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1881 commits

Author SHA1 Message Date
Runmin Wang
4b7c952db6 Merge tag 'lsk-v4.4-16.12-android' into branch 'msm-4.4'
* remotes/origin/tmp-2f0de51:
  Linux 4.4.38
  esp6: Fix integrity verification when ESN are used
  esp4: Fix integrity verification when ESN are used
  ipv4: Set skb->protocol properly for local output
  ipv6: Set skb->protocol properly for local output
  Don't feed anything but regular iovec's to blk_rq_map_user_iov
  constify iov_iter_count() and iter_is_iovec()
  sparc64: fix compile warning section mismatch in find_node()
  sparc64: Fix find_node warning if numa node cannot be found
  sparc32: Fix inverted invalid_frame_pointer checks on sigreturns
  net: ping: check minimum size on ICMP header length
  net: avoid signed overflows for SO_{SND|RCV}BUFFORCE
  geneve: avoid use-after-free of skb->data
  sh_eth: remove unchecked interrupts for RZ/A1
  net: bcmgenet: Utilize correct struct device for all DMA operations
  packet: fix race condition in packet_set_ring
  net/dccp: fix use-after-free in dccp_invalid_packet
  netlink: Do not schedule work from sk_destruct
  netlink: Call cb->done from a worker thread
  net/sched: pedit: make sure that offset is valid
  net, sched: respect rcu grace period on cls destruction
  net: dsa: bcm_sf2: Ensure we re-negotiate EEE during after link change
  l2tp: fix racy SOCK_ZAPPED flag check in l2tp_ip{,6}_bind()
  rtnetlink: fix FDB size computation
  af_unix: conditionally use freezable blocking calls in read
  net: sky2: Fix shutdown crash
  ip6_tunnel: disable caching when the traffic class is inherited
  net: check dead netns for peernet2id_alloc()
  virtio-net: add a missing synchronize_net()
  Linux 4.4.37
  arm64: suspend: Reconfigure PSTATE after resume from idle
  arm64: mm: Set PSTATE.PAN from the cpu_enable_pan() call
  arm64: cpufeature: Schedule enable() calls instead of calling them via IPI
  pwm: Fix device reference leak
  mwifiex: printk() overflow with 32-byte SSIDs
  PCI: Set Read Completion Boundary to 128 iff Root Port supports it (_HPX)
  PCI: Export pcie_find_root_port
  rcu: Fix soft lockup for rcu_nocb_kthread
  ALSA: pcm : Call kill_fasync() in stream lock
  x86/traps: Ignore high word of regs->cs in early_fixup_exception()
  kasan: update kasan_global for gcc 7
  zram: fix unbalanced idr management at hot removal
  ARC: Don't use "+l" inline asm constraint
  Linux 4.4.36
  scsi: mpt3sas: Unblock device after controller reset
  flow_dissect: call init_default_flow_dissectors() earlier
  mei: fix return value on disconnection
  mei: me: fix place for kaby point device ids.
  mei: me: disable driver on SPT SPS firmware
  drm/radeon: Ensure vblank interrupt is enabled on DPMS transition to on
  mpi: Fix NULL ptr dereference in mpi_powm() [ver #3]
  parisc: Also flush data TLB in flush_icache_page_asm
  parisc: Fix race in pci-dma.c
  parisc: Fix races in parisc_setup_cache_timing()
  NFSv4.x: hide array-bounds warning
  apparmor: fix change_hat not finding hat after policy replacement
  cfg80211: limit scan results cache size
  tile: avoid using clocksource_cyc2ns with absolute cycle count
  scsi: mpt3sas: Fix secure erase premature termination
  Fix USB CB/CBI storage devices with CONFIG_VMAP_STACK=y
  USB: serial: ftdi_sio: add support for TI CC3200 LaunchPad
  USB: serial: cp210x: add ID for the Zone DPMX
  usb: chipidea: move the lock initialization to core file
  KVM: x86: check for pic and ioapic presence before use
  KVM: x86: drop error recovery in em_jmp_far and em_ret_far
  iommu/vt-d: Fix IOMMU lookup for SR-IOV Virtual Functions
  iommu/vt-d: Fix PASID table allocation
  sched: tune: Fix lacking spinlock initialization
  UPSTREAM: trace: Update documentation for mono, mono_raw and boot clock
  UPSTREAM: trace: Add an option for boot clock as trace clock
  UPSTREAM: timekeeping: Add a fast and NMI safe boot clock
  ANDROID: goldfish_pipe: fix allmodconfig build
  ANDROID: goldfish: goldfish_pipe: fix locking errors
  ANDROID: video: goldfishfb: fix platform_no_drv_owner.cocci warnings
  ANDROID: goldfish_pipe: fix call_kern.cocci warnings
  arm64: rename ranchu defconfig to ranchu64
  ANDROID: arch: x86: disable pic for Android toolchain
  ANDROID: goldfish_pipe: An implementation of more parallel pipe
  ANDROID: goldfish_pipe: bugfixes and performance improvements.
  ANDROID: goldfish: Add goldfish sync driver
  ANDROID: goldfish: add ranchu defconfigs
  ANDROID: goldfish_audio: Clear audio read buffer status after each read
  ANDROID: goldfish_events: no extra EV_SYN; register goldfish
  ANDROID: goldfish_fb: Set pixclock = 0
  ANDROID: goldfish: Enable ACPI-based enumeration for goldfish audio
  ANDROID: goldfish: Enable ACPI-based enumeration for goldfish framebuffer
  ANDROID: video: goldfishfb: add devicetree bindings
  BACKPORT: staging: goldfish: audio: fix compiliation on arm
  BACKPORT: Input: goldfish_events - enable ACPI-based enumeration for goldfish events
  BACKPORT: goldfish: Enable ACPI-based enumeration for goldfish battery
  BACKPORT: drivers: tty: goldfish: Add device tree bindings
  BACKPORT: tty: goldfish: support platform_device with id -1
  BACKPORT: Input: goldfish_events - add devicetree bindings
  BACKPORT: power: goldfish_battery: add devicetree bindings
  BACKPORT: staging: goldfish: audio: add devicetree bindings
  ANDROID: usb: gadget: function: cleanup: Add blank line after declaration
  cpufreq: sched: Fix kernel crash on accessing sysfs file
  usb: gadget: f_mtp: simplify ptp NULL pointer check
  cgroup: replace unified-hierarchy.txt with a proper cgroup v2 documentation
  cgroup: rename Documentation/cgroups/ to Documentation/cgroup-legacy/
  cgroup: replace __DEVEL__sane_behavior with cgroup2 fs type
  writeback: initialize inode members that track writeback history
  mm: page_alloc: generalize the dirty balance reserve
  block: fix module reference leak on put_disk() call for cgroups throttle
  Linux 4.4.35
  netfilter: nft_dynset: fix element timeout for HZ != 1000
  IB/cm: Mark stale CM id's whenever the mad agent was unregistered
  IB/uverbs: Fix leak of XRC target QPs
  IB/core: Avoid unsigned int overflow in sg_alloc_table
  IB/mlx5: Fix fatal error dispatching
  IB/mlx5: Use cache line size to select CQE stride
  IB/mlx4: Fix create CQ error flow
  IB/mlx4: Check gid_index return value
  PM / sleep: don't suspend parent when async child suspend_{noirq, late} fails
  PM / sleep: fix device reference leak in test_suspend
  uwb: fix device reference leaks
  mfd: core: Fix device reference leak in mfd_clone_cell
  iwlwifi: pcie: fix SPLC structure parsing
  rtc: omap: Fix selecting external osc
  clk: mmp: mmp2: fix return value check in mmp2_clk_init()
  clk: mmp: pxa168: fix return value check in pxa168_clk_init()
  clk: mmp: pxa910: fix return value check in pxa910_clk_init()
  drm/amdgpu: Attach exclusive fence to prime exported bo's. (v5)
  crypto: caam - do not register AES-XTS mode on LP units
  ext4: sanity check the block and cluster size at mount time
  kbuild: Steal gcc's pie from the very beginning
  x86/kexec: add -fno-PIE
  scripts/has-stack-protector: add -fno-PIE
  kbuild: add -fno-PIE
  i2c: mux: fix up dependencies
  can: bcm: fix warning in bcm_connect/proc_register
  mfd: intel-lpss: Do not put device in reset state on suspend
  fuse: fix fuse_write_end() if zero bytes were copied
  KVM: Disable irq while unregistering user notifier
  KVM: x86: fix missed SRCU usage in kvm_lapic_set_vapic_addr
  x86/cpu/AMD: Fix cpu_llc_id for AMD Fam17h systems
  Linux 4.4.34
  sparc64: Delete now unused user copy fixup functions.
  sparc64: Delete now unused user copy assembler helpers.
  sparc64: Convert U3copy_{from,to}_user to accurate exception reporting.
  sparc64: Convert NG2copy_{from,to}_user to accurate exception reporting.
  sparc64: Convert NGcopy_{from,to}_user to accurate exception reporting.
  sparc64: Convert NG4copy_{from,to}_user to accurate exception reporting.
  sparc64: Convert U1copy_{from,to}_user to accurate exception reporting.
  sparc64: Convert GENcopy_{from,to}_user to accurate exception reporting.
  sparc64: Convert copy_in_user to accurate exception reporting.
  sparc64: Prepare to move to more saner user copy exception handling.
  sparc64: Delete __ret_efault.
  sparc64: Handle extremely large kernel TLB range flushes more gracefully.
  sparc64: Fix illegal relative branches in hypervisor patched TLB cross-call code.
  sparc64: Fix instruction count in comment for __hypervisor_flush_tlb_pending.
  sparc64: Fix illegal relative branches in hypervisor patched TLB code.
  sparc64: Handle extremely large kernel TSB range flushes sanely.
  sparc: Handle negative offsets in arch_jump_label_transform
  sparc64 mm: Fix base TSB sizing when hugetlb pages are used
  sparc: serial: sunhv: fix a double lock bug
  sparc: Don't leak context bits into thread->fault_address
  tty: Prevent ldisc drivers from re-using stale tty fields
  tcp: take care of truncations done by sk_filter()
  ipv4: use new_gw for redirect neigh lookup
  net: __skb_flow_dissect() must cap its return value
  sock: fix sendmmsg for partial sendmsg
  fib_trie: Correct /proc/net/route off by one error
  sctp: assign assoc_id earlier in __sctp_connect
  ipv6: dccp: add missing bind_conflict to dccp_ipv6_mapped
  ipv6: dccp: fix out of bound access in dccp_v6_err()
  dccp: fix out of bound access in dccp_v4_err()
  dccp: do not send reset to already closed sockets
  tcp: fix potential memory corruption
  ip6_tunnel: Clear IP6CB in ip6tunnel_xmit()
  bgmac: stop clearing DMA receive control register right after it is set
  net: mangle zero checksum in skb_checksum_help()
  net: clear sk_err_soft in sk_clone_lock()
  dctcp: avoid bogus doubling of cwnd after loss
  ARM: 8485/1: cpuidle: remove cpu parameter from the cpuidle_ops suspend hook
  Linux 4.4.33
  netfilter: fix namespace handling in nf_log_proc_dostring
  btrfs: qgroup: Prevent qgroup->reserved from going subzero
  mmc: mxs: Initialize the spinlock prior to using it
  ASoC: sun4i-codec: return error code instead of NULL when create_card fails
  ACPI / APEI: Fix incorrect return value of ghes_proc()
  i40e: fix call of ndo_dflt_bridge_getlink()
  hwrng: core - Don't use a stack buffer in add_early_randomness()
  lib/genalloc.c: start search from start of chunk
  mei: bus: fix received data size check in NFC fixup
  iommu/vt-d: Fix dead-locks in disable_dmar_iommu() path
  iommu/amd: Free domain id when free a domain of struct dma_ops_domain
  tty/serial: at91: fix hardware handshake on Atmel platforms
  dmaengine: at_xdmac: fix spurious flag status for mem2mem transfers
  drm/i915: Respect alternate_ddc_pin for all DDI ports
  KVM: MIPS: Precalculate MMIO load resume PC
  scsi: mpt3sas: Fix for block device of raid exists even after deleting raid disk
  scsi: qla2xxx: Fix scsi scan hang triggered if adapter fails during init
  iio: orientation: hid-sensor-rotation: Add PM function (fix non working driver)
  iio: hid-sensors: Increase the precision of scale to fix wrong reading interpretation.
  clk: qoriq: Don't allow CPU clocks higher than starting value
  toshiba-wmi: Fix loading the driver on non Toshiba laptops
  drbd: Fix kernel_sendmsg() usage - potential NULL deref
  usb: gadget: u_ether: remove interrupt throttling
  USB: cdc-acm: fix TIOCMIWAIT
  staging: nvec: remove managed resource from PS2 driver
  Revert "staging: nvec: ps2: change serio type to passthrough"
  drivers: staging: nvec: remove bogus reset command for PS/2 interface
  staging: iio: ad5933: avoid uninitialized variable in error case
  pinctrl: cherryview: Prevent possible interrupt storm on resume
  pinctrl: cherryview: Serialize register access in suspend/resume
  ARC: timer: rtc: implement read loop in "C" vs. inline asm
  s390/hypfs: Use get_free_page() instead of kmalloc to ensure page alignment
  coredump: fix unfreezable coredumping task
  swapfile: fix memory corruption via malformed swapfile
  dib0700: fix nec repeat handling
  ASoC: cs4270: fix DAPM stream name mismatch
  ALSA: info: Limit the proc text input size
  ALSA: info: Return error for invalid read/write
  arm64: Enable KPROBES/HIBERNATION/CORESIGHT in defconfig
  arm64: kvm: allows kvm cpu hotplug
  arm64: KVM: Register CPU notifiers when the kernel runs at HYP
  arm64: KVM: Skip HYP setup when already running in HYP
  arm64: hyp/kvm: Make hyp-stub reject kvm_call_hyp()
  arm64: hyp/kvm: Make hyp-stub extensible
  arm64: kvm: Move lr save/restore from do_el2_call into EL1
  arm64: kvm: deal with kernel symbols outside of linear mapping
  arm64: introduce KIMAGE_VADDR as the virtual base of the kernel region
  ANDROID: video: adf: Avoid directly referencing user pointers
  ANDROID: usb: gadget: audio_source: fix comparison of distinct pointer types
  android: binder: support for file-descriptor arrays.
  android: binder: support for scatter-gather.
  android: binder: add extra size to allocator.
  android: binder: refactor binder_transact()
  android: binder: support multiple /dev instances.
  android: binder: deal with contexts in debugfs.
  android: binder: support multiple context managers.
  android: binder: split flat_binder_object.
  disable aio support in recommended configuration
  Linux 4.4.32
  scsi: megaraid_sas: fix macro MEGASAS_IS_LOGICAL to avoid regression
  drm/radeon: fix DP mode validation
  drm/radeon/dp: add back special handling for NUTMEG
  drm/amdgpu: fix DP mode validation
  drm/amdgpu/dp: add back special handling for NUTMEG
  KVM: MIPS: Drop other CPU ASIDs on guest MMU changes
  Revert KVM: MIPS: Drop other CPU ASIDs on guest MMU changes
  of: silence warnings due to max() usage
  packet: on direct_xmit, limit tso and csum to supported devices
  sctp: validate chunk len before actually using it
  net sched filters: fix notification of filter delete with proper handle
  udp: fix IP_CHECKSUM handling
  net: sctp, forbid negative length
  ipv4: use the right lock for ping_group_range
  ipv4: disable BH in set_ping_group_range()
  net: add recursion limit to GRO
  rtnetlink: Add rtnexthop offload flag to compare mask
  bridge: multicast: restore perm router ports on multicast enable
  net: pktgen: remove rcu locking in pktgen_change_name()
  ipv6: correctly add local routes when lo goes up
  ip6_tunnel: fix ip6_tnl_lookup
  ipv6: tcp: restore IP6CB for pktoptions skbs
  netlink: do not enter direct reclaim from netlink_dump()
  packet: call fanout_release, while UNREGISTERING a netdev
  net: Add netdev all_adj_list refcnt propagation to fix panic
  net/sched: act_vlan: Push skb->data to mac_header prior calling skb_vlan_*() functions
  net: pktgen: fix pkt_size
  net: fec: set mac address unconditionally
  tg3: Avoid NULL pointer dereference in tg3_io_error_detected()
  ipmr, ip6mr: fix scheduling while atomic and a deadlock with ipmr_get_route
  ip6_gre: fix flowi6_proto value in ip6gre_xmit_other()
  tcp: fix a compile error in DBGUNDO()
  tcp: fix wrong checksum calculation on MTU probing
  net: avoid sk_forward_alloc overflows
  tcp: fix overflow in __tcp_retransmit_skb()
  arm64/kvm: fix build issue on kvm debug
  arm64: ptdump: Indicate whether memory should be faulting
  arm64: Add support for ARCH_SUPPORTS_DEBUG_PAGEALLOC
  arm64: Drop alloc function from create_mapping
  arm64: allow vmalloc regions to be set with set_memory_*
  arm64: kernel: implement ACPI parking protocol
  arm64: mm: create new fine-grained mappings at boot
  arm64: ensure _stext and _etext are page-aligned
  arm64: mm: allow passing a pgdir to alloc_init_*
  arm64: mm: allocate pagetables anywhere
  arm64: mm: use fixmap when creating page tables
  arm64: mm: add functions to walk tables in fixmap
  arm64: mm: add __{pud,pgd}_populate
  arm64: mm: avoid redundant __pa(__va(x))
  Linux 4.4.31
  HID: usbhid: add ATEN CS962 to list of quirky devices
  ubi: fastmap: Fix add_vol() return value test in ubi_attach_fastmap()
  kvm: x86: Check memopp before dereference (CVE-2016-8630)
  tty: vt, fix bogus division in csi_J
  usb: dwc3: Fix size used in dma_free_coherent()
  pwm: Unexport children before chip removal
  UBI: fastmap: scrub PEB when bitflips are detected in a free PEB EC header
  Disable "frame-address" warning
  smc91x: avoid self-comparison warning
  cgroup: avoid false positive gcc-6 warning
  drm/exynos: fix error handling in exynos_drm_subdrv_open
  mm/cma: silence warnings due to max() usage
  ARM: 8584/1: floppy: avoid gcc-6 warning
  powerpc/ptrace: Fix out of bounds array access warning
  x86/xen: fix upper bound of pmd loop in xen_cleanhighmap()
  perf build: Fix traceevent plugins build race
  drm/dp/mst: Check peer device type before attempting EDID read
  drm/radeon: drop register readback in cayman_cp_int_cntl_setup
  drm/radeon/si_dpm: workaround for SI kickers
  drm/radeon/si_dpm: Limit clocks on HD86xx part
  Revert "drm/radeon: fix DP link training issue with second 4K monitor"
  mmc: dw_mmc-pltfm: fix the potential NULL pointer dereference
  scsi: arcmsr: Send SYNCHRONIZE_CACHE command to firmware
  scsi: scsi_debug: Fix memory leak if LBP enabled and module is unloaded
  scsi: megaraid_sas: Fix data integrity failure for JBOD (passthrough) devices
  mac80211: discard multicast and 4-addr A-MSDUs
  firewire: net: fix fragmented datagram_size off-by-one
  firewire: net: guard against rx buffer overflows
  Input: i8042 - add XMG C504 to keyboard reset table
  dm mirror: fix read error on recovery after default leg failure
  virtio: console: Unlock vqs while freeing buffers
  virtio_ring: Make interrupt suppression spec compliant
  parisc: Ensure consistent state when switching to kernel stack at syscall entry
  ovl: fsync after copy-up
  KVM: MIPS: Make ERET handle ERL before EXL
  KVM: x86: fix wbinvd_dirty_mask use-after-free
  dm: free io_barrier after blk_cleanup_queue call
  USB: serial: cp210x: fix tiocmget error handling
  tty: limit terminal size to 4M chars
  xhci: add restart quirk for Intel Wildcatpoint PCH
  hv: do not lose pending heartbeat vmbus packets
  vt: clear selection before resizing
  Fix potential infoleak in older kernels
  GenWQE: Fix bad page access during abort of resource allocation
  usb: increase ohci watchdog delay to 275 msec
  xhci: use default USB_RESUME_TIMEOUT when resuming ports.
  USB: serial: ftdi_sio: add support for Infineon TriBoard TC2X7
  USB: serial: fix potential NULL-dereference at probe
  usb: gadget: function: u_ether: don't starve tx request queue
  mei: txe: don't clean an unprocessed interrupt cause.
  ubifs: Fix regression in ubifs_readdir()
  ubifs: Abort readdir upon error
  btrfs: fix races on root_log_ctx lists
  ANDROID: binder: Clear binder and cookie when setting handle in flat binder struct
  ANDROID: binder: Add strong ref checks
  ALSA: hda - Fix headset mic detection problem for two Dell laptops
  ALSA: hda - Adding a new group of pin cfg into ALC295 pin quirk table
  ALSA: hda - allow 40 bit DMA mask for NVidia devices
  ALSA: hda - Raise AZX_DCAPS_RIRB_DELAY handling into top drivers
  ALSA: hda - Merge RIRB_PRE_DELAY into CTX_WORKAROUND caps
  ALSA: usb-audio: Add quirk for Syntek STK1160
  KEYS: Fix short sprintf buffer in /proc/keys show function
  mm: memcontrol: do not recurse in direct reclaim
  mm/list_lru.c: avoid error-path NULL pointer deref
  libxfs: clean up _calc_dquots_per_chunk
  h8300: fix syscall restarting
  drm/dp/mst: Clear port->pdt when tearing down the i2c adapter
  i2c: core: fix NULL pointer dereference under race condition
  i2c: xgene: Avoid dma_buffer overrun
  arm64:cpufeature ARM64_NCAPS is the indicator of last feature
  arm64: hibernate: Refuse to hibernate if the boot cpu is offline
  PM / sleep: Add support for read-only sysfs attributes
  arm64: kernel: Add support for hibernate/suspend-to-disk
  arm64: mm: add functions to walk page tables by PA
  arm64: mm: move pte_* macros
  PM / Hibernate: Call flush_icache_range() on pages restored in-place
  arm64: Add new asm macro copy_page
  arm64: Promote KERNEL_START/KERNEL_END definitions to a header file
  arm64: kernel: Include _AC definition in page.h
  arm64: Change cpu_resume() to enable mmu early then access sleep_sp by va
  arm64: kernel: Rework finisher callback out of __cpu_suspend_enter()
  arm64: Cleanup SCTLR flags
  arm64: Fold proc-macros.S into assembler.h
  arm/arm64: KVM: Add hook for C-based stage2 init
  arm/arm64: KVM: Detect vGIC presence at runtime
  arm64: KVM: Add support for 16-bit VMID
  arm: KVM: Make kvm_arm.h friendly to assembly code
  arm/arm64: KVM: Remove unreferenced S2_PGD_ORDER
  arm64: KVM: debug: Remove spurious inline attributes
  ARM: KVM: Cleanup exception injection
  arm64: KVM: Remove weak attributes
  arm64: KVM: Cleanup asm-offset.c
  arm64: KVM: Turn system register numbers to an enum
  arm64: KVM: VHE: Patch out use of HVC
  arm64: Add ARM64_HAS_VIRT_HOST_EXTN feature
  arm/arm64: Add new is_kernel_in_hyp_mode predicate
  arm64: KVM: Move away from the assembly version of the world switch
  arm64: KVM: Map the kernel RO section into HYP
  arm64: KVM: Add compatibility aliases
  arm64: KVM: Implement vgic-v3 save/restore
  arm64: KVM: Add panic handling
  arm64: KVM: HYP mode entry points
  arm64: KVM: Implement TLB handling
  arm64: KVM: Implement fpsimd save/restore
  arm64: KVM: Implement the core world switch
  arm64: KVM: Add patchable function selector
  arm64: KVM: Implement guest entry
  arm64: KVM: Implement debug save/restore
  arm64: KVM: Implement 32bit system register save/restore
  arm64: KVM: Implement system register save/restore
  arm64: KVM: Implement timer save/restore
  arm64: KVM: Implement vgic-v2 save/restore
  arm64: KVM: Add a HYP-specific header file
  KVM: arm/arm64: vgic-v3: Make the LR indexing macro public
  arm64: Add macros to read/write system registers
  Linux 4.4.30
  Revert "fix minor infoleak in get_user_ex()"
  Revert "x86/mm: Expand the exception table logic to allow new handling options"
  Linux 4.4.29
  ARM: pxa: pxa_cplds: fix interrupt handling
  powerpc/nvram: Fix an incorrect partition merge
  mpt3sas: Don't spam logs if logging level is 0
  perf symbols: Fixup symbol sizes before picking best ones
  perf symbols: Check symbol_conf.allow_aliases for kallsyms loading too
  perf hists browser: Fix event group display
  clk: divider: Fix clk_divider_round_rate() to use clk_readl()
  clk: qoriq: fix a register offset error
  s390/con3270: fix insufficient space padding
  s390/con3270: fix use of uninitialised data
  s390/cio: fix accidental interrupt enabling during resume
  x86/mm: Expand the exception table logic to allow new handling options
  dmaengine: ipu: remove bogus NO_IRQ reference
  power: bq24257: Fix use of uninitialized pointer bq->charger
  staging: r8188eu: Fix scheduling while atomic splat
  ASoC: dapm: Fix kcontrol creation for output driver widget
  ASoC: dapm: Fix value setting for _ENUM_DOUBLE MUX's second channel
  ASoC: dapm: Fix possible uninitialized variable in snd_soc_dapm_get_volsw()
  ASoC: topology: Fix error return code in soc_tplg_dapm_widget_create()
  hwrng: omap - Only fail if pm_runtime_get_sync returns < 0
  crypto: arm/ghash-ce - add missing async import/export
  crypto: gcm - Fix IV buffer size in crypto_gcm_setkey
  mwifiex: correct aid value during tdls setup
  spi: spi-fsl-dspi: Drop extra spi_master_put in device remove function
  ARM: clk-imx35: fix name for ckil clk
  uio: fix dmem_region_start computation
  genirq/generic_chip: Add irq_unmap callback
  perf stat: Fix interval output values
  powerpc/eeh: Null check uses of eeh_pe_bus_get
  tunnels: Remove encapsulation offloads on decap.
  tunnels: Don't apply GRO to multiple layers of encapsulation.
  ipip: Properly mark ipip GRO packets as encapsulated.
  posix_acl: Clear SGID bit when setting file permissions
  brcmfmac: avoid potential stack overflow in brcmf_cfg80211_start_ap()
  mm/hugetlb: fix memory offline with hugepage size > memory block size
  drm/i915: Unalias obj->phys_handle and obj->userptr
  drm/i915: Account for TSEG size when determining 865G stolen base
  Revert "drm/i915: Check live status before reading edid"
  drm/i915/gen9: fix the WaWmMemoryReadLatency implementation
  xenbus: don't look up transaction IDs for ordinary writes
  drm/vmwgfx: Limit the user-space command buffer size
  drm/radeon: change vblank_time's calculation method to reduce computational error.
  drm/radeon/si/dpm: fix phase shedding setup
  drm/radeon: narrow asic_init for virtualization
  drm/amdgpu: change vblank_time's calculation method to reduce computational error.
  drm/amdgpu/dce11: add missing drm_mode_config_cleanup call
  drm/amdgpu/dce11: disable hpd on local panels
  drm/amdgpu/dce8: disable hpd on local panels
  drm/amdgpu/dce10: disable hpd on local panels
  drm/amdgpu: fix IB alignment for UVD
  drm/prime: Pass the right module owner through to dma_buf_export()
  Linux 4.4.28
  target: Don't override EXTENDED_COPY xcopy_pt_cmd SCSI status code
  target: Make EXTENDED_COPY 0xe4 failure return COPY TARGET DEVICE NOT REACHABLE
  target: Re-add missing SCF_ACK_KREF assignment in v4.1.y
  ubifs: Fix xattr_names length in exit paths
  jbd2: fix incorrect unlock on j_list_lock
  ext4: do not advertise encryption support when disabled
  mmc: rtsx_usb_sdmmc: Handle runtime PM while changing the led
  mmc: rtsx_usb_sdmmc: Avoid keeping the device runtime resumed when unused
  mmc: core: Annotate cmd_hdr as __le32
  powerpc/mm: Prevent unlikely crash in copro_calculate_slb()
  ceph: fix error handling in ceph_read_iter
  arm64: kernel: Init MDCR_EL2 even in the absence of a PMU
  arm64: percpu: rewrite ll/sc loops in assembly
  memstick: rtsx_usb_ms: Manage runtime PM when accessing the device
  memstick: rtsx_usb_ms: Runtime resume the device when polling for cards
  isofs: Do not return EACCES for unknown filesystems
  irqchip/gic-v3-its: Fix entry size mask for GITS_BASER
  s390/mm: fix gmap tlb flush issues
  Using BUG_ON() as an assert() is _never_ acceptable
  mm: filemap: fix mapping->nrpages double accounting in fuse
  mm: workingset: fix crash in shadow node shrinker caused by replace_page_cache_page()
  acpi, nfit: check for the correct event code in notifications
  net/mlx4_core: Allow resetting VF admin mac to zero
  bnx2x: Prevent false warning for lack of FC NPIV
  PKCS#7: Don't require SpcSpOpusInfo in Authenticode pkcs7 signatures
  hpsa: correct skipping masked peripherals
  sd: Fix rw_max for devices that report an optimal xfer size
  irqchip/gicv3: Handle loop timeout proper
  kvm: x86: memset whole irq_eoi
  x86/e820: Don't merge consecutive E820_PRAM ranges
  blkcg: Unlock blkcg_pol_mutex only once when cpd == NULL
  Fix regression which breaks DFS mounting
  Cleanup missing frees on some ioctls
  Do not send SMB3 SET_INFO request if nothing is changing
  SMB3: GUIDs should be constructed as random but valid uuids
  Set previous session id correctly on SMB3 reconnect
  Display number of credits available
  Clarify locking of cifs file and tcon structures and make more granular
  fs/cifs: keep guid when assigning fid to fileinfo
  cifs: Limit the overall credit acquired
  fs/super.c: fix race between freeze_super() and thaw_super()
  arc: don't leak bits of kernel stack into coredump
  lightnvm: ensure that nvm_dev_ops can be used without CONFIG_NVM
  ipc/sem.c: fix complex_count vs. simple op race
  mm: filemap: don't plant shadow entries without radix tree node
  metag: Only define atomic_dec_if_positive conditionally
  scsi: Fix use-after-free
  NFSv4.2: Fix a reference leak in nfs42_proc_layoutstats_generic
  NFSv4: Open state recovery must account for file permission changes
  NFSv4: nfs4_copy_delegation_stateid() must fail if the delegation is invalid
  NFSv4: Don't report revoked delegations as valid in nfs_have_delegation()
