Merge android-4.9.202(258971b8) into msm-4.9

* refs/heads/tmp-258971b8:
  Linux 4.9.202
  Documentation: Add ITLB_MULTIHIT documentation
  kvm: x86: mmu: Recovery of shattered NX large pages
  kvm: Add helper function for creating VM worker threads
  kvm: mmu: ITLB_MULTIHIT mitigation
  cpu/speculation: Uninline and export CPU mitigations helpers
  x86/bugs: Add ITLB_MULTIHIT bug infrastructure
  KVM: vmx, svm: always run with EFER.NXE=1 when shadow paging is active
  KVM: x86: add tracepoints around __direct_map and FNAME(fetch)
  KVM: x86: Add is_executable_pte()
  KVM: x86: change kvm_mmu_page_get_gfn BUG_ON to WARN_ON
  KVM: x86: remove now unneeded hugepage gfn adjustment
  KVM: x86: make FNAME(fetch) and __direct_map more similar
  kvm: x86: Do not release the page inside mmu_set_spte()
  kvm: Convert kvm_lock to a mutex
  KVM: x86: extend usage of RET_MMIO_PF_* constants
  KVM: x86: simplify ept_misconfig
  x86/speculation/taa: Fix printing of TAA_MSG_SMT on IBRS_ALL CPUs
  x86/tsx: Add config options to set tsx=on|off|auto
  x86/speculation/taa: Add documentation for TSX Async Abort
  x86/tsx: Add "auto" option to the tsx= cmdline parameter
  kvm/x86: Export MDS_NO=0 to guests when TSX is enabled
  x86/speculation/taa: Add sysfs reporting for TSX Async Abort
  x86/speculation/taa: Add mitigation for TSX Async Abort
  x86/cpu: Add a "tsx=" cmdline option with TSX disabled by default
  x86/cpu: Add a helper function x86_read_arch_cap_msr()
  x86/msr: Add the IA32_TSX_CTRL MSR
  KVM: x86: use Intel speculation bugs and features as derived in generic x86 code
  usb: gadget: core: unmap request from DMA only if previously mapped
  MIPS: BCM63XX: fix switch core reset on BCM6368
  Bluetooth: hci_ldisc: Postpone HCI_UART_PROTO_READY bit set in hci_uart_set_proto()
  kvm: mmu: Don't read PDPTEs when paging is not enabled

Change-Id: I011afa22678ebad9d061ed6bb386ca13cfd7bb50
Signed-off-by: jianzhou <jianzhou@codeaurora.org>