[Xenial,SRU] Xenial update to 4.4.86 stable release

BugLink: https://bugs.launchpad.net/bugs/1715430

All patches applied without intervention.

-Stefan


---

The following changes since commit 2e5f4030a61a502acefbe3b04ffe4e61c81c3173:

  Linux 4.4.85 (2017-08-31 18:24:59 +0200)

are available in the git repository at:

  git://git.launchpad.net/~smb/+git/linux-xenial stable-4.4

for you to fetch changes up to 4775abe4fc7e6616984d859c4fd65f088d811de6:

  Linux 4.4.86 (2017-09-06 18:02:09 +0200)

----------------------------------------------------------------
Arnd Bergmann (2):
      scsi: isci: avoid array subscript warning
      x86/io: Add "memory" clobber to insb/insw/insl/outsb/outsw/outsl

Colin Ian King (1):
      btrfs: remove duplicate const specifier

Dave Martin (1):
      arm64: fpsimd: Prevent registers leaking across exec

Florian Meier (1):
      gcov: add support for gcc version >= 6

Greg Kroah-Hartman (2):
      drm/i915: fix compiler warning in drivers/gpu/drm/i915/intel_uncore.c
      Linux 4.4.86

Hannes Reinecke (2):
      scsi: sg: protect accesses to 'reserved' page array
      scsi: sg: reset 'res_in_use' after unlinking reserved array

James Smart (1):
      lpfc: Fix Device discovery failures during switch reboot test.

Javier González (1):
      lightnvm: initialize ppa_addr in dev_to_generic_addr()

Jiri Slaby (1):
      p54: memset(0) whole array

Mark Rutland (1):
      arm64: mm: abort uaccess retries upon fatal signal

Martin Liska (1):
      gcov: support GCC 7.1

Takashi Iwai (1):
      ALSA: au88x0: Fix zero clear of stream->resources

Wolfram Sang (1):
      i2c: jz4780: drop superfluous init

 Makefile                                |  2 +-
 arch/arm64/kernel/fpsimd.c              |  2 ++
 arch/arm64/mm/fault.c                   |  5 +++-
 arch/x86/include/asm/io.h               |  4 +--
 drivers/gpu/drm/i915/intel_uncore.c     |  3 +-
 drivers/i2c/busses/i2c-jz4780.c         |  4 ---
 drivers/net/wireless/p54/fwio.c         |  2 +-
 drivers/scsi/isci/remote_node_context.c |  3 ++
 drivers/scsi/lpfc/lpfc_els.c            |  5 +++-
 drivers/scsi/sg.c                       | 49 +++++++++++++++++++--------------
 fs/btrfs/volumes.c                      |  2 +-
 include/linux/lightnvm.h                |  1 +
 kernel/gcov/base.c                      |  6 ++++
 kernel/gcov/gcc_4_7.c                   |  4 ++-
 sound/pci/au88x0/au88x0_core.c          | 14 ++++------
 15 files changed, 63 insertions(+), 43 deletions(-)

Applied to xenial/master-next branch. Thanks.