  sunrpc: fix write space race causing stalls
  Input: elantech - add Fujitsu Lifebook E556 to force crc_enabled
  Input: elantech - force needed quirks on Fujitsu H760
  Input: i8042 - skip selftest on ASUS laptops
  lib: add "on"/"off" support to kstrtobool
  lib: update single-char callers of strtobool()
  lib: move strtobool() to kstrtobool()
  MIPS: ptrace: Fix regs_return_value for kernel context
  MIPS: Fix -mabi=64 build of vdso.lds
  ALSA: hda - Fix a failure of micmute led when having multi adcs
  cx231xx: fix GPIOs for Pixelview SBTVD hybrid
  cx231xx: don't return error on success
  mb86a20s: fix demod settings
  mb86a20s: fix the locking logic
  ovl: copy_up_xattr(): use strnlen
  ovl: Fix info leak in ovl_lookup_temp()
  fbdev/efifb: Fix 16 color palette entry calculation
  scsi: zfcp: spin_lock_irqsave() is not nestable
  zfcp: trace full payload of all SAN records (req,resp,iels)
  zfcp: fix payload trace length for SAN request&response
  zfcp: fix D_ID field with actual value on tracing SAN responses
  zfcp: restore tracing of handle for port and LUN with HBA records
  zfcp: trace on request for open and close of WKA port
  zfcp: restore: Dont use 0 to indicate invalid LUN in rec trace
  zfcp: retain trace level for SCSI and HBA FSF response records
  zfcp: close window with unblocked rport during rport gone
  zfcp: fix ELS/GS request&response length for hardware data router
  zfcp: fix fc_host port_type with NPIV
  ubi: Deal with interrupted erasures in WL
  powerpc/pseries: Fix stack corruption in htpe code
  powerpc/64: Fix incorrect return value from __copy_tofrom_user
  powerpc/powernv: Use CPU-endian PEST in pnv_pci_dump_p7ioc_diag_data()
  powerpc/powernv: Use CPU-endian hub diag-data type in pnv_eeh_get_and_dump_hub_diag()
  powerpc/powernv: Pass CPU-endian PE number to opal_pci_eeh_freeze_clear()
  powerpc/vdso64: Use double word compare on pointers
  dm crypt: fix crash on exit
  dm mpath: check if path's request_queue is dying in activate_path()
  dm: return correct error code in dm_resume()'s retry loop
  dm: mark request_queue dead before destroying the DM device
  perf intel-pt: Fix MTC timestamp calculation for large MTC periods
  perf intel-pt: Fix estimated timestamps for cycle-accurate mode
  perf intel-pt: Fix snapshot overlap detection decoder errors
  pstore/ram: Use memcpy_fromio() to save old buffer
  pstore/ram: Use memcpy_toio instead of memcpy
  pstore/core: drop cmpxchg based updates
  pstore/ramoops: fixup driver removal
  parisc: Increase initial kernel mapping size
  parisc: Fix kernel memory layout regarding position of __gp
  parisc: Increase KERNEL_INITIAL_SIZE for 32-bit SMP kernels
  cpufreq: intel_pstate: Fix unsafe HWP MSR access
  platform: don't return 0 from platform_get_irq[_byname]() on error
  PCI: Mark Atheros AR9580 to avoid bus reset
  mmc: sdhci: cast unsigned int to unsigned long long to avoid unexpeted error
  mmc: block: don't use CMD23 with very old MMC cards
  rtlwifi: Fix missing country code for Great Britain
  PM / devfreq: event: remove duplicate devfreq_event_get_drvdata()
  clk: imx6: initialize GPU clocks
  regulator: tps65910: Work around silicon erratum SWCZ010
  mei: me: add kaby point device ids
  gpio: mpc8xxx: Correct irq handler function
  cgroup: Change from CAP_SYS_NICE to CAP_SYS_RESOURCE for cgroup migration permissions
  UPSTREAM: cpu/hotplug: Handle unbalanced hotplug enable/disable
  UPSTREAM: arm64: kaslr: fix breakage with CONFIG_MODVERSIONS=y
  UPSTREAM: arm64: kaslr: keep modules close to the kernel when DYNAMIC_FTRACE=y
  cgroup: Remove leftover instances of allow_attach
  BACKPORT: lib: harden strncpy_from_user
  CHROMIUM: cgroups: relax permissions on moving tasks between cgroups
  CHROMIUM: remove Android's cgroup generic permissions checks
  Linux 4.4.27
  cfq: fix starvation of asynchronous writes
  vfs: move permission checking into notify_change() for utimes(NULL)
  dlm: free workqueues after the connections
  crypto: vmx - Fix memory corruption caused by p8_ghash
  crypto: ghash-generic - move common definitions to a new header file
  ext4: release bh in make_indexed_dir
  ext4: allow DAX writeback for hole punch
  ext4: fix memory leak in ext4_insert_range()
  ext4: reinforce check of i_dtime when clearing high fields of uid and gid
  ext4: enforce online defrag restriction for encrypted files
  scsi: ibmvfc: Fix I/O hang when port is not mapped
  scsi: arcmsr: Simplify user_len checking
  scsi: arcmsr: Buffer overflow in arcmsr_iop_message_xfer()
  async_pq_val: fix DMA memory leak
  reiserfs: switch to generic_{get,set,remove}xattr()
  reiserfs: Unlock superblock before calling reiserfs_quota_on_mount()
  ASoC: Intel: Atom: add a missing star in a memcpy call
  brcmfmac: fix memory leak in brcmf_fill_bss_param
  i40e: avoid NULL pointer dereference and recursive errors on early PCI error
  fuse: fix killing s[ug]id in setattr
  fuse: invalidate dir dentry after chmod
  fuse: listxattr: verify xattr list
  drivers: base: dma-mapping: page align the size when unmap_kernel_range
  btrfs: assign error values to the correct bio structs
  serial: 8250_dw: Check the data->pclk when get apb_pclk
  arm64: Use PoU cache instr for I/D coherency
  arm64: mm: add code to safely replace TTBR1_EL1
  arm64: mm: place __cpu_setup in .text
  arm64: add function to install the idmap
  arm64: unmap idmap earlier
  arm64: unify idmap removal
  arm64: mm: place empty_zero_page in bss
  arm64: head.S: use memset to clear BSS
  arm64: mm: specialise pagetable allocators
  arm64: mm: remove pointless PAGE_MASKing
  asm-generic: Fix local variable shadow in __set_fixmap_offset
  arm64: mm: fold alternatives into .init
  ARM: 8511/1: ARM64: kernel: PSCI: move PSCI idle management code to drivers/firmware
  ARM: 8481/2: drivers: psci: replace psci firmware calls
  ARM: 8480/2: arm64: add implementation for arm-smccc
  ARM: 8479/2: add implementation for arm-smccc
  ARM: 8478/2: arm/arm64: add arm-smccc
  ARM: 8510/1: rework ARM_CPU_SUSPEND dependencies
  ARM: 8458/1: bL_switcher: add GIC dependency
  Linux 4.4.26
  mm: remove gup_flags FOLL_WRITE games from __get_user_pages()
  x86/build: Build compressed x86 kernels as PIE
  arm64: Remove stack duplicating code from jprobes
  arm64: kprobes: Add KASAN instrumentation around stack accesses
  arm64: kprobes: Cleanup jprobe_return
  arm64: kprobes: Fix overflow when saving stack
  arm64: kprobes: WARN if attempting to step with PSTATE.D=1
  kprobes: Add arm64 case in kprobe example module
  arm64: Add kernel return probes support (kretprobes)
  arm64: Add trampoline code for kretprobes
  arm64: kprobes instruction simulation support
  arm64: Treat all entry code as non-kprobe-able
  arm64: Blacklist non-kprobe-able symbol
  arm64: Kprobes with single stepping support
  arm64: add conditional instruction simulation support
  arm64: Add more test functions to insn.c
  arm64: Add HAVE_REGS_AND_STACK_ACCESS_API feature
  Linux 4.4.25
  tpm_crb: fix crb_req_canceled behavior
  tpm: fix a race condition in tpm2_unseal_trusted()
  ima: use file_dentry()
  ARM: cpuidle: Fix error return code
  ARM: dts: MSM8064 remove flags from SPMI/MPP IRQs
  ARM: dts: mvebu: armada-390: add missing compatibility string and bracket
  x86/dumpstack: Fix x86_32 kernel_stack_pointer() previous stack access
  x86/irq: Prevent force migration of irqs which are not in the vector domain
  x86/boot: Fix kdump, cleanup aborted E820_PRAM max_pfn manipulation
  KVM: PPC: BookE: Fix a sanity check
  KVM: MIPS: Drop other CPU ASIDs on guest MMU changes
  KVM: PPC: Book3s PR: Allow access to unprivileged MMCR2 register
  mfd: wm8350-i2c: Make sure the i2c regmap functions are compiled
  mfd: 88pm80x: Double shifting bug in suspend/resume
  mfd: atmel-hlcdc: Do not sleep in atomic context
  mfd: rtsx_usb: Avoid setting ucr->current_sg.status
  ALSA: usb-line6: use the same declaration as definition in header for MIDI manufacturer ID
  ALSA: usb-audio: Extend DragonFly dB scale quirk to cover other variants
  ALSA: ali5451: Fix out-of-bound position reporting
  timekeeping: Fix __ktime_get_fast_ns() regression
  time: Add cycles to nanoseconds translation
  mm: Fix build for hardened usercopy
  ANDROID: binder: Clear binder and cookie when setting handle in flat binder struct
  ANDROID: binder: Add strong ref checks
  UPSTREAM: staging/android/ion : fix a race condition in the ion driver
  ANDROID: android-base: CONFIG_HARDENED_USERCOPY=y
  UPSTREAM: fs/proc/kcore.c: Add bounce buffer for ktext data
  UPSTREAM: fs/proc/kcore.c: Make bounce buffer global for read
  BACKPORT: arm64: Correctly bounds check virt_addr_valid
  Fix a build breakage in IO latency hist code.
  UPSTREAM: efi: include asm/early_ioremap.h not asm/efi.h to get early_memremap
  UPSTREAM: ia64: split off early_ioremap() declarations into asm/early_ioremap.h
  FROMLIST: arm64: Enable CONFIG_ARM64_SW_TTBR0_PAN
  FROMLIST: arm64: xen: Enable user access before a privcmd hvc call
  FROMLIST: arm64: Handle faults caused by inadvertent user access with PAN enabled
  FROMLIST: arm64: Disable TTBR0_EL1 during normal kernel execution
  FROMLIST: arm64: Introduce uaccess_{disable,enable} functionality based on TTBR0_EL1
  FROMLIST: arm64: Factor out TTBR0_EL1 post-update workaround into a specific asm macro
  FROMLIST: arm64: Factor out PAN enabling/disabling into separate uaccess_* macros
  UPSTREAM: arm64: Handle el1 synchronous instruction aborts cleanly
  UPSTREAM: arm64: include alternative handling in dcache_by_line_op
  UPSTREAM: arm64: fix "dc cvau" cache operation on errata-affected core
  UPSTREAM: Revert "arm64: alternatives: add enable parameter to conditional asm macros"
  UPSTREAM: arm64: Add new asm macro copy_page
  UPSTREAM: arm64: kill ESR_LNX_EXEC
  UPSTREAM: arm64: add macro to extract ESR_ELx.EC
  UPSTREAM: arm64: mm: mark fault_info table const
  UPSTREAM: arm64: fix dump_instr when PAN and UAO are in use
  BACKPORT: arm64: Fold proc-macros.S into assembler.h
  UPSTREAM: arm64: choose memstart_addr based on minimum sparsemem section alignment
  UPSTREAM: arm64/mm: ensure memstart_addr remains sufficiently aligned
  UPSTREAM: arm64/kernel: fix incorrect EL0 check in inv_entry macro
  UPSTREAM: arm64: Add macros to read/write system registers
  UPSTREAM: arm64/efi: refactor EFI init and runtime code for reuse by 32-bit ARM
  UPSTREAM: arm64/efi: split off EFI init and runtime code for reuse by 32-bit ARM
  UPSTREAM: arm64/efi: mark UEFI reserved regions as MEMBLOCK_NOMAP
  BACKPORT: arm64: only consider memblocks with NOMAP cleared for linear mapping
  UPSTREAM: mm/memblock: add MEMBLOCK_NOMAP attribute to memblock memory table
  ANDROID: dm: android-verity: Remove fec_header location constraint
  BACKPORT: audit: consistently record PIDs with task_tgid_nr()
  android-base.cfg: Enable kernel ASLR
  UPSTREAM: vmlinux.lds.h: allow arch specific handling of ro_after_init data section
  UPSTREAM: arm64: spinlock: fix spin_unlock_wait for LSE atomics
  UPSTREAM: arm64: avoid TLB conflict with CONFIG_RANDOMIZE_BASE
  UPSTREAM: arm64: Only select ARM64_MODULE_PLTS if MODULES=y
  sched: Add Kconfig option DEFAULT_USE_ENERGY_AWARE to set ENERGY_AWARE feature flag
  sched/fair: remove printk while schedule is in progress
  ANDROID: fs: FS tracepoints to track IO.
  sched/walt: Drop arch-specific timer access
  ANDROID: fiq_debugger: Pass task parameter to unwind_frame()
  eas/sched/fair: Fixing comments in find_best_target.
  input: keyreset: switch to orderly_reboot
  UPSTREAM: tun: fix transmit timestamp support
  UPSTREAM: arch/arm/include/asm/pgtable-3level.h: add pmd_mkclean for THP
  net: inet: diag: expose the socket mark to privileged processes.
  net: diag: make udp_diag_destroy work for mapped addresses.
  net: diag: support SOCK_DESTROY for UDP sockets
  net: diag: allow socket bytecode filters to match socket marks
  net: diag: slightly refactor the inet_diag_bc_audit error checks.
  net: diag: Add support to filter on device index
  UPSTREAM: brcmfmac: avoid potential stack overflow in brcmf_cfg80211_start_ap()
  Linux 4.4.24
  ALSA: hda - Add the top speaker pin config for HP Spectre x360
  ALSA: hda - Fix headset mic detection problem for several Dell laptops
  ACPICA: acpi_get_sleep_type_data: Reduce warnings
  ALSA: hda - Adding one more ALC255 pin definition for headset problem
  Revert "usbtmc: convert to devm_kzalloc"
  USB: serial: cp210x: Add ID for a Juniper console
  Staging: fbtft: Fix bug in fbtft-core
  usb: misc: legousbtower: Fix NULL pointer deference
  USB: serial: cp210x: fix hardware flow-control disable
  dm log writes: fix bug with too large bios
  clk: xgene: Add missing parenthesis when clearing divider value
  aio: mark AIO pseudo-fs noexec
  batman-adv: remove unused callback from batadv_algo_ops struct
  IB/mlx4: Use correct subnet-prefix in QP1 mads under SR-IOV
  IB/mlx4: Fix code indentation in QP1 MAD flow
  IB/mlx4: Fix incorrect MC join state bit-masking on SR-IOV
  IB/ipoib: Don't allow MC joins during light MC flush
  IB/core: Fix use after free in send_leave function
  IB/ipoib: Fix memory corruption in ipoib cm mode connect flow
  KVM: nVMX: postpone VMCS changes on MSR_IA32_APICBASE write
  dmaengine: at_xdmac: fix to pass correct device identity to free_irq()
  kernel/fork: fix CLONE_CHILD_CLEARTID regression in nscd
  ASoC: omap-mcpdm: Fix irq resource handling
  sysctl: handle error writing UINT_MAX to u32 fields
  powerpc/prom: Fix sub-processor option passed to ibm, client-architecture-support
  brcmsmac: Initialize power in brcms_c_stf_ss_algo_channel_get()
  brcmsmac: Free packet if dma_mapping_error() fails in dma_rxfill
  brcmfmac: Fix glob_skb leak in brcmf_sdiod_recv_chain
  ASoC: Intel: Skylake: Fix error return code in skl_probe()
  pNFS/flexfiles: Fix layoutcommit after a commit to DS
  pNFS/files: Fix layoutcommit after a commit to DS
  NFS: Don't drop CB requests with invalid principals
  svc: Avoid garbage replies when pc_func() returns rpc_drop_reply
  dmaengine: at_xdmac: fix debug string
  fnic: pci_dma_mapping_error() doesn't return an error code
  avr32: off by one in at32_init_pio()
  ath9k: Fix programming of minCCA power threshold
  gspca: avoid unused variable warnings
  em28xx-i2c: rt_mutex_trylock() returns zero on failure
  NFC: fdp: Detect errors from fdp_nci_create_conn()
  iwlmvm: mvm: set correct state in smart-fifo configuration
  tile: Define AT_VECTOR_SIZE_ARCH for ARCH_DLINFO
  pstore: drop file opened reference count
  blk-mq: actually hook up defer list when running requests
  hwrng: omap - Fix assumption that runtime_get_sync will always succeed
  ARM: sa1111: fix pcmcia suspend/resume
  ARM: shmobile: fix regulator quirk for Gen2
  ARM: sa1100: clear reset status prior to reboot
  ARM: sa1100: fix 3.6864MHz clock
  ARM: sa1100: register clocks early
  ARM: sun5i: Fix typo in trip point temperature
  regulator: qcom_smd: Fix voltage ranges for pm8x41
  regulator: qcom_spmi: Update mvs1/mvs2 switches on pm8941
  regulator: qcom_spmi: Add support for get_mode/set_mode on switches
  regulator: qcom_spmi: Add support for S4 supply on pm8941
  tpm: fix byte-order for the value read by tpm2_get_tpm_pt
  printk: fix parsing of "brl=" option
  MIPS: uprobes: fix use of uninitialised variable
  MIPS: Malta: Fix IOCU disable switch read for MIPS64
  MIPS: fix uretprobe implementation
  MIPS: uprobes: remove incorrect set_orig_insn
  arm64: debug: avoid resetting stepping state machine when TIF_SINGLESTEP
  ARM: 8618/1: decompressor: reset ttbcr fields to use TTBR0 on ARMv7
  irqchip/gicv3: Silence noisy DEBUG_PER_CPU_MAPS warning
  gpio: sa1100: fix irq probing for ucb1x00
  usb: gadget: fsl_qe_udc: signedness bug in qe_get_frame()
  ceph: fix race during filling readdir cache
  iwlwifi: mvm: don't use ret when not initialised
  iwlwifi: pcie: fix access to scratch buffer
  spi: sh-msiof: Avoid invalid clock generator parameters
  hwmon: (adt7411) set bit 3 in CFG1 register
  nvmem: Declare nvmem_cell_read() consistently
  ipvs: fix bind to link-local mcast IPv6 address in backup
  tools/vm/slabinfo: fix an unintentional printf
  mmc: pxamci: fix potential oops
  drivers/perf: arm_pmu: Fix leak in error path
  pinctrl: Flag strict is a field in struct pinmux_ops
  pinctrl: uniphier: fix .pin_dbg_show() callback
  i40e: avoid null pointer dereference
  perf/core: Fix pmu::filter_match for SW-led groups
  iwlwifi: mvm: fix a few firmware capability checks
  usb: musb: fix DMA for host mode
  usb: musb: Fix DMA desired mode for Mentor DMA engine
  ARM: 8617/1: dma: fix dma_max_pfn()
  ARM: 8616/1: dt: Respect property size when parsing CPUs
  drm/radeon/si/dpm: add workaround for for Jet parts
  drm/nouveau/fifo/nv04: avoid ramht race against cookie insertion
  x86/boot: Initialize FPU and X86_FEATURE_ALWAYS even if we don't have CPUID
  x86/init: Fix cr4_init_shadow() on CR4-less machines
  can: dev: fix deadlock reported after bus-off
  mm,ksm: fix endless looping in allocating memory when ksm enable
  mtd: nand: davinci: Reinitialize the HW ECC engine in 4bit hwctl
  cpuset: handle race between CPU hotplug and cpuset_hotplug_work
  usercopy: fold builtin_const check into inline function
  Linux 4.4.23
  hostfs: Freeing an ERR_PTR in hostfs_fill_sb_common()
  qxl: check for kmap failures
  power: supply: max17042_battery: fix model download bug.
  power_supply: tps65217-charger: fix missing platform_set_drvdata()
  PM / hibernate: Fix rtree_next_node() to avoid walking off list ends
  PM / hibernate: Restore processor state before using per-CPU variables
  MIPS: paravirt: Fix undefined reference to smp_bootstrap
  MIPS: Add a missing ".set pop" in an early commit
  MIPS: Avoid a BUG warning during prctl(PR_SET_FP_MODE, ...)
  MIPS: Remove compact branch policy Kconfig entries
  MIPS: vDSO: Fix Malta EVA mapping to vDSO page structs
  MIPS: SMP: Fix possibility of deadlock when bringing CPUs online
  MIPS: Fix pre-r6 emulation FPU initialisation
  i2c: qup: skip qup_i2c_suspend if the device is already runtime suspended
  i2c-eg20t: fix race between i2c init and interrupt enable
  btrfs: ensure that file descriptor used with subvol ioctls is a dir
  nl80211: validate number of probe response CSA counters
  can: flexcan: fix resume function
  mm: delete unnecessary and unsafe init_tlb_ubc()
  tracing: Move mutex to protect against resetting of seq data
  fix memory leaks in tracing_buffers_splice_read()
  power: reset: hisi-reboot: Unmap region obtained by of_iomap
  mtd: pmcmsp-flash: Allocating too much in init_msp_flash()
  mtd: maps: sa1100-flash: potential NULL dereference
  fix fault_in_multipages_...() on architectures with no-op access_ok()
  fanotify: fix list corruption in fanotify_get_response()
  fsnotify: add a way to stop queueing events on group shutdown
  xfs: prevent dropping ioend completions during buftarg wait
  autofs: use dentry flags to block walks during expire
  autofs races
  pwm: Mark all devices as "might sleep"
  bridge: re-introduce 'fix parsing of MLDv2 reports'
  net: smc91x: fix SMC accesses
  Revert "phy: IRQ cannot be shared"
  net: dsa: bcm_sf2: Fix race condition while unmasking interrupts
  net/mlx5: Added missing check of msg length in verifying its signature
  tipc: fix NULL pointer dereference in shutdown()
  net/irda: handle iriap_register_lsap() allocation failure
  vti: flush x-netns xfrm cache when vti interface is removed
  af_unix: split 'u->readlock' into two: 'iolock' and 'bindlock'
  Revert "af_unix: Fix splice-bind deadlock"
  bonding: Fix bonding crash
  megaraid: fix null pointer check in megasas_detach_one().
  nouveau: fix nv40_perfctr_next() cleanup regression
  Staging: iio: adc: fix indent on break statement
  iwlegacy: avoid warning about missing braces
  ath9k: fix misleading indentation
  am437x-vfpe: fix typo in vpfe_get_app_input_index
  Add braces to avoid "ambiguous ‘else’" compiler warnings
  net: caif: fix misleading indentation
  Makefile: Mute warning for __builtin_return_address(>0) for tracing only
  Disable "frame-address" warning
  Disable "maybe-uninitialized" warning globally
  gcov: disable -Wmaybe-uninitialized warning
  Kbuild: disable 'maybe-uninitialized' warning for CONFIG_PROFILE_ALL_BRANCHES
  kbuild: forbid kernel directory to contain spaces and colons
  tools: Support relative directory path for 'O='
  Makefile: revert "Makefile: Document ability to make file.lst and file.S" partially
  kbuild: Do not run modules_install and install in paralel
  ocfs2: fix start offset to ocfs2_zero_range_for_truncate()
  ocfs2/dlm: fix race between convert and migration
  crypto: echainiv - Replace chaining with multiplication
  crypto: skcipher - Fix blkcipher walk OOM crash
  crypto: arm/aes-ctr - fix NULL dereference in tail processing
  crypto: arm64/aes-ctr - fix NULL dereference in tail processing
  tcp: properly scale window in tcp_v[46]_reqsk_send_ack()
  tcp: fix use after free in tcp_xmit_retransmit_queue()
  tcp: cwnd does not increase in TCP YeAH
  ipv6: release dst in ping_v6_sendmsg
  ipv4: panic in leaf_walk_rcu due to stale node pointer
  reiserfs: fix "new_insert_key may be used uninitialized ..."
  Fix build warning in kernel/cpuset.c
  include/linux/kernel.h: change abs() macro so it uses consistent return type
  Linux 4.4.22
  openrisc: fix the fix of copy_from_user()
  avr32: fix 'undefined reference to `___copy_from_user'
  ia64: copy_from_user() should zero the destination on access_ok() failure
  genirq/msi: Fix broken debug output
  ppc32: fix copy_from_user()
  sparc32: fix copy_from_user()
  mn10300: copy_from_user() should zero on access_ok() failure...
  nios2: copy_from_user() should zero the tail of destination
  openrisc: fix copy_from_user()
  parisc: fix copy_from_user()
  metag: copy_from_user() should zero the destination on access_ok() failure
  alpha: fix copy_from_user()
  asm-generic: make copy_from_user() zero the destination properly
  mips: copy_from_user() must zero the destination on access_ok() failure
  hexagon: fix strncpy_from_user() error return
  sh: fix copy_from_user()
  score: fix copy_from_user() and friends
  blackfin: fix copy_from_user()
  cris: buggered copy_from_user/copy_to_user/clear_user
  frv: fix clear_user()
  asm-generic: make get_user() clear the destination on errors
  ARC: uaccess: get_user to zero out dest in cause of fault
  s390: get_user() should zero on failure
  score: fix __get_user/get_user
  nios2: fix __get_user()
  sh64: failing __get_user() should zero
  m32r: fix __get_user()
  mn10300: failing __get_user() and get_user() should zero
  fix minor infoleak in get_user_ex()
  microblaze: fix copy_from_user()
  avr32: fix copy_from_user()
  microblaze: fix __get_user()
  fix iov_iter_fault_in_readable()
  irqchip/atmel-aic: Fix potential deadlock in ->xlate()
  genirq: Provide irq_gc_{lock_irqsave,unlock_irqrestore}() helpers
  drm: Only use compat ioctl for addfb2 on X86/IA64
  drm: atmel-hlcdc: Fix vertical scaling
  net: simplify napi_synchronize() to avoid warnings
  kconfig: tinyconfig: provide whole choice blocks to avoid warnings
  soc: qcom/spm: shut up uninitialized variable warning
  pinctrl: at91-pio4: use %pr format string for resource
  mmc: dw_mmc: use resource_size_t to store physical address
  drm/i915: Avoid pointer arithmetic in calculating plane surface offset
  mpssd: fix buffer overflow warning
  gma500: remove annoying deprecation warning
  ipv6: addrconf: fix dev refcont leak when DAD failed
  sched/core: Fix a race between try_to_wake_up() and a woken up task
  Revert "wext: Fix 32 bit iwpriv compatibility issue with 64 bit Kernel"
  ath9k: fix using sta->drv_priv before initializing it
  md-cluster: make md-cluster also can work when compiled into kernel
  xhci: fix null pointer dereference in stop command timeout function
  fuse: direct-io: don't dirty ITER_BVEC pages
  Btrfs: remove root_log_ctx from ctx list before btrfs_sync_log returns
  crypto: cryptd - initialize child shash_desc on import
  arm64: spinlocks: implement smp_mb__before_spinlock() as smp_mb()
  pinctrl: sunxi: fix uart1 CTS/RTS pins at PG on A23/A33
  pinctrl: pistachio: fix mfio pll_lock pinmux
  dm crypt: fix error with too large bios
  dm log writes: move IO accounting earlier to fix error path
  dm log writes: fix check of kthread_run() return value
  bus: arm-ccn: Fix XP watchpoint settings bitmask
  bus: arm-ccn: Do not attempt to configure XPs for cycle counter
  bus: arm-ccn: Fix PMU handling of MN
  ARM: dts: STiH407-family: Provide interconnect clock for consumption in ST SDHCI
  ARM: dts: overo: fix gpmc nand on boards with ethernet
  ARM: dts: overo: fix gpmc nand cs0 range
  ARM: dts: imx6qdl: Fix SPDIF regression
  ARM: OMAP3: hwmod data: Add sysc information for DSI
  ARM: kirkwood: ib62x0: fix size of u-boot environment partition
  ARM: imx6: add missing BM_CLPCR_BYPASS_PMIC_READY setting for imx6sx
  ARM: imx6: add missing BM_CLPCR_BYP_MMDC_CH0_LPM_HS setting for imx6ul
  ARM: AM43XX: hwmod: Fix RSTST register offset for pruss
  cpuset: make sure new tasks conform to the current config of the cpuset
  net: thunderx: Fix OOPs with ethtool --register-dump
  USB: change bInterval default to 10 ms
  ARM: dts: STiH410: Handle interconnect clock required by EHCI/OHCI (USB)
  usb: chipidea: udc: fix NULL ptr dereference in isr_setup_status_phase
  usb: renesas_usbhs: fix clearing the {BRDY,BEMP}STS condition
  USB: serial: simple: add support for another Infineon flashloader
  serial: 8250: added acces i/o products quad and octal serial cards
  serial: 8250_mid: fix divide error bug if baud rate is 0
  iio: ensure ret is initialized to zero before entering do loop
  iio:core: fix IIO_VAL_FRACTIONAL sign handling
  iio: accel: kxsd9: Fix scaling bug
  iio: fix pressure data output unit in hid-sensor-attributes
  iio: accel: bmc150: reset chip at init time
  iio: adc: at91: unbreak channel adc channel 3
  iio: ad799x: Fix buffered capture for ad7991/ad7995/ad7999
  iio: adc: ti_am335x_adc: Increase timeout value waiting for ADC sample
  iio: adc: ti_am335x_adc: Protect FIFO1 from concurrent access
  iio: adc: rockchip_saradc: reset saradc controller before programming it
  iio: proximity: as3935: set up buffer timestamps for non-zero values
  iio: accel: kxsd9: Fix raw read return
  kvm-arm: Unmap shadow pagetables properly
  x86/AMD: Apply erratum 665 on machines without a BIOS fix
  x86/paravirt: Do not trace _paravirt_ident_*() functions
  ARC: mm: fix build breakage with STRICT_MM_TYPECHECKS
  IB/uverbs: Fix race between uverbs_close and remove_one
  dm flakey: fix reads to be issued if drop_writes configured
  audit: fix exe_file access in audit_exe_compare
  mm: introduce get_task_exe_file
  kexec: fix double-free when failing to relocate the purgatory
  NFSv4.1: Fix the CREATE_SESSION slot number accounting
  pNFS: Ensure LAYOUTGET and LAYOUTRETURN are properly serialised
  nfsd: Close race between nfsd4_release_lockowner and nfsd4_lock
  NFSv4.x: Fix a refcount leak in nfs_callback_up_net
  pNFS: The client must not do I/O to the DS if it's lease has expired
  kernfs: don't depend on d_find_any_alias() when generating notifications
  powerpc/mm: Don't alias user region to other regions below PAGE_OFFSET
  powerpc/powernv : Drop reference added by kset_find_obj()
  powerpc/tm: do not use r13 for tabort_syscall
  tipc: move linearization of buffers to generic code
  lightnvm: put bio before return
  fscrypto: require write access to mount to set encryption policy
  Revert "KVM: x86: fix missed hardware breakpoints"
  MIPS: KVM: Check for pfn noslot case
  clocksource/drivers/sun4i: Clear interrupts after stopping timer in probe function
  fscrypto: add authorization check for setting encryption policy
  ext4: use __GFP_NOFAIL in ext4_free_blocks()

Conflicts:
	arch/arm/kernel/devtree.c
	arch/arm64/Kconfig
	arch/arm64/kernel/arm64ksyms.c
	arch/arm64/kernel/psci.c
	arch/arm64/mm/fault.c
	drivers/android/binder.c
	drivers/usb/host/xhci-hub.c
	fs/ext4/readpage.c
	include/linux/mmc/core.h
	include/linux/mmzone.h
	mm/memcontrol.c
	net/core/filter.c
	net/netlink/af_netlink.c
	net/netlink/af_netlink.h

Change-Id: I99fe7a0914e83e284b11b33185b71448a8999d1f
Signed-off-by: Runmin Wang <runminw@codeaurora.org>
Signed-off-by: Blagovest Kolenichev <bkolenichev@codeaurora.org>
2017-02-28 17:10:49 -08:00
Laura Abbott
9c2442a7a9 arm: highmem: Add support for flushing kmap_atomic mappings
The highmem code provides kmap_flush_unused to ensure all kmap
mappings are really removed if they are unused. This code does not
handle kmap_atomic mappings since they are managed separately.
This prevents an issue for any code which relies on having absolutely
no mappings for a particular page. Rather than pay the penalty of
having CONFIG_DEBUG_HIGHMEM on all the time, add functionality
to remove the kmap_atomic mappings in a similar way to kmap_flush_unused.

Change-Id: Ieb25da809b377b1fae1629e2cb75f8aebc1c1bca
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
2017-02-08 13:40:38 +05:30
Runmin Wang
efbe378b81 Merge branch 'v4.4-16.09-android-tmp' into lsk-v4.4-16.09-android
* v4.4-16.09-android-tmp:
  unsafe_[get|put]_user: change interface to use a error target label
  usercopy: remove page-spanning test for now
  usercopy: fix overlap check for kernel text
  mm/slub: support left redzone
  Linux 4.4.21
  lib/mpi: mpi_write_sgl(): fix skipping of leading zero limbs
  regulator: anatop: allow regulator to be in bypass mode
  hwrng: exynos - Disable runtime PM on probe failure
  cpufreq: Fix GOV_LIMITS handling for the userspace governor
  metag: Fix atomic_*_return inline asm constraints
  scsi: fix upper bounds check of sense key in scsi_sense_key_string()
  ALSA: timer: fix NULL pointer dereference on memory allocation failure
  ALSA: timer: fix division by zero after SNDRV_TIMER_IOCTL_CONTINUE
  ALSA: timer: fix NULL pointer dereference in read()/ioctl() race
  ALSA: hda - Enable subwoofer on Dell Inspiron 7559
  ALSA: hda - Add headset mic quirk for Dell Inspiron 5468
  ALSA: rawmidi: Fix possible deadlock with virmidi registration
  ALSA: fireworks: accessing to user space outside spinlock
  ALSA: firewire-tascam: accessing to user space outside spinlock
  ALSA: usb-audio: Add sample rate inquiry quirk for B850V3 CP2114
  crypto: caam - fix IV loading for authenc (giv)decryption
  uprobes: Fix the memcg accounting
  x86/apic: Do not init irq remapping if ioapic is disabled
  vhost/scsi: fix reuse of &vq->iov[out] in response
  bcache: RESERVE_PRIO is too small by one when prio_buckets() is a power of two.
  ubifs: Fix assertion in layout_in_gaps()
  ovl: fix workdir creation
  ovl: listxattr: use strnlen()
  ovl: remove posix_acl_default from workdir
  ovl: don't copy up opaqueness
  wrappers for ->i_mutex access
  lustre: remove unused declaration
  timekeeping: Avoid taking lock in NMI path with CONFIG_DEBUG_TIMEKEEPING
  timekeeping: Cap array access in timekeeping_debug
  xfs: fix superblock inprogress check
  ASoC: atmel_ssc_dai: Don't unconditionally reset SSC on stream startup
  drm/msm: fix use of copy_from_user() while holding spinlock
  drm: Reject page_flip for !DRIVER_MODESET
  drm/radeon: fix radeon_move_blit on 32bit systems
  s390/sclp_ctl: fix potential information leak with /dev/sclp
  rds: fix an infoleak in rds_inc_info_copy
  powerpc/tm: Avoid SLB faults in treclaim/trecheckpoint when RI=0
  nvme: Call pci_disable_device on the error path.
  cgroup: reduce read locked section of cgroup_threadgroup_rwsem during fork
  block: make sure a big bio is split into at most 256 bvecs
  block: Fix race triggered by blk_set_queue_dying()
  ext4: avoid modifying checksum fields directly during checksum verification
  ext4: avoid deadlock when expanding inode size
  ext4: properly align shifted xattrs when expanding inodes
  ext4: fix xattr shifting when expanding inodes part 2
  ext4: fix xattr shifting when expanding inodes
  ext4: validate that metadata blocks do not overlap superblock
  net: Use ns_capable_noaudit() when determining net sysctl permissions
  kernel: Add noaudit variant of ns_capable()
  KEYS: Fix ASN.1 indefinite length object parsing
  drivers:hv: Lock access to hyperv_mmio resource tree
  cxlflash: Move to exponential back-off when cmd_room is not available
  netfilter: x_tables: check for size overflow
  drm/amdgpu/cz: enable/disable vce dpm even if vce pg is disabled
  cred: Reject inodes with invalid ids in set_create_file_as()
  fs: Check for invalid i_uid in may_follow_link()
  IB/IPoIB: Do not set skb truesize since using one linearskb
  udp: properly support MSG_PEEK with truncated buffers
  crypto: nx-842 - Mask XERS0 bit in return value
  cxlflash: Fix to avoid virtual LUN failover failure
  cxlflash: Fix to escalate LINK_RESET also on port 1
  tipc: fix nl compat regression for link statistics
  tipc: fix an infoleak in tipc_nl_compat_link_dump
  netfilter: x_tables: check for size overflow
  Bluetooth: Add support for Intel Bluetooth device 8265 [8087:0a2b]
  drm/i915: Check VBT for port presence in addition to the strap on VLV/CHV
  drm/i915: Only ignore eDP ports that are connected
  Input: xpad - move pending clear to the correct location
  net: thunderx: Fix link status reporting
  x86/hyperv: Avoid reporting bogus NMI status for Gen2 instances
  crypto: vmx - IV size failing on skcipher API
  tda10071: Fix dependency to REGMAP_I2C
  crypto: vmx - Fix ABI detection
  crypto: vmx - comply with ABIs that specify vrsave as reserved.
  HID: core: prevent out-of-bound readings
  lpfc: Fix DMA faults observed upon plugging loopback connector
  block: fix blk_rq_get_max_sectors for driver private requests
  irqchip/gicv3-its: numa: Enable workaround for Cavium thunderx erratum 23144
  clocksource: Allow unregistering the watchdog
  btrfs: Continue write in case of can_not_nocow
  blk-mq: End unstarted requests on dying queue
  cxlflash: Fix to resolve dead-lock during EEH recovery
  drm/radeon/mst: fix regression in lane/link handling.
  ecryptfs: fix handling of directory opening
  ALSA: hda: add AMD Polaris-10/11 AZ PCI IDs with proper driver caps
  drm: Balance error path for GEM handle allocation
  ntp: Fix ADJ_SETOFFSET being used w/ ADJ_NANO
  time: Verify time values in adjtimex ADJ_SETOFFSET to avoid overflow
  Input: xpad - correctly handle concurrent LED and FF requests
  net: thunderx: Fix receive packet stats
  net: thunderx: Fix for multiqset not configured upon interface toggle
  perf/x86/cqm: Fix CQM memory leak and notifier leak
  perf/x86/cqm: Fix CQM handling of grouping events into a cache_group
  s390/crypto: provide correct file mode at device register.
  proc: revert /proc/<pid>/maps [stack:TID] annotation
  intel_idle: Support for Intel Xeon Phi Processor x200 Product Family
  cxlflash: Fix to avoid unnecessary scan with internal LUNs
  Drivers: hv: vmbus: don't manipulate with clocksources on crash
  Drivers: hv: vmbus: avoid scheduling in interrupt context in vmbus_initiate_unload()
  Drivers: hv: vmbus: avoid infinite loop in init_vp_index()
  arcmsr: fixes not release allocated resource
  arcmsr: fixed getting wrong configuration data
  s390/pci_dma: fix DMA table corruption with > 4 TB main memory
  net/mlx5e: Don't modify CQ before it was created
  net/mlx5e: Don't try to modify CQ moderation if it is not supported
  mmc: sdhci: Do not BUG on invalid vdd
  UVC: Add support for R200 depth camera
  sched/numa: Fix use-after-free bug in the task_numa_compare
  ALSA: hda - add codec support for Kabylake display audio codec
  drm/i915: Fix hpd live status bits for g4x
  tipc: fix nullptr crash during subscription cancel
  arm64: Add workaround for Cavium erratum 27456
  net: thunderx: Fix for Qset error due to CQ full
  drm/radeon: fix dp link rate selection (v2)
  drm/amdgpu: fix dp link rate selection (v2)
  qla2xxx: Use ATIO type to send correct tmr response
  mmc: sdhci: 64-bit DMA actually has 4-byte alignment
  drm/atomic: Do not unset crtc when an encoder is stolen
  drm/i915/skl: Add missing SKL ids
  drm/i915/bxt: update list of PCIIDs
  hrtimer: Catch illegal clockids
  i40e/i40evf: Fix RSS rx-flow-hash configuration through ethtool
  mpt3sas: Fix for Asynchronous completion of timedout IO and task abort of timedout IO.
  mpt3sas: A correction in unmap_resources
  net: cavium: liquidio: fix check for in progress flag
  arm64: KVM: Configure TCR_EL2.PS at runtime
  irqchip/gic-v3: Make sure read from ICC_IAR1_EL1 is visible on redestributor
  pwm: lpc32xx: fix and simplify duty cycle and period calculations
  pwm: lpc32xx: correct number of PWM channels from 2 to 1
  pwm: fsl-ftm: Fix clock enable/disable when using PM
  megaraid_sas: Add an i/o barrier
  megaraid_sas: Fix SMAP issue
  megaraid_sas: Do not allow PCI access during OCR
  s390/cio: update measurement characteristics
  s390/cio: ensure consistent measurement state
  s390/cio: fix measurement characteristics memleak
  qeth: initialize net_device with carrier off
  lpfc: Fix external loopback failure.
  lpfc: Fix mbox reuse in PLOGI completion
  lpfc: Fix RDP Speed reporting.
  lpfc: Fix crash in fcp command completion path.
  lpfc: Fix driver crash when module parameter lpfc_fcp_io_channel set to 16
  lpfc: Fix RegLogin failed error seen on Lancer FC during port bounce
  lpfc: Fix the FLOGI discovery logic to comply with T11 standards
  lpfc: Fix FCF Infinite loop in lpfc_sli4_fcf_rr_next_index_get.
  cxl: Enable PCI device ID for future IBM CXL adapter
  cxl: fix build for GCC 4.6.x
  cxlflash: Enable device id for future IBM CXL adapter
  cxlflash: Resolve oops in wait_port_offline
  cxlflash: Fix to resolve cmd leak after host reset
  cxl: Fix DSI misses when the context owning task exits
  cxl: Fix possible idr warning when contexts are released
  Drivers: hv: vmbus: fix rescind-offer handling for device without a driver
  Drivers: hv: vmbus: serialize process_chn_event() and vmbus_close_internal()
  Drivers: hv: vss: run only on supported host versions
  drivers/hv: cleanup synic msrs if vmbus connect failed
  Drivers: hv: util: catch allocation errors
  tools: hv: report ENOSPC errors in hv_fcopy_daemon
  Drivers: hv: utils: run polling callback always in interrupt context
  Drivers: hv: util: Increase the timeout for util services
  lightnvm: fix missing grown bad block type
  lightnvm: fix locking and mempool in rrpc_lun_gc
  lightnvm: unlock rq and free ppa_list on submission fail
  lightnvm: add check after mempool allocation
  lightnvm: fix incorrect nr_free_blocks stat
  lightnvm: fix bio submission issue
  cxlflash: a couple off by one bugs
  fm10k: Cleanup exception handling for mailbox interrupt
  fm10k: Cleanup MSI-X interrupts in case of failure
  fm10k: reinitialize queuing scheme after calling init_hw
  fm10k: always check init_hw for errors
  fm10k: reset max_queues on init_hw_vf failure
  fm10k: Fix handling of NAPI budget when multiple queues are enabled per vector
  fm10k: Correct MTU for jumbo frames
  fm10k: do not assume VF always has 1 queue
  clk: xgene: Fix divider with non-zero shift value
  e1000e: fix division by zero on jumbo MTUs
  e1000: fix data race between tx_ring->next_to_clean
  ixgbe: Fix handling of NAPI budget when multiple queues are enabled per vector
  igb: fix NULL derefs due to skipped SR-IOV enabling
  igb: use the correct i210 register for EEMNGCTL
  igb: don't unmap NULL hw_addr
  i40e: Fix Rx hash reported to the stack by our driver
  i40e: clean whole mac filter list
  i40evf: check rings before freeing resources
  i40e: don't add zero MAC filter
  i40e: properly delete VF MAC filters
  i40e: Fix memory leaks, sideband filter programming
  i40e: fix: do not sleep in netdev_ops
  i40e/i40evf: Fix RS bit update in Tx path and disable force WB workaround
  i40evf: handle many MAC filters correctly
  i40e: Workaround fix for mss < 256 issue
  UPSTREAM: audit: fix a double fetch in audit_log_single_execve_arg()
  UPSTREAM: ARM: 8494/1: mm: Enable PXN when running non-LPAE kernel on LPAE processor
  FIXUP: sched/tune: update accouting before CPU capacity
  FIXUP: sched/tune: add fixes missing from a previous patch
  arm: Fix #if/#ifdef typo in topology.c
  arm: Fix build error "conflicting types for 'scale_cpu_capacity'"
  sched/walt: use do_div instead of division operator
  DEBUG: cpufreq: fix cpu_capacity tracing build for non-smp systems
  sched/walt: include missing header for arm_timer_read_counter()
  cpufreq: Kconfig: Fixup incorrect selection by CPU_FREQ_DEFAULT_GOV_SCHED
  sched/fair: Avoid redundant idle_cpu() call in update_sg_lb_stats()
  FIXUP: sched: scheduler-driven cpu frequency selection
  sched/rt: Add Kconfig option to enable panicking for RT throttling
  sched/rt: print RT tasks when RT throttling is activated
  UPSTREAM: sched: Fix a race between __kthread_bind() and sched_setaffinity()
  sched/fair: Favor higher cpus only for boosted tasks
  vmstat: make vmstat_updater deferrable again and shut down on idle
  sched/fair: call OPP update when going idle after migration
  sched/cpufreq_sched: fix thermal capping events
  sched/fair: Picking cpus with low OPPs for tasks that prefer idle CPUs
  FIXUP: sched/tune: do initialization as a postcore_initicall
  DEBUG: sched: add tracepoint for RD overutilized
  sched/tune: Introducing a new schedtune attribute prefer_idle
  sched: use util instead of capacity to select busy cpu
  arch_timer: add error handling when the MPM global timer is cleared
  FIXUP: sched: Fix double-release of spinlock in move_queued_task
  FIXUP: sched/fair: Fix hang during suspend in sched_group_energy
  FIXUP: sched: fix SchedFreq integration for both PELT and WALT
  sched: EAS: Avoid causing spikes to max-freq unnecessarily
  FIXUP: sched: fix set_cfs_cpu_capacity when WALT is in use
  sched/walt: Accounting for number of irqs pending on each core
  sched: Introduce Window Assisted Load Tracking (WALT)
  sched/tune: fix PB and PC cuts indexes definition
  sched/fair: optimize idle cpu selection for boosted tasks
  FIXUP: sched/tune: fix accounting for runnable tasks
  sched/tune: use a single initialisation function
  sched/{fair,tune}: simplify fair.c code
  FIXUP: sched/tune: fix payoff calculation for boost region
  sched/tune: Add support for negative boost values
  FIX: sched/tune: move schedtune_nornalize_energy into fair.c
  FIX: sched/tune: update usage of boosted task utilisation on CPU selection
  sched/fair: add tunable to set initial task load
  sched/fair: add tunable to force selection at cpu granularity
  sched: EAS: take cstate into account when selecting idle core
  sched/cpufreq_sched: Consolidated update
  FIXUP: sched: fix build for non-SMP target
  DEBUG: sched/tune: add tracepoint on P-E space filtering
  DEBUG: sched/tune: add tracepoint for energy_diff() values
  DEBUG: sched/tune: add tracepoint for task boost signal
  arm: topology: Define TC2 energy and provide it to the scheduler
  CHROMIUM: sched: update the average of nr_running
  DEBUG: schedtune: add tracepoint for schedtune_tasks_update() values
  DEBUG: schedtune: add tracepoint for CPU boost signal
  DEBUG: schedtune: add tracepoint for SchedTune configuration update
  DEBUG: sched: add energy procfs interface
  DEBUG: sched,cpufreq: add cpu_capacity change tracepoint
  DEBUG: sched: add tracepoint for CPU load/util signals
  DEBUG: sched: add tracepoint for task load/util signals
  DEBUG: sched: add tracepoint for cpu/freq scale invariance
  sched/fair: filter energy_diff() based on energy_payoff value
  sched/tune: add support to compute normalized energy
  sched/fair: keep track of energy/capacity variations
  sched/fair: add boosted task utilization
  sched/{fair,tune}: track RUNNABLE tasks impact on per CPU boost value
  sched/tune: compute and keep track of per CPU boost value
  sched/tune: add initial support for CGroups based boosting
  sched/fair: add boosted CPU usage
  sched/fair: add function to convert boost value into "margin"
  sched/tune: add sysctl interface to define a boost value
  sched/tune: add detailed documentation
  fixup! sched/fair: jump to max OPP when crossing UP threshold
  fixup! sched: scheduler-driven cpu frequency selection
  sched: rt scheduler sets capacity requirement
  sched: deadline: use deadline bandwidth in scale_rt_capacity
  sched: remove call of sched_avg_update from sched_rt_avg_update
  sched/cpufreq_sched: add trace events
  sched/fair: jump to max OPP when crossing UP threshold
  sched/fair: cpufreq_sched triggers for load balancing
  sched/{core,fair}: trigger OPP change request on fork()
  sched/fair: add triggers for OPP change requests
  sched: scheduler-driven cpu frequency selection
  cpufreq: introduce cpufreq_driver_is_slow
  sched: Consider misfit tasks when load-balancing
  sched: Add group_misfit_task load-balance type
  sched: Add per-cpu max capacity to sched_group_capacity
  sched: Do eas idle balance regardless of the rq avg idle value
  arm64: Enable max freq invariant scheduler load-tracking and capacity support
  arm: Enable max freq invariant scheduler load-tracking and capacity support
  sched: Update max cpu capacity in case of max frequency constraints
  cpufreq: Max freq invariant scheduler load-tracking and cpu capacity support
  arm64, topology: Updates to use DT bindings for EAS costing data
  sched: Support for extracting EAS energy costs from DT
  Documentation: DT bindings for energy model cost data required by EAS
  sched: Disable energy-unfriendly nohz kicks
  sched: Consider a not over-utilized energy-aware system as balanced
  sched: Energy-aware wake-up task placement
  sched: Determine the current sched_group idle-state
  sched, cpuidle: Track cpuidle state index in the scheduler
  sched: Add over-utilization/tipping point indicator
  sched: Estimate energy impact of scheduling decisions
  sched: Extend sched_group_energy to test load-balancing decisions
  sched: Calculate energy consumption of sched_group
  sched: Highest energy aware balancing sched_domain level pointer
  sched: Relocated cpu_util() and change return type
  sched: Compute cpu capacity available at current frequency
  arm64: Cpu invariant scheduler load-tracking and capacity support
  arm: Cpu invariant scheduler load-tracking and capacity support
  sched: Introduce SD_SHARE_CAP_STATES sched_domain flag
  sched: Initialize energy data structures
  sched: Introduce energy data structures
  sched: Make energy awareness a sched feature
  sched: Documentation for scheduler energy cost model
  sched: Prevent unnecessary active balance of single task in sched group
  sched: Enable idle balance to pull single task towards cpu with higher capacity
  sched: Consider spare cpu capacity at task wake-up
  sched: Add cpu capacity awareness to wakeup balancing
  sched: Store system-wide maximum cpu capacity in root domain
  arm: Update arch_scale_cpu_capacity() to reflect change to define
  arm64: Enable frequency invariant scheduler load-tracking support
  arm: Enable frequency invariant scheduler load-tracking support
  cpufreq: Frequency invariant scheduler load-tracking support
  sched/fair: Fix new task's load avg removed from source CPU in wake_up_new_task()
  FROMLIST: pstore: drop pmsg bounce buffer
  UPSTREAM: usercopy: remove page-spanning test for now
  UPSTREAM: usercopy: force check_object_size() inline
  BACKPORT: usercopy: fold builtin_const check into inline function
  UPSTREAM: x86/uaccess: force copy_*_user() to be inlined
  UPSTREAM: HID: core: prevent out-of-bound readings
  Android: Fix build breakages.
  UPSTREAM: tty: Prevent ldisc drivers from re-using stale tty fields
  UPSTREAM: netfilter: nfnetlink: correctly validate length of batch messages
  cpuset: Make cpusets restore on hotplug
  UPSTREAM: mm/slub: support left redzone
  UPSTREAM: Make the hardened user-copy code depend on having a hardened allocator
  Android: MMC/UFS IO Latency Histograms.
  UPSTREAM: usercopy: fix overlap check for kernel text
  UPSTREAM: usercopy: avoid potentially undefined behavior in pointer math
  UPSTREAM: unsafe_[get|put]_user: change interface to use a error target label
  BACKPORT: arm64: mm: fix location of _etext
  BACKPORT: ARM: 8583/1: mm: fix location of _etext
  BACKPORT: Don't show empty tag stats for unprivileged uids
  UPSTREAM: tcp: fix use after free in tcp_xmit_retransmit_queue()
  ANDROID: base-cfg: drop SECCOMP_FILTER config
  UPSTREAM: [media] xc2028: unlock on error in xc2028_set_config()
  UPSTREAM: [media] xc2028: avoid use after free
  ANDROID: base-cfg: enable SECCOMP config
  ANDROID: rcu_sync: Export rcu_sync_lockdep_assert
  RFC: FROMLIST: cgroup: reduce read locked section of cgroup_threadgroup_rwsem during fork
  RFC: FROMLIST: cgroup: avoid synchronize_sched() in __cgroup_procs_write()
  RFC: FROMLIST: locking/percpu-rwsem: Optimize readers and reduce global impact
  net: ipv6: Fix ping to link-local addresses.
  ipv6: fix endianness error in icmpv6_err
  ANDROID: dm: android-verity: Allow android-verity to be compiled as an independent module
  backporting: a brief introduce of backported feautures on 4.4
  Linux 4.4.20
  sysfs: correctly handle read offset on PREALLOC attrs
  hwmon: (iio_hwmon) fix memory leak in name attribute
  ALSA: line6: Fix POD sysfs attributes segfault
  ALSA: line6: Give up on the lock while URBs are released.
  ALSA: line6: Remove double line6_pcm_release() after failed acquire.
  ACPI / SRAT: fix SRAT parsing order with both LAPIC and X2APIC present
  ACPI / sysfs: fix error code in get_status()
  ACPI / drivers: replace acpi_probe_lock spinlock with mutex
  ACPI / drivers: fix typo in ACPI_DECLARE_PROBE_ENTRY macro
  staging: comedi: ni_mio_common: fix wrong insn_write handler
  staging: comedi: ni_mio_common: fix AO inttrig backwards compatibility
  staging: comedi: comedi_test: fix timer race conditions
  staging: comedi: daqboard2000: bug fix board type matching code
  USB: serial: option: add WeTelecom 0x6802 and 0x6803 products
  USB: serial: option: add WeTelecom WM-D200
  USB: serial: mos7840: fix non-atomic allocation in write path
  USB: serial: mos7720: fix non-atomic allocation in write path
  USB: fix typo in wMaxPacketSize validation
  usb: chipidea: udc: don't touch DP when controller is in host mode
  USB: avoid left shift by -1
  dmaengine: usb-dmac: check CHCR.DE bit in usb_dmac_isr_channel()
  crypto: qat - fix aes-xts key sizes
  crypto: nx - off by one bug in nx_of_update_msc()
  Input: i8042 - set up shared ps2_cmd_mutex for AUX ports
  Input: i8042 - break load dependency between atkbd/psmouse and i8042
  Input: tegra-kbc - fix inverted reset logic
  btrfs: properly track when rescan worker is running
  btrfs: waiting on qgroup rescan should not always be interruptible
  fs/seq_file: fix out-of-bounds read
  gpio: Fix OF build problem on UM
  usb: renesas_usbhs: gadget: fix return value check in usbhs_mod_gadget_probe()
  megaraid_sas: Fix probing cards without io port
  mpt3sas: Fix resume on WarpDrive flash cards
  cdc-acm: fix wrong pipe type on rx interrupt xfers
  i2c: cros-ec-tunnel: Fix usage of cros_ec_cmd_xfer()
  mfd: cros_ec: Add cros_ec_cmd_xfer_status() helper
  aacraid: Check size values after double-fetch from user
  ARC: Elide redundant setup of DMA callbacks
  ARC: Call trace_hardirqs_on() before enabling irqs
  ARC: use correct offset in pt_regs for saving/restoring user mode r25
  ARC: build: Better way to detect ISA compatible toolchain
  drm/i915: fix aliasing_ppgtt leak
  drm/amdgpu: record error code when ring test failed
  drm/amd/amdgpu: sdma resume fail during S4 on CI
  drm/amdgpu: skip TV/CV in display parsing
  drm/amdgpu: avoid a possible array overflow
  drm/amdgpu: fix amdgpu_move_blit on 32bit systems
  drm/amdgpu: Change GART offset to 64-bit
  iio: fix sched WARNING "do not call blocking ops when !TASK_RUNNING"
  sched/nohz: Fix affine unpinned timers mess
  sched/cputime: Fix NO_HZ_FULL getrusage() monotonicity regression
  of: fix reference counting in of_graph_get_endpoint_by_regs
  arm64: dts: rockchip: add reset saradc node for rk3368 SoCs
  mac80211: fix purging multicast PS buffer queue
  s390/dasd: fix hanging device after clear subchannel
  EDAC: Increment correct counter in edac_inc_ue_error()
  pinctrl/amd: Remove the default de-bounce time
  iommu/arm-smmu: Don't BUG() if we find aborting STEs with disable_bypass
  iommu/arm-smmu: Fix CMDQ error handling
  iommu/dma: Don't put uninitialised IOVA domains
  xhci: Make sure xhci handles USB_SPEED_SUPER_PLUS devices.
  USB: serial: ftdi_sio: add PIDs for Ivium Technologies devices
  USB: serial: ftdi_sio: add device ID for WICED USB UART dev board
  USB: serial: option: add support for Telit LE920A4
  USB: serial: option: add D-Link DWM-156/A3
  USB: serial: fix memleak in driver-registration error path
  xhci: don't dereference a xhci member after removing xhci
  usb: xhci: Fix panic if disconnect
  xhci: always handle "Command Ring Stopped" events
  usb/gadget: fix gadgetfs aio support.
  usb: gadget: fsl_qe_udc: off by one in setup_received_handle()
  USB: validate wMaxPacketValue entries in endpoint descriptors
  usb: renesas_usbhs: Use dmac only if the pipe type is bulk
  usb: renesas_usbhs: clear the BRDYSTS in usbhsg_ep_enable()
  USB: hub: change the locking in hub_activate
  USB: hub: fix up early-exit pathway in hub_activate
  usb: hub: Fix unbalanced reference count/memory leak/deadlocks
  usb: define USB_SPEED_SUPER_PLUS speed for SuperSpeedPlus USB3.1 devices
  usb: dwc3: gadget: increment request->actual once
  usb: dwc3: pci: add Intel Kabylake PCI ID
  usb: misc: usbtest: add fix for driver hang
  usb: ehci: change order of register cleanup during shutdown
  crypto: caam - defer aead_set_sh_desc in case of zero authsize
  crypto: caam - fix echainiv(authenc) encrypt shared descriptor
  crypto: caam - fix non-hmac hashes
  genirq/msi: Make sure PCI MSIs are activated early
  genirq/msi: Remove unused MSI_FLAG_IDENTITY_MAP
  um: Don't discard .text.exit section
  ACPI / CPPC: Prevent cpc_desc_ptr points to the invalid data
  ACPI: CPPC: Return error if _CPC is invalid on a CPU
  mmc: sdhci-acpi: Reduce Baytrail eMMC/SD/SDIO hangs
  PCI: Limit config space size for Netronome NFP4000
  PCI: Add Netronome NFP4000 PF device ID
  PCI: Limit config space size for Netronome NFP6000 family
  PCI: Add Netronome vendor and device IDs
  PCI: Support PCIe devices with short cfg_size
  NVMe: Don't unmap controller registers on reset
  ALSA: hda - Manage power well properly for resume
  libnvdimm, nd_blk: mask off reserved status bits
  perf intel-pt: Fix occasional decoding errors when tracing system-wide
  vfio/pci: Fix NULL pointer oops in error interrupt setup handling
  virtio: fix memory leak in virtqueue_add()
  parisc: Fix order of EREFUSED define in errno.h
  arm64: Define AT_VECTOR_SIZE_ARCH for ARCH_DLINFO
  ALSA: usb-audio: Add quirk for ELP HD USB Camera
  ALSA: usb-audio: Add a sample rate quirk for Creative Live! Cam Socialize HD (VF0610)
  powerpc/eeh: eeh_pci_enable(): fix checking of post-request state
  SUNRPC: allow for upcalls for same uid but different gss service
  SUNRPC: Handle EADDRNOTAVAIL on connection failures
  tools/testing/nvdimm: fix SIGTERM vs hotplug crash
  uprobes/x86: Fix RIP-relative handling of EVEX-encoded instructions
  x86/mm: Disable preemption during CR3 read+write
  hugetlb: fix nr_pmds accounting with shared page tables
  mm: SLUB hardened usercopy support
  mm: SLAB hardened usercopy support
  s390/uaccess: Enable hardened usercopy
  sparc/uaccess: Enable hardened usercopy
  powerpc/uaccess: Enable hardened usercopy
  ia64/uaccess: Enable hardened usercopy
  arm64/uaccess: Enable hardened usercopy
  ARM: uaccess: Enable hardened usercopy
  x86/uaccess: Enable hardened usercopy
  x86: remove more uaccess_32.h complexity
  x86: remove pointless uaccess_32.h complexity
  x86: fix SMAP in 32-bit environments
  Use the new batched user accesses in generic user string handling
  Add 'unsafe' user access functions for batched accesses
  x86: reorganize SMAP handling in user space accesses
  mm: Hardened usercopy
  mm: Implement stack frame object validation
  mm: Add is_migrate_cma_page
  Linux 4.4.19
  Documentation/module-signing.txt: Note need for version info if reusing a key
  module: Invalidate signatures on force-loaded modules
  dm flakey: error READ bios during the down_interval
  rtc: s3c: Add s3c_rtc_{enable/disable}_clk in s3c_rtc_setfreq()
  lpfc: fix oops in lpfc_sli4_scmd_to_wqidx_distr() from lpfc_send_taskmgmt()
  ACPI / EC: Work around method reentrancy limit in ACPICA for _Qxx
  x86/platform/intel_mid_pci: Rework IRQ0 workaround
  PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset
  MIPS: hpet: Increase HPET_MIN_PROG_DELTA and decrease HPET_MIN_CYCLES
  MIPS: Don't register r4k sched clock when CPUFREQ enabled
  MIPS: mm: Fix definition of R6 cache instruction
  SUNRPC: Don't allocate a full sockaddr_storage for tracing
  Input: elan_i2c - properly wake up touchpad on ASUS laptops
  target: Fix ordered task CHECK_CONDITION early exception handling
  target: Fix max_unmap_lba_count calc overflow
  target: Fix race between iscsi-target connection shutdown + ABORT_TASK
  target: Fix missing complete during ABORT_TASK + CMD_T_FABRIC_STOP
  target: Fix ordered task target_setup_cmd_from_cdb exception hang
  iscsi-target: Fix panic when adding second TCP connection to iSCSI session
  ubi: Fix race condition between ubi device creation and udev
  ubi: Fix early logging
  ubi: Make volume resize power cut aware
  of: fix memory leak related to safe_name()
  IB/mlx4: Fix memory leak if QP creation failed
  IB/mlx4: Fix error flow when sending mads under SRIOV
  IB/mlx4: Fix the SQ size of an RC QP
  IB/IWPM: Fix a potential skb leak
  IB/IPoIB: Don't update neigh validity for unresolved entries
  IB/SA: Use correct free function
  IB/mlx5: Return PORT_ERR in Active to Initializing tranisition
  IB/mlx5: Fix post send fence logic
  IB/mlx5: Fix entries check in mlx5_ib_resize_cq
  IB/mlx5: Fix returned values of query QP
  IB/mlx5: Fix entries checks in mlx5_ib_create_cq
  IB/mlx5: Fix MODIFY_QP command input structure
  ALSA: hda - Fix headset mic detection problem for two dell machines
  ALSA: hda: add AMD Bonaire AZ PCI ID with proper driver caps
  ALSA: hda/realtek - Can't adjust speaker's volume on a Dell AIO
  ALSA: hda: Fix krealloc() with __GFP_ZERO usage
  mm/hugetlb: avoid soft lockup in set_max_huge_pages()
  mtd: nand: fix bug writing 1 byte less than page size
  block: fix bdi vs gendisk lifetime mismatch
  block: add missing group association in bio-cloning functions
  metag: Fix __cmpxchg_u32 asm constraint for CMP
  ftrace/recordmcount: Work around for addition of metag magic but not relocations
  balloon: check the number of available pages in leak balloon
  drm/i915/dp: Revert "drm/i915/dp: fall back to 18 bpp when sink capability is unknown"
  drm/i915: Never fully mask the the EI up rps interrupt on SNB/IVB
  drm/edid: Add 6 bpc quirk for display AEO model 0.
  drm: Restore double clflush on the last partial cacheline
  drm/nouveau/fbcon: fix font width not divisible by 8
  drm/nouveau/gr/nv3x: fix instobj write offsets in gr setup
  drm/nouveau: check for supported chipset before booting fbdev off the hw
  drm/radeon: support backlight control for UNIPHY3
  drm/radeon: fix firmware info version checks
  drm/radeon: Poll for both connect/disconnect on analog connectors
  drm/radeon: add a delay after ATPX dGPU power off
  drm/amdgpu/gmc7: add missing mullins case
  drm/amdgpu: fix firmware info version checks
  drm/amdgpu: Disable RPM helpers while reprobing connectors on resume
  drm/amdgpu: support backlight control for UNIPHY3
  drm/amdgpu: Poll for both connect/disconnect on analog connectors
  drm/amdgpu: add a delay after ATPX dGPU power off
  w1:omap_hdq: fix regression
  netlabel: add address family checks to netlbl_{sock,req}_delattr()
  ARM: dts: sunxi: Add a startup delay for fixed regulator enabled phys
  audit: fix a double fetch in audit_log_single_execve_arg()
  iommu/amd: Update Alias-DTE in update_device_table()
  iommu/amd: Init unity mappings only for dma_ops domains
  iommu/amd: Handle IOMMU_DOMAIN_DMA in ops->domain_free call-back
  iommu/vt-d: Return error code in domain_context_mapping_one()
  iommu/exynos: Suppress unbinding to prevent system failure
  drm/i915: Don't complain about lack of ACPI video bios
  nfsd: don't return an unhashed lock stateid after taking mutex
  nfsd: Fix race between FREE_STATEID and LOCK
  nfs: don't create zero-length requests
  MIPS: KVM: Propagate kseg0/mapped tlb fault errors
  MIPS: KVM: Fix gfn range check in kseg0 tlb faults
  MIPS: KVM: Add missing gfn range check
  MIPS: KVM: Fix mapped fault broken commpage handling
  random: add interrupt callback to VMBus IRQ handler
  random: print a warning for the first ten uninitialized random users
  random: initialize the non-blocking pool via add_hwgenerator_randomness()
  CIFS: Fix a possible invalid memory access in smb2_query_symlink()
  cifs: fix crash due to race in hmac(md5) handling
  cifs: Check for existing directory when opening file with O_CREAT
  fs/cifs: make share unaccessible at root level mountable
  jbd2: make journal y2038 safe
  ARC: mm: don't loose PTE_SPECIAL in pte_modify()
  remoteproc: Fix potential race condition in rproc_add
  ovl: disallow overlayfs as upperdir
  HID: uhid: fix timeout when probe races with IO
  EDAC: Correct channel count limit
  Bluetooth: Fix l2cap_sock_setsockopt() with optname BT_RCVMTU
  spi: pxa2xx: Clear all RFT bits in reset_sccr1() on Intel Quark
  i2c: efm32: fix a failure path in efm32_i2c_probe()
  s5p-mfc: Add release callback for memory region devs
  s5p-mfc: Set device name for reserved memory region devs
  hp-wmi: Fix wifi cannot be hard-unblocked
  dm: set DMF_SUSPENDED* _before_ clearing DMF_NOFLUSH_SUSPENDING
  sur40: fix occasional oopses on device close
  sur40: lower poll interval to fix occasional FPS drops to ~56 FPS
  Fix RC5 decoding with Fintek CIR chipset
  vb2: core: Skip planes array verification if pb is NULL
  videobuf2-v4l2: Verify planes array in buffer dequeueing
  media: dvb_ringbuffer: Add memory barriers
  media: usbtv: prevent access to free'd resources
  mfd: qcom_rpm: Parametrize also ack selector size
  mfd: qcom_rpm: Fix offset error for msm8660
  intel_pstate: Fix MSR_CONFIG_TDP_x addressing in core_get_max_pstate()
  s390/cio: allow to reset channel measurement block
  KVM: nVMX: Fix memory corruption when using VMCS shadowing
  KVM: VMX: handle PML full VMEXIT that occurs during event delivery
  KVM: MTRR: fix kvm_mtrr_check_gfn_range_consistency page fault
  KVM: PPC: Book3S HV: Save/restore TM state in H_CEDE
  KVM: PPC: Book3S HV: Pull out TM state save/restore into separate procedures
  arm64: mm: avoid fdt_check_header() before the FDT is fully mapped
  arm64: dts: rockchip: fixes the gic400 2nd region size for rk3368
  pinctrl: cherryview: prevent concurrent access to GPIO controllers
  Bluetooth: hci_intel: Fix null gpio desc pointer dereference
  gpio: intel-mid: Remove potentially harmful code
  gpio: pca953x: Fix NBANK calculation for PCA9536
  tty/serial: atmel: fix RS485 half duplex with DMA
  serial: samsung: Fix ERR pointer dereference on deferred probe
  tty: serial: msm: Don't read off end of tx fifo
  arm64: Fix incorrect per-cpu usage for boot CPU
  arm64: debug: unmask PSTATE.D earlier
  arm64: kernel: Save and restore UAO and addr_limit on exception entry
  USB: usbfs: fix potential infoleak in devio
  usb: renesas_usbhs: fix NULL pointer dereference in xfer_work()
  USB: serial: option: add support for Telit LE910 PID 0x1206
  usb: dwc3: fix for the isoc transfer EP_BUSY flag
  usb: quirks: Add no-lpm quirk for Elan
  usb: renesas_usbhs: protect the CFIFOSEL setting in usbhsg_ep_enable()
  usb: f_fs: off by one bug in _ffs_func_bind()
  usb: gadget: avoid exposing kernel stack
  UPSTREAM: usb: gadget: configfs: add mutex lock before unregister gadget
  ANDROID: dm-verity: adopt changes made to dm callbacks
  UPSTREAM: ecryptfs: fix handling of directory opening
  ANDROID: net: core: fix UID-based routing
  ANDROID: net: fib: remove duplicate assignment
  FROMLIST: proc: Fix timerslack_ns CAP_SYS_NICE check when adjusting self
  ANDROID: dm verity fec: pack the fec_header structure
  ANDROID: dm: android-verity: Verify header before fetching table
  ANDROID: dm: allow adb disable-verity only in userdebug
  ANDROID: dm: mount as linear target if eng build
  ANDROID: dm: use default verity public key
  ANDROID: dm: fix signature verification flag
  ANDROID: dm: use name_to_dev_t
  ANDROID: dm: rename dm-linear methods for dm-android-verity
  ANDROID: dm: Minor cleanup
  ANDROID: dm: Mounting root as linear device when verity disabled
  ANDROID: dm-android-verity: Rebase on top of 4.1
  ANDROID: dm: Add android verity target
  ANDROID: dm: fix dm_substitute_devices()
  ANDROID: dm: Rebase on top of 4.1
  CHROMIUM: dm: boot time specification of dm=
  Implement memory_state_time, used by qcom,cpubw
  Revert "panic: Add board ID to panic output"
  usb: gadget: f_accessory: remove duplicate endpoint alloc
  BACKPORT: brcmfmac: defer DPC processing during probe
  FROMLIST: proc: Add LSM hook checks to /proc/<tid>/timerslack_ns
  FROMLIST: proc: Relax /proc/<tid>/timerslack_ns capability requirements
  UPSTREAM: ppp: defer netns reference release for ppp channel
  cpuset: Add allow_attach hook for cpusets on android.
  UPSTREAM: KEYS: Fix ASN.1 indefinite length object parsing
  ANDROID: sdcardfs: fix itnull.cocci warnings
  android-recommended.cfg: enable fstack-protector-strong
  Linux 4.4.18
  mm: memcontrol: fix memcg id ref counter on swap charge move
  mm: memcontrol: fix swap counter leak on swapout from offline cgroup
  mm: memcontrol: fix cgroup creation failure after many small jobs
  ext4: fix reference counting bug on block allocation error
  ext4: short-cut orphan cleanup on error
  ext4: validate s_reserved_gdt_blocks on mount
  ext4: don't call ext4_should_journal_data() on the journal inode
  ext4: fix deadlock during page writeback
  ext4: check for extents that wrap around
  crypto: scatterwalk - Fix test in scatterwalk_done
  crypto: gcm - Filter out async ghash if necessary
  fs/dcache.c: avoid soft-lockup in dput()
  fuse: fix wrong assignment of ->flags in fuse_send_init()
  fuse: fuse_flush must check mapping->flags for errors
  fuse: fsync() did not return IO errors
  sysv, ipc: fix security-layer leaking
  block: fix use-after-free in seq file
  x86/syscalls/64: Add compat_sys_keyctl for 32-bit userspace
  drm/i915: Pretend cursor is always on for ILK-style WM calculations (v2)
  x86/mm/pat: Fix BUG_ON() in mmap_mem() on QEMU/i386
  x86/pat: Document the PAT initialization sequence
  x86/xen, pat: Remove PAT table init code from Xen
  x86/mtrr: Fix PAT init handling when MTRR is disabled
  x86/mtrr: Fix Xorg crashes in Qemu sessions
  x86/mm/pat: Replace cpu_has_pat with boot_cpu_has()
  x86/mm/pat: Add pat_disable() interface
  x86/mm/pat: Add support of non-default PAT MSR setting
  devpts: clean up interface to pty drivers
  random: strengthen input validation for RNDADDTOENTCNT
  apparmor: fix ref count leak when profile sha1 hash is read
  Revert "s390/kdump: Clear subchannel ID to signal non-CCW/SCSI IPL"
  KEYS: 64-bit MIPS needs to use compat_sys_keyctl for 32-bit userspace
  arm: oabi compat: add missing access checks
  cdc_ncm: do not call usbnet_link_change from cdc_ncm_bind
  i2c: i801: Allow ACPI SystemIO OpRegion to conflict with PCI BAR
  x86/mm/32: Enable full randomization on i386 and X86_32
  HID: sony: do not bail out when the sixaxis refuses the output report
  PNP: Add Broadwell to Intel MCH size workaround
  PNP: Add Haswell-ULT to Intel MCH size workaround
  scsi: ignore errors from scsi_dh_add_device()
  ipath: Restrict use of the write() interface
  tcp: consider recv buf for the initial window scale
  qed: Fix setting/clearing bit in completion bitmap
  net/irda: fix NULL pointer dereference on memory allocation failure
  net: bgmac: Fix infinite loop in bgmac_dma_tx_add()
  bonding: set carrier off for devices created through netlink
  ipv4: reject RTNH_F_DEAD and RTNH_F_LINKDOWN from user space
  tcp: enable per-socket rate limiting of all 'challenge acks'
  tcp: make challenge acks less predictable
  arm64: relocatable: suppress R_AARCH64_ABS64 relocations in vmlinux
  arm64: vmlinux.lds: make __rela_offset and __dynsym_offset ABSOLUTE
  Linux 4.4.17
  vfs: fix deadlock in file_remove_privs() on overlayfs
  intel_th: Fix a deadlock in modprobing
  intel_th: pci: Add Kaby Lake PCH-H support
  net: mvneta: set real interrupt per packet for tx_done
  libceph: apply new_state before new_up_client on incrementals
  libata: LITE-ON CX1-JB256-HP needs lower max_sectors
  i2c: mux: reg: wrong condition checked for of_address_to_resource return value
  posix_cpu_timer: Exit early when process has been reaped
  media: fix airspy usb probe error path
  ipr: Clear interrupt on croc/crocodile when running with LSI
  SCSI: fix new bug in scsi_dev_info_list string matching
  RDS: fix rds_tcp_init() error path
  can: fix oops caused by wrong rtnl dellink usage
  can: fix handling of unmodifiable configuration options fix
  can: c_can: Update D_CAN TX and RX functions to 32 bit - fix Altera Cyclone access
  can: at91_can: RX queue could get stuck at high bus load
  perf/x86: fix PEBS issues on Intel Atom/Core2
  ovl: handle ATTR_KILL*
  sched/fair: Fix effective_load() to consistently use smoothed load
  mmc: block: fix packed command header endianness
  block: fix use-after-free in sys_ioprio_get()
  qeth: delete napi struct when removing a qeth device
  platform/chrome: cros_ec_dev - double fetch bug in ioctl
  clk: rockchip: initialize flags of clk_init_data in mmc-phase clock
  spi: sun4i: fix FIFO limit
  spi: sunxi: fix transfer timeout
  namespace: update event counter when umounting a deleted dentry
  9p: use file_dentry()
  ext4: verify extent header depth
  ecryptfs: don't allow mmap when the lower fs doesn't support it
  Revert "ecryptfs: forbid opening files without mmap handler"
  locks: use file_inode()
  power_supply: power_supply_read_temp only if use_cnt > 0
  cgroup: set css->id to -1 during init
  pinctrl: imx: Do not treat a PIN without MUX register as an error
  pinctrl: single: Fix missing flush of posted write for a wakeirq
  pvclock: Add CPU barriers to get correct version value
  Input: tsc200x - report proper input_dev name
  Input: xpad - validate USB endpoint count during probe
  Input: wacom_w8001 - w8001_MAX_LENGTH should be 13
  Input: xpad - fix oops when attaching an unknown Xbox One gamepad
  Input: elantech - add more IC body types to the list
  Input: vmmouse - remove port reservation
  ALSA: timer: Fix leak in events via snd_timer_user_tinterrupt
  ALSA: timer: Fix leak in events via snd_timer_user_ccallback
  ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS
  xenbus: don't bail early from xenbus_dev_request_and_reply()
  xenbus: don't BUG() on user mode induced condition
  xen/pciback: Fix conf_space read/write overlap check.
  ARC: unwind: ensure that .debug_frame is generated (vs. .eh_frame)
  arc: unwind: warn only once if DW2_UNWIND is disabled
  kernel/sysrq, watchdog, sched/core: Reset watchdog on all CPUs while processing sysrq-w
  pps: do not crash when failed to register
  vmlinux.lds: account for destructor sections
  mm, meminit: ensure node is online before checking whether pages are uninitialised
  mm, meminit: always return a valid node from early_pfn_to_nid
  mm, compaction: prevent VM_BUG_ON when terminating freeing scanner
  fs/nilfs2: fix potential underflow in call to crc32_le
  mm, compaction: abort free scanner if split fails
  mm, sl[au]b: add __GFP_ATOMIC to the GFP reclaim mask
  dmaengine: at_xdmac: double FIFO flush needed to compute residue
  dmaengine: at_xdmac: fix residue corruption
  dmaengine: at_xdmac: align descriptors on 64 bits
  x86/quirks: Add early quirk to reset Apple AirPort card
  x86/quirks: Reintroduce scanning of secondary buses
  x86/quirks: Apply nvidia_bugs quirk only on root bus
  USB: OHCI: Don't mark EDs as ED_OPER if scheduling fails

Conflicts:
	arch/arm/kernel/topology.c
	arch/arm64/include/asm/arch_gicv3.h
	arch/arm64/kernel/topology.c
	block/bio.c
	drivers/cpufreq/Kconfig
	drivers/md/Makefile
	drivers/media/dvb-core/dvb_ringbuffer.c
	drivers/media/tuners/tuner-xc2028.c
	drivers/misc/Kconfig
	drivers/misc/Makefile
	drivers/mmc/core/host.c
	drivers/scsi/ufs/ufshcd.c
	drivers/scsi/ufs/ufshcd.h
	drivers/usb/dwc3/gadget.c
	drivers/usb/gadget/configfs.c
	fs/ecryptfs/file.c
	include/linux/mmc/core.h
	include/linux/mmc/host.h
	include/linux/mmzone.h
	include/linux/sched.h
	include/linux/sched/sysctl.h
	include/trace/events/power.h
	include/trace/events/sched.h
	init/Kconfig
	kernel/cpuset.c
	kernel/exit.c
	kernel/sched/Makefile
	kernel/sched/core.c
	kernel/sched/cputime.c
	kernel/sched/fair.c
	kernel/sched/features.h
	kernel/sched/rt.c
	kernel/sched/sched.h
	kernel/sched/stop_task.c
	kernel/sched/tune.c
	lib/Kconfig.debug
	mm/Makefile
	mm/vmstat.c

Change-Id: I243a43231ca56a6362076fa6301827e1b0493be5
Signed-off-by: Runmin Wang <runminw@codeaurora.org>
2016-12-16 13:52:17 -08:00
Amit Pundir
91e63c11a5 Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-android
Conflicts:
* arch/arm64/include/asm/assembler.h
    Pick changes from AOSP Change-Id: I450594dc311b09b6b832b707a9abb357608cc6e4
    ("UPSTREAM: arm64: include alternative handling in dcache_by_line_op").

* drivers/android/binder.c
    Pick changes from LTS commit 14f09e8e7c ("ANDROID: binder: Add strong ref checks"),
    instead of AOSP Change-Id: I66c15b066808f28bd27bfe50fd0e03ff45a09fca
    ("ANDROID: binder: Add strong ref checks").

* drivers/usb/gadget/function/u_ether.c
    Refactor throttling of highspeed IRQ logic in AOSP by adding
    a check for last queue request as intended by LTS commit
    660c04e8f1 ("usb: gadget: function: u_ether: don't starve tx request queue").
    Fixes AOSP Change-Id: I26515bfd9bbc8f7af38be7835692143f7093118a
    ("USB: gadget: u_ether: Fix data stall issue in RNDIS tethering mode").

Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
2016-11-15 18:33:34 +05:30
Alex Shi
ce11555672 Merge branch 'v4.4/topic/hibernate' into linux-linaro-lsk-v4.4
Conflicts:
	conflicts are almost come from mm-kaslr, focus on mm
	arch/arm64/include/asm/cpufeature.h
	arch/arm64/include/asm/pgtable.h
	arch/arm64/kernel/Makefile
	arch/arm64/kernel/cpufeature.c
	arch/arm64/kernel/head.S
	arch/arm64/kernel/suspend.c
	arch/arm64/kernel/vmlinux.lds.S
	arch/arm64/kvm/hyp.S
	arch/arm64/mm/init.c
	arch/arm64/mm/mmu.c
	arch/arm64/mm/proc-macros.S
2016-11-14 21:20:48 +08:00
Lorenzo Pieralisi
80d2b4c95b ARM: 8511/1: ARM64: kernel: PSCI: move PSCI idle management code to drivers/firmware
ARM64 PSCI kernel interfaces that initialize idle states and implement
the suspend API to enter them are generic and can be shared with the
ARM architecture.

To achieve that goal, this patch moves ARM64 PSCI idle management
code to drivers/firmware, so that the interface to initialize and
enter idle states can actually be shared by ARM and ARM64 arches
back-ends.

The ARM generic CPUidle implementation also requires the definition of
a cpuidle_ops section entry for the kernel to initialize the CPUidle
operations at boot based on the enable-method (ie ARM64 has the
statically initialized cpu_ops counterparts for that purpose); therefore
this patch also adds the required section entry on CONFIG_ARM for PSCI so
that the kernel can initialize the PSCI CPUidle back-end when PSCI is
the probed enable-method.

On ARM64 this patch provides no functional change.

Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com> [arch/arm64]
Acked-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Jisheng Zhang <jszhang@marvell.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Jisheng Zhang <jszhang@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
(cherry picked from commit 8b6f2499ac45d5a0ab2e4b6f9613ab3f60416be1)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
2016-10-20 16:23:44 +08:00
Jens Wiklander
58c98d459e ARM: 8481/2: drivers: psci: replace psci firmware calls
Switch to use a generic interface for issuing SMC/HVC based on ARM SMC
Calling Convention. Removes now the now unused psci-call.S.

Acked-by: Will Deacon <will.deacon@arm.com>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Tested-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
(cherry picked from commit e679660dbb8347f275fe5d83a5dd59c1fb6c8e63)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
2016-10-20 16:23:42 +08:00
Jens Wiklander
fb0b4725d3 ARM: 8479/2: add implementation for arm-smccc
Adds implementation for arm-smccc and enables CONFIG_HAVE_SMCCC for
architectures that may support arm-smccc. It's the responsibility of the
caller to know if the SMC instruction is supported by the platform.

Reviewed-by: Lars Persson <lars.persson@axis.com>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
(cherry picked from commit b329f95d70f3f955093e9a2b18ac1ed3587a8f73)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
2016-10-20 16:22:18 +08:00
Lorenzo Pieralisi
c6cdbc5e46 ARM: 8510/1: rework ARM_CPU_SUSPEND dependencies
The code enabled by the ARM_CPU_SUSPEND config option is used by
kernel subsystems for purposes that go beyond system suspend so its
config entry should be augmented to take more default options into
account and avoid forcing its selection to prevent dependencies
override.

To achieve this goal, this patch reworks the ARM_CPU_SUSPEND config
entry and updates its default config value (by adding the BL_SWITCHER
option to it) and its dependencies (ARCH_SUSPEND_POSSIBLE), so that the
symbol is still selected by default by the subsystems requiring it and
at the same time enforcing the dependencies correctly.

Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Nicolas Pitre <nico@fluxnic.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
(cherry picked from commit 1b9bdf5c1661873a10e193b8cbb803a87fe5c4a1)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
2016-10-20 16:22:17 +08:00
Arnd Bergmann
6c2d6ce4aa ARM: 8458/1: bL_switcher: add GIC dependency
It is not possible to build the bL_switcher code if the GIC
driver is disabled, because it relies on calling into some
gic specific interfaces, and that would result in this build
error:

arch/arm/common/built-in.o: In function `bL_switch_to':
:(.text+0x1230): undefined reference to `gic_get_sgir_physaddr'
:(.text+0x1244): undefined reference to `gic_send_sgi'
:(.text+0x1268): undefined reference to `gic_migrate_target'
arch/arm/common/built-in.o: In function `bL_switcher_enable.part.4':
:(.text.unlikely+0x2f8): undefined reference to `gic_get_cpu_id'

This adds a Kconfig dependency to ensure we only build the big-little
switcher if the GIC driver is present as well.

Almost all ARMv7 platforms come with a GIC anyway, but it is possible
to build a kernel that disables all platforms.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
(cherry picked from commit 6c044fecdf78be3fda159a5036bb33700cdd5e59)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
2016-10-20 16:22:16 +08:00
Alex Shi
b56111f481 Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-android
Conflicts:
	arch/arm/Kconfig
2016-08-30 10:27:13 +08:00
Kees Cook
49f10dde93 ARM: uaccess: Enable hardened usercopy
Enables CONFIG_HARDENED_USERCOPY checks on arm.

Based on code from PaX and grsecurity.

Signed-off-by: Kees Cook <keescook@chromium.org>
(cherry picked from commit dfd45b6103c973bfcea2341d89e36faf947dbc33)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
2016-08-27 11:23:38 +08:00
Srinivas Ramana
498823ccd9 arch: arm: select ARM_GIC even for targets with gic-v3
Some of the features like MSM_GIC_SHOW_IRQ are using ARM_GIC
flag. So select this even for gic-v3 target on 32-bit.
This will also make it consistent with arm64 where ARM_GIC
is selected along with gic-v3.

Change-Id: Ie929d63a23c88799c488c5a79c81cd1cbfaa6565
Signed-off-by: Srinivas Ramana <sramana@codeaurora.org>
2016-07-15 15:18:52 +05:30
Susheel Khiani
3b2670ae0c Kconfig: Add menu choice option to reclaim virtual memory
Add menu choice options for reclaiming virtual
memory belonging to any subsystem expected to have
a lifetime of the entire system. By default virtual
memory is not reclaimed.

Change-Id: I1b8a1492062bb9532700122878618989e5148647
Signed-off-by: Neeti Desai <neetid@codeaurora.org>
Signed-off-by: Susheel Khiani <skhiani@codeaurora.org>
2016-06-24 15:07:44 -07:00
Srinivas Ramana
f7575a4727 arch: arm: generalise ARCH_QCOM platform
generalise ARCH_QCOM platform to support new 32-bit
qcom platforms.

Change-Id: I412a83a2f756b02d6b521983501de780835dc118
Signed-off-by: Srinivas Ramana <sramana@codeaurora.org>
2016-06-15 16:16:22 -07:00
dcashman
25106ff489 FROMLIST: arm: mm: support ARCH_MMAP_RND_BITS.
(cherry picked from commit https://lkml.org/lkml/2015/12/21/341)

arm: arch_mmap_rnd() uses a hard-code value of 8 to generate the
random offset for the mmap base address.  This value represents a
compromise between increased ASLR effectiveness and avoiding
address-space fragmentation. Replace it with a Kconfig option, which
is sensibly bounded, so that platform developers may choose where to
place this compromise. Keep 8 as the minimum acceptable value.

Bug: 24047224
Signed-off-by: Daniel Cashman <dcashman@android.com>
Signed-off-by: Daniel Cashman <dcashman@google.com>
Change-Id: I438ae2dae939ea7f311246832cb789afdd6cba4e
2016-02-16 13:54:14 -08:00
Colin Cross
17d0350f21 ARM: convert build of appended dtb zImage to list of dtbs
Allow CONFIG_BUILD_ARM_APPENDED_DTB_IMAGE_NAMES to specify
a space separated list of dtbs to append to the zImage,
and name the resulting file zImage-dtb

Change-Id: Ied5d0bafbd1d01fc1f109c15c4283de7029903c9
Signed-off-by: Colin Cross <ccross@android.com>
2016-02-16 13:54:07 -08:00
Erik Gilling
d7a9d61873 ARM: add config option to build zImage/dtb combo
Allows a defconfig to set a default dtb to concatenate with a zImage
to create a zImage-dtb.<dtb name>

Signed-off-by: Erik Gilling <konkers@android.com>
Change-Id: I34b643b1c49228fbae88a56e46c93c478089620d
2016-02-16 13:54:06 -08:00
Dima Zavin
0b7503bc0e ARM: add option to flush console before reboot
If the console_lock was held while the system was rebooted, the messages
in the temporary logbuffer would not have propogated to all the console
drivers.

This force releases the console lock if it failed to be acquired.

Change-Id: I193dcf7b968be17966833e50b8b8bc70d5d9fe89
Signed-off-by: Dima Zavin <dima@android.com>
2016-02-16 13:54:02 -08:00
Arnd Bergmann
aa7d5f18e5 ARM: 8454/1: OF implies OF_FLATTREE
On the ARM architecture, individual platforms select CONFIG_USE_OF if they
need it, but all device tree code is keyed off CONFIG_OF. When building
a platform without DT support and manually enabling CONFIG_OF, we now
get a number of build errors, e.g.

arch/arm/kernel/devtree.c: In function 'setup_machine_fdt':
arch/arm/kernel/devtree.c:215:19: error: implicit declaration of function 'early_init_dt_verify' [-Werror=implicit-function-declaration]

We could now try to separate the use case of booting from DT vs. the
case of using the dynamic implementation, but that seems more complicated
than it can gain us.

This simply changes the ARM Kconfig file to always enable OF_RESERVED_MEM
and OF_EARLY_FLATTREE when CONFIG_OF is enabled. These options add a little
extra code when we just want the dynamic OF implementation, but that seems
like a rather obscure case, and this version solves all CONFIG_OF related
randconfig regressions.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 0166dc11be ("of: make CONFIG_OF user selectable")
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-11-28 23:26:12 +00:00
Linus Torvalds
a5e1d715a8 ARM: SoC cleanups for v4.4
Again we have a sizable (but not huge) cleanup branch with a net delta of about
 -3k lines.
 
 Main contents here is:
 
  - A bunch of development/cleanup of a few PXA boards
  - Removal of bockw platforms on shmobile, since the platform has now gone
    completely multiplatform. Whee!
  - move of the 32kHz timer on OMAP to a proper timesource
  - Misc cleanup of older OMAP material (incl removal of one board file)
  - Switch over to new common PWM lookup support for several platforms
 
 There's also a handful of other cleanups across the tree, but the above are
 the major pieces.
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "Again we have a sizable (but not huge) cleanup branch with a net delta
  of about -3k lines.

  Main contents here is:

   - A bunch of development/cleanup of a few PXA boards
   - Removal of bockw platforms on shmobile, since the platform has now
     gone completely multiplatform.  Whee!
   - move of the 32kHz timer on OMAP to a proper timesource
   - Misc cleanup of older OMAP material (incl removal of one board
     file)
   - Switch over to new common PWM lookup support for several platforms

  There's also a handful of other cleanups across the tree, but the
  above are the major pieces"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (103 commits)
  ARM: OMAP3: hwmod data: Remove legacy mailbox data and addrs
  ARM: DRA7: hwmod data: Remove spinlock hwmod addrs
  ARM: OMAP4: hwmod data: Remove spinlock hwmod addrs
  ARM: DRA7/AM335x/AM437x: hwmod: Remove gpmc address space from hwmod data
  ARM: Remove __ref on hotplug cpu die path
  ARM: Remove open-coded version of IRQCHIP_DECLARE
  arm: omap2: board-generic: use omap4_local_timer_init for AM437x
  ARM: DRA7/AM335x/AM437x: hwmod: Remove elm address space from hwmod data
  ARM: OMAP: Remove duplicated operand in OR operation
  clocksource: ti-32k: make it depend on GENERIC_CLOCKSOURCE
  ARM: pxa: remove incorrect __init annotation on pxa27x_set_pwrmode
  ARM: pxa: raumfeld: make some variables static
  ARM: OMAP: Change all cpu_is_* occurences to soc_is_* for id.c
  ARM: OMAP2+: Rename cpu_is macros to soc_is
  arm: omap2: timer: limit hwmod usage to non-DT boots
  arm: omap2+: select 32k clocksource driver
  clocksource: add TI 32.768 Hz counter driver
  arm: omap2: timer: rename omap_sync32k_timer_init()
  arm: omap2: timer: always call clocksource_of_init() when DT
  arm: omap2: timer: move realtime_counter_init() around
  ...
2015-11-10 14:48:36 -08:00
Linus Torvalds
041c79514a dmaengine updates for 4.4-rc1
This time we have a very typical update which is mostly fixes and updates to
 drivers and no new drivers.
 
 - Biggest change is coming from Peter for edma cleanup which even caused
   some last minute regression, things seem settled now
 - idma64 and dw updates
 - iotdma updates
 - module autoload fixes for various drivers
 - scatter gather support for hdmac
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Merge tag 'dmaengine-4.4-rc1' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine updates from Vinod Koul:
 "This time we have a very typical update which is mostly fixes and
  updates to drivers and no new drivers.

   - the biggest change is coming from Peter for edma cleanup which even
     caused some last minute regression, things seem settled now
   - idma64 and dw updates
   - iotdma updates
   - module autoload fixes for various drivers
   - scatter gather support for hdmac"

* tag 'dmaengine-4.4-rc1' of git://git.infradead.org/users/vkoul/slave-dma: (77 commits)
  dmaengine: edma: Add dummy driver skeleton for edma3-tptc
  Revert "ARM: DTS: am33xx: Use the new DT bindings for the eDMA3"
  Revert "ARM: DTS: am437x: Use the new DT bindings for the eDMA3"
  dmaengine: dw: some Intel devices has no memcpy support
  dmaengine: dw: platform: provide platform data for Intel
  dmaengine: dw: don't override platform data with autocfg
  dmaengine: hdmac: Add scatter-gathered memset support
  dmaengine: hdmac: factorise memset descriptor allocation
  dmaengine: virt-dma: Fix kernel-doc annotations
  ARM: DTS: am437x: Use the new DT bindings for the eDMA3
  ARM: DTS: am33xx: Use the new DT bindings for the eDMA3
  dmaengine: edma: New device tree binding
  dmaengine: Kconfig: edma: Select TI_DMA_CROSSBAR in case of ARCH_OMAP
  dmaengine: ti-dma-crossbar: Add support for crossbar on AM33xx/AM43xx
  dmaengine: edma: Merge the of parsing functions
  dmaengine: edma: Do not allocate memory for edma_rsv_info in case of DT boot
  dmaengine: edma: Refactor the dma device and channel struct initialization
  dmaengine: edma: Get qDMA channel information from HW also
  dmaengine: edma: Merge map_dmach_to_queue into assign_channel_eventq
  dmaengine: edma: Correct PaRAM access function names (_parm_ to _param_)
  ...
2015-11-10 10:05:17 -08:00
Linus Torvalds
6aa2fdb87c Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq updates from Thomas Gleixner:
 "The irq departement delivers:

   - Rework the irqdomain core infrastructure to accomodate ACPI based
     systems.  This is required to support ARM64 without creating
     artificial device tree nodes.

   - Sanitize the ACPI based ARM GIC initialization by making use of the
     new firmware independent irqdomain core

   - Further improvements to the generic MSI management

   - Generalize the irq migration on CPU hotplug

   - Improvements to the threaded interrupt infrastructure

   - Allow the migration of "chained" low level interrupt handlers

   - Allow optional force masking of interrupts in disable_irq[_nosysnc]

   - Support for two new interrupt chips - Sigh!

   - A larger set of errata fixes for ARM gicv3

   - The usual pile of fixes, updates, improvements and cleanups all
     over the place"

* 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (71 commits)
  Document that IRQ_NONE should be returned when IRQ not actually handled
  PCI/MSI: Allow the MSI domain to be device-specific
  PCI: Add per-device MSI domain hook
  of/irq: Use the msi-map property to provide device-specific MSI domain
  of/irq: Split of_msi_map_rid to reuse msi-map lookup
  irqchip/gic-v3-its: Parse new version of msi-parent property
  PCI/MSI: Use of_msi_get_domain instead of open-coded "msi-parent" parsing
  of/irq: Use of_msi_get_domain instead of open-coded "msi-parent" parsing
  of/irq: Add support code for multi-parent version of "msi-parent"
  irqchip/gic-v3-its: Add handling of PCI requester id.
  PCI/MSI: Add helper function pci_msi_domain_get_msi_rid().
  of/irq: Add new function of_msi_map_rid()
  Docs: dt: Add PCI MSI map bindings
  irqchip/gic-v2m: Add support for multiple MSI frames
  irqchip/gic-v3: Fix translation of LPIs after conversion to irq_fwspec
  irqchip/mxs: Add Alphascale ASM9260 support
  irqchip/mxs: Prepare driver for hardware with different offsets
  irqchip/mxs: Panic if ioremap or domain creation fails
  irqdomain: Documentation updates
  irqdomain/msi: Use fwnode instead of of_node
  ...
2015-11-03 14:40:01 -08:00
Russell King
116ef0fcc9 Merge branches 'fixes' and 'misc' into for-next 2015-10-29 15:21:30 +00:00
Peter Ujfalusi
2b6b3b7420 ARM/dmaengine: edma: Merge the two drivers under drivers/dma/
Move the code out from arch/arm/common and merge it inside of the dmaengine
driver.
This change is done with as minimal (if eny) functional change to the code
as possible to avoid introducing regression.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-10-14 19:57:11 +05:30
Jean-Philippe Brucker
0b28f1db3d ARM: virt: select ARM_GIC_V3
This patch allows ARM guests to use GICv3 on an arm64 host

Reviewed-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
2015-10-09 23:11:56 +01:00
Russell King
9a431bd5a2 ARM: make highpte an expert option
When highmem is enabled, there's little reason not to also enable
highpte support as well.  Rather than leaving this to chance, make
it an expert option, and default it to be enabled if highmem is
enabled.  Add some help text to the option while we're here.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-10-03 16:47:09 +01:00
Nicolas Pitre
63ce446c9b ARM: 8433/1: add a VMSPLIT_3G_OPT config option
Mimicking the same config option on x86, this allows for 1GB systems to
have their RAM entirely mapped as low memory.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-10-03 16:41:36 +01:00
Felipe Balbi
63c27ae798 ARM: 8434/2: Revert "7655/1: smp_twd: make twd_local_timer_of_register() no-op for nosmp"
This reverts commit 904464b91e.

The problem pointed out by commit 904464b91e ("ARM: 7655/1:
smp_twd: make twd_local_timer_of_register() no-op for nosmp")
doesn't exist anymore.

We can safely boot with nosmp and the warning won't show up.

The other side benefit of this patch is that TWD has a chance
to probe on single-core A9 systems such as AM437x which sport
TWD.

While at that, also drop SMP dependency from TWD's Kconfig entry.

Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Dirk Behme <dirk.behme@de.bosch.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-10-03 16:36:44 +01:00
Russell King
868e87ccda ARM: make RiscPC depend on MMU
RiscPC fails to build if MMU is disabled:

arch/arm/mach-rpc/ecard.c: In function 'ecard_init_pgtables':
arch/arm/mach-rpc/ecard.c:229:2: error: implicit declaration of function 'pgd_offset' [-Werror=implicit-function-declaration]

arrange for RiscPC to depend on MMU.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-09-28 12:34:15 +01:00
Ulrich Hecht
36d6c9280b ARM: shmobile: remove ARCH_SHMOBILE_LEGACY option
With Bock-W, the last legacy platform has been removed.

Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Acked-by: by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2015-09-14 10:06:50 +09:00
Dave Young
2965faa5e0 kexec: split kexec_load syscall from kexec core code
There are two kexec load syscalls, kexec_load another and kexec_file_load.
 kexec_file_load has been splited as kernel/kexec_file.c.  In this patch I
split kexec_load syscall code to kernel/kexec.c.

And add a new kconfig option KEXEC_CORE, so we can disable kexec_load and
use kexec_file_load only, or vice verse.

The original requirement is from Ted Ts'o, he want kexec kernel signature
being checked with CONFIG_KEXEC_VERIFY_SIG enabled.  But kexec-tools use
kexec_load syscall can bypass the checking.

Vivek Goyal proposed to create a common kconfig option so user can compile
in only one syscall for loading kexec kernel.  KEXEC/KEXEC_FILE selects
KEXEC_CORE so that old config files still work.

Because there's general code need CONFIG_KEXEC_CORE, so I updated all the
architecture Kconfig with a new option KEXEC_CORE, and let KEXEC selects
KEXEC_CORE in arch Kconfig.  Also updated general kernel code with to
kexec_load syscall.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Dave Young <dyoung@redhat.com>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Vivek Goyal <vgoyal@redhat.com>
Cc: Petr Tesarik <ptesarik@suse.cz>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Josh Boyer <jwboyer@fedoraproject.org>
Cc: David Howells <dhowells@redhat.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-09-10 13:29:01 -07:00
Linus Torvalds
c706c7eb0d Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM development updates from Russell King:
 "Included in this update:

   - moving PSCI code from ARM64/ARM to drivers/

   - removal of some architecture internals from global kernel view

   - addition of software based "privileged no access" support using the
     old domains register to turn off the ability for kernel
     loads/stores to access userspace.  Only the proper accessors will
     be usable.

   - addition of early fixup support for early console

   - re-addition (and reimplementation) of OMAP special interconnect
     barrier

   - removal of finish_arch_switch()

   - only expose cpuX/online in sysfs if hotpluggable

   - a number of code cleanups"

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: (41 commits)
  ARM: software-based priviledged-no-access support
  ARM: entry: provide uaccess assembly macro hooks
  ARM: entry: get rid of multiple macro definitions
  ARM: 8421/1: smp: Collapse arch_cpu_idle_dead() into cpu_die()
  ARM: uaccess: provide uaccess_save_and_enable() and uaccess_restore()
  ARM: mm: improve do_ldrd_abort macro
  ARM: entry: ensure that IRQs are enabled when calling syscall_trace_exit()
  ARM: entry: efficiency cleanups
  ARM: entry: get rid of asm_trace_hardirqs_on_cond
  ARM: uaccess: simplify user access assembly
  ARM: domains: remove DOMAIN_TABLE
  ARM: domains: keep vectors in separate domain
  ARM: domains: get rid of manager mode for user domain
  ARM: domains: move initial domain setting value to asm/domains.h
  ARM: domains: provide domain_mask()
  ARM: domains: switch to keeping domain value in register
  ARM: 8419/1: dma-mapping: harmonize definition of DMA_ERROR_CODE
  ARM: 8417/1: refactor bitops functions with BIT_MASK() and BIT_WORD()
  ARM: 8416/1: Feroceon: use of_iomap() to map register base
  ARM: 8415/1: early fixmap support for earlycon
  ...
2015-09-03 16:27:01 -07:00
Russell King
3ff32a0def Merge branch 'devel-stable' into for-linus
Conflicts:
	drivers/perf/arm_pmu.c
2015-09-03 15:28:50 +01:00
Russell King
40d3f02851 Merge branches 'cleanup', 'fixes', 'misc', 'omap-barrier' and 'uaccess' into for-linus 2015-09-03 15:28:37 +01:00
Linus Torvalds
c5fc249862 ARM: SoC cleanups for v4.3
A large cleanup branch this release, with a healthy 10k negative line delta.
 
 Most of this is removal of legacy (non-DT) support of shmobile
 platforms. There is also removal of two non-DT platforms on OMAP,
 and the plat-samsung directory is cleaned out by moving most of the
 previously shared-location-but-not-actually-shared files from there to
 the appropriate mach directories instead.
 
 There are other sets of changes in here as well:
 
  - Rob Herring removed use of set_irq_flags under all platforms and
    moved to genirq alternatives
  - A series of timer API conversions to set-state interface
  - ep93xx, nomadik and ux500 cleanups from Linus Walleij
  - __init annotation fixes from Nicolas Pitre
  + a bunch of other changes that all add up to a nice set of cleanups
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Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC cleanups from Olof Johansson:
 "A large cleanup branch this release, with a healthy 10k negative line
  delta.

  Most of this is removal of legacy (non-DT) support of shmobile
  platforms.  There is also removal of two non-DT platforms on OMAP, and
  the plat-samsung directory is cleaned out by moving most of the
  previously shared-location-but-not-actually-shared files from there to
  the appropriate mach directories instead.

  There are other sets of changes in here as well:

   - Rob Herring removed use of set_irq_flags under all platforms and
     moved to genirq alternatives

   - a series of timer API conversions to set-state interface

   - ep93xx, nomadik and ux500 cleanups from Linus Walleij

   - __init annotation fixes from Nicolas Pitre

   + a bunch of other changes that all add up to a nice set of cleanups"

* tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (108 commits)
  ARM/fb: ep93xx: switch framebuffer to use modedb only
  ARM: gemini: Setup timer3 as free running timer
  ARM: gemini: Use timer1 for clockevent
  ARM: gemini: Add missing register definitions for gemini timer
  ARM: ep93xx/timer: Migrate to new 'set-state' interface
  ARM: nomadik: push accelerometer down to boards
  ARM: nomadik: move l2x0 setup to device tree
  ARM: nomadik: selectively enable UART0 on boards
  ARM: nomadik: move hog code to use DT hogs
  ARM: shmobile: Fix mismerges
  ARM: ux500: simplify secondary CPU boot
  ARM: SAMSUNG: remove keypad-core header in plat-samsung
  ARM: SAMSUNG: local watchdog-reset header in mach-s3c64xx
  ARM: SAMSUNG: local onenand-core header in mach-s3c64xx
  ARM: SAMSUNG: local irq-uart header in mach-s3c64xx
  ARM: SAMSUNG: local backlight header in mach-s3c64xx
  ARM: SAMSUNG: local ata-core header in mach-s3c64xx
  ARM: SAMSUNG: local regs-usb-hsotg-phy header in mach-s3c64xx
  ARM: SAMSUNG: local spi-core header in mach-s3c24xx
  ARM: SAMSUNG: local nand-core header in mach-s3c24xx
  ...
2015-09-01 12:10:20 -07:00
Russell King
a5e090acbf ARM: software-based priviledged-no-access support
Provide a software-based implementation of the priviledged no access
support found in ARMv8.1.

Userspace pages are mapped using a different domain number from the
kernel and IO mappings.  If we switch the user domain to "no access"
when we enter the kernel, we can prevent the kernel from touching
userspace.

However, the kernel needs to be able to access userspace via the
various user accessor functions.  With the wrapping in the previous
patch, we can temporarily enable access when the kernel needs user
access, and re-disable it afterwards.

This allows us to trap non-intended accesses to userspace, eg, caused
by an inadvertent dereference of the LIST_POISON* values, which, with
appropriate user mappings setup, can be made to succeed.  This in turn
can allow use-after-free bugs to be further exploited than would
otherwise be possible.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-08-26 20:34:24 +01:00
Olof Johansson
330349fae4 mvebu fixes changes for v4.2
Fix legacy orion5x IRQ numbers broken since 3.18
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Merge tag 'mvebu-fixes-4.2-1' of git://git.infradead.org/linux-mvebu into next/fixes-non-critical

mvebu fixes changes for v4.2

Fix legacy orion5x IRQ numbers broken since 3.18

* tag 'mvebu-fixes-4.2-1' of git://git.infradead.org/linux-mvebu:
  ARM: orion5x: fix legacy orion5x IRQ numbers

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-21 09:10:50 -07:00
Benjamin Cama
5be9fc23cd ARM: orion5x: fix legacy orion5x IRQ numbers
Since v3.18, attempts to deliver IRQ0 are rejected, breaking orion5x.
Fix this by increasing all interrupts by one, as did 5d6bed2a9c for
dove. Also, force MULTI_IRQ_HANDLER for all orion platforms (including
dove) as the specific handler is needed to shift back IRQ numbers by
one.

[gregory.clement@free-electrons.com]: moved the select
MULTI_IRQ_HANDLER from PLAT_ORION_LEGACY to ARCH_ORION5X as it broke
the build for dove.

Fixes: a71b092a9c ("ARM: Convert handle_IRQ to use __handle_domain_irq")
Signed-off-by: Benjamin Cama <benoar@dolka.fr>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Cc: <stable@vger.kernel.org>
Tested-by: Detlef Vollmann <dv@vollmann.ch>
2015-08-21 17:33:08 +02:00
Stefan Agner
a5f4c561b3 ARM: 8415/1: early fixmap support for earlycon
Add early fixmap support, initially to support permanent, fixed
mapping support for early console. A temporary, early pte is
created which is migrated to a permanent mapping in paging_init.
This is also needed since the attributes may change as the memory
types are initialized. The 3MiB range of fixmap spans two pte
tables, but currently only one pte is created for early fixmap
support.

Re-add FIX_KMAP_BEGIN to the index calculation in highmem.c since
the index for kmap does not start at zero anymore. This reverts
4221e2e6b3 ("ARM: 8031/1: fixmap: remove FIX_KMAP_BEGIN and
FIX_KMAP_END") to some extent.

Cc: Mark Salter <msalter@redhat.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Laura Abbott <lauraa@codeaurora.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-08-18 14:00:29 +01:00
Russell King
81497953e3 Merge branch 'psci/for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux into devel-stable 2015-08-10 15:57:44 +01:00
Mark Rutland
be120397e7 ARM: migrate to common PSCI client code
Now that the common PSCI client code has been factored out to
drivers/firmware, and made safe for 32-bit use, move the 32-bit ARM code
over to it. This results in a moderate reduction of duplicated lines,
and will prevent further duplication as the PSCI client code is updated
for PSCI 1.0 and beyond.

The two legacy platform users of the PSCI invocation code are updated to
account for interface changes. In both cases the power state parameter
(which is constant) is now generated using macros, so that the
pack/unpack logic can be killed in preparation for PSCI 1.0 power state
changes.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Ashwin Chaugule <ashwin.chaugule@linaro.org>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
2015-08-03 15:38:39 +01:00
Mark Rutland
fa8ad7889d arm: perf: factor arm_pmu core out to drivers
To enable sharing of the arm_pmu code with arm64, this patch factors it
out to drivers/perf/. A new drivers/perf directory is added for
performance monitor drivers to live under.

MAINTAINERS is updated accordingly. Files added previously without a
corresponsing MAINTAINERS update (perf_regs.c, perf_callchain.c, and
perf_event.h) are also added.

Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
[will: augmented Kconfig help slightly]
Signed-off-by: Will Deacon <will.deacon@arm.com>
2015-07-31 15:01:14 +01:00
Olof Johansson
cd392752e3 EP93xx cleanup and completing developments. This switches
EP93xx to generic time and brings in a few out-of-tree small
 patches that were stalled for ages.
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Merge tag 'ep93xx-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator into next/cleanup

Merge "EP93xx cleanups for v4.3" from Linus Walleij:

EP93xx cleanup and completing developments. This switches
EP93xx to generic time and brings in a few out-of-tree small
patches that were stalled for ages.

It also removes the need for memory config options and instead moves over to
using PATCH_PHYS_VIRT.

* tag 'ep93xx-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator:
  ARM: ep93xx: simone: enable DMA on the SPI host
  ARM: ep93xx: vision_ep9307: add audio support
  ARM: ep93xx: vision_ep9307: enable DMA for SPI
  ARM: ep93xx: toss the device ID into the entropy pool
  ARM: ep93xx: remove memory configuration options
  ARM: ep93xx: update comment on timer usage
  ARM: ep93xx: switch clockevent to timer 3
  ARM: ep93xx: use non-raw accessors for timer
  ARM: ep93xx: switch to GENERIC_CLOCKEVENTS
  ARM: ep93xx: move timer to its own file

Signed-off-by: Olof Johansson <olof@lixom.net>
2015-07-17 10:20:46 -07:00
H Hartley Sweeten
b8824c9a54 ARM: ep93xx: remove memory configuration options
The ARM_PATCH_PHYS_VIRT option makes the ep93xx memory configuration
options obsolete.

This allows support for all the ep93xx variations to be built into a
single kernel.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2015-07-17 11:49:54 +02:00
Linus Walleij
000bc17817 ARM: ep93xx: switch to GENERIC_CLOCKEVENTS
This switches the EP93xx to use GENERIC_CLOCKEVENTS and
CLKSRC_MMIO. Also implements a sched_clock() hook.
Tested on the SIM.ONE. Use only oneshot events.

Tested-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2015-07-08 16:22:39 +02:00
Russell King
06be5eefe1 Merge branches 'fixes' and 'ioremap' into for-linus 2015-07-07 12:35:33 +01:00
Russell King
b4d103d1a4 ARM: add help text for HIGHPTE configuration entry
Add some help text for the HIGHPTE configuration entry.  This comes from
the x86 entry, but reworded to be more a more accurate description of
what this option does.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2015-06-29 14:33:14 +01:00
Linus Torvalds
e8a0b37d28 Merge branch 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:
 "Bigger items included in this update are:

   - A series of updates from Arnd for ARM randconfig build failures
   - Updates from Dmitry for StrongARM SA-1100 to move IRQ handling to
     drivers/irqchip/
   - Move ARMs SP804 timer to drivers/clocksource/
   - Perf updates from Mark Rutland in preparation to move the ARM perf
     code into drivers/ so it can be shared with ARM64.
   - MCPM updates from Nicolas
   - Add support for taking platform serial number from DT
   - Re-implement Keystone2 physical address space switch to conform to
     architecture requirements
   - Clean up ARMv7 LPAE code, which goes in hand with the Keystone2
     changes.
   - L2C cleanups to avoid unlocking caches if we're prevented by the
     secure support to unlock.
   - Avoid cleaning a potentially dirty cache containing stale data on
     CPU initialisation
   - Add ARM-only entry point for secondary startup (for machines that
     can only call into a Thumb kernel in ARM mode).  Same thing is also
     done for the resume entry point.
   - Provide arch_irqs_disabled via asm-generic
   - Enlarge ARMv7M vector table
   - Always use BFD linker for VDSO, as gold doesn't accept some of the
     options we need.
   - Fix an incorrect BSYM (for Thumb symbols) usage, and convert all
     BSYM compiler macros to a "badr" (for branch address).
   - Shut up compiler warnings provoked by our cmpxchg() implementation.
   - Ensure bad xchg sizes fail to link"

* 'for-linus' of git://ftp.arm.linux.org.uk/~rmk/linux-arm: (75 commits)
  ARM: Fix build if CLKDEV_LOOKUP is not configured
  ARM: fix new BSYM() usage introduced via for-arm-soc branch
  ARM: 8383/1: nommu: avoid deprecated source register on mov
  ARM: 8391/1: l2c: add options to overwrite prefetching behavior
  ARM: 8390/1: irqflags: Get arch_irqs_disabled from asm-generic
  ARM: 8387/1: arm/mm/dma-mapping.c: Add arm_coherent_dma_mmap
  ARM: 8388/1: tcm: Don't crash when TCM banks are protected by TrustZone
  ARM: 8384/1: VDSO: force use of BFD linker
  ARM: 8385/1: VDSO: group link options
  ARM: cmpxchg: avoid warnings from macro-ized cmpxchg() implementations
  ARM: remove __bad_xchg definition
  ARM: 8369/1: ARMv7M: define size of vector table for Vybrid
  ARM: 8382/1: clocksource: make ARM_TIMER_SP804 depend on GENERIC_SCHED_CLOCK
  ARM: 8366/1: move Dual-Timer SP804 driver to drivers/clocksource
  ARM: 8365/1: introduce sp804_timer_disable and remove arm_timer.h inclusion
  ARM: 8364/1: fix BE32 module loading
  ARM: 8360/1: add secondary_startup_arm prototype in header file
  ARM: 8359/1: correct secondary_startup_arm mode
  ARM: proc-v7: sanitise and document registers around errata
  ARM: proc-v7: clean up MIDR access
  ...
2015-06-26 12:20:00 -07:00
Linus Torvalds
4aa705b18b ARM: SoC: platform support for v4.2
Our SoC branch usually contains expanded support for new SoCs and
 other core platform code. Some highlights from this round:
 
 - sunxi: SMP support for A23 SoC
 - socpga: big-endian support
 - pxa: conversion to common clock framework
 - bcm: SMP support for BCM63138
 - imx: support new I.MX7D SoC
