Merge remote-tracking branch 'aosp/android-4.9-p' into android-4.9-p-hikey

* aosp/android-4.9-p: (155 commits)
  Linux 4.9.298
  KVM: do not allow mapping valid but non-reference-counted pages
  KVM: Use kvm_pfn_t for local PFN variable in hva_to_pfn_remapped()
  KVM: do not assume PTE is writable after follow_pfn
  mm: add follow_pte_pmd()
  lib/timerqueue: Rely on rbtree semantics for next timer
  rbtree: cache leftmost node internally
  cipso,calipso: resolve a number of problems with the DOI refcounts
  gianfar: fix jumbo packets+napi+rx overrun crash
  gianfar: simplify FCS handling and fix memory leak
  drm/ttm/nouveau: don't call tt destroy callback on alloc failure.
  gup: document and work around "COW can break either way" issue
  Revert "gup: document and work around "COW can break either way" issue"
  lib82596: Fix IRQ check in sni_82596_probe
  scripts/dtc: dtx_diff: remove broken example from help text
  bcmgenet: add WOL IRQ check
  net_sched: restore "mpu xxx" handling
  dmaengine: at_xdmac: Fix at_xdmac_lld struct definition
  dmaengine: at_xdmac: Fix lld view setting
  dmaengine: at_xdmac: Print debug message after realeasing the lock
  ...