm/drm_fb_helper.c                   | 126 +++++++++++++---------
 drivers/gpu/drm/i915/i915_gem_gtt.c               |  15 ++-
 drivers/i2c/i2c-dev.c                             |   6 ++
 drivers/mtd/nand/raw/qcom_nandc.c                 |  20 ++--
 drivers/pci/controller/dwc/pcie-designware-host.c |  37 ++++---
 drivers/staging/rtl8188eu/core/rtw_security.c     |   6 +-
 drivers/usb/class/cdc-acm.c                       |   7 ++
 drivers/usb/core/quirks.c                         |   3 +-
 drivers/usb/storage/scsiglue.c                    |   8 +-
 drivers/usb/storage/unusual_devs.h                |  12 +++
 drivers/vfio/vfio_iommu_type1.c                   |   2 +-
 fs/btrfs/ctree.c                                  |  16 +--
 fs/btrfs/qgroup.c                                 |  14 ++-
 fs/btrfs/volumes.c                                |  39 ++++---
 fs/btrfs/xattr.c                                  |   8 ++
 fs/cifs/file.c                                    |   8 +-
 fs/cifs/smb2file.c                                |   4 +-
 fs/cifs/smb2pdu.c                                 |   8 +-
 fs/cifs/transport.c                               |  63 +++++++----
 fs/ext4/fsync.c                                   |  16 ++-
 fs/ext4/inline.c                                  |   6 +-
 fs/ext4/inode.c                                   |   5 +-
 fs/ext4/super.c                                   |   2 +-
 include/linux/compiler-gcc.h                      |   2 +-
 include/linux/module.h                            |   2 +-
 include/linux/sunrpc/svc.h                        |   5 +-
 include/trace/events/sunrpc.h                     |   6 +-
 mm/memory.c                                       |  23 ++++
 mm/slab.c                                         |   6 +-
 mm/usercopy.c                                     |   9 +-
 mm/util.c                                         |   2 +-
 net/sunrpc/svc.c                                  |  11 +-
 net/sunrpc/svc_xprt.c                             |   5 +-
 net/sunrpc/svcsock.c                              |   2 +-
 scripts/mod/modpost.c                             |   2 +-
 sound/pci/hda/patch_realtek.c                     |  18 +++-
 virt/kvm/arm/arm.c                                |  23 ++--
 49 files changed, 463 insertions(+), 227 deletions(-)

BUG= chromium:922704 
TEST=Build and test on various affected systems

Change-Id: Ib3ca3b881c75745f4193fa3e532d692c0b00d0d4
Signed-off-by: Guenter Roeck <groeck@chromium.org>

[modify] https://crrev.com/1a6a66412f840af19ceeeaa64eb596ee9b6d48f0/sound/pci/hda/patch_realtek.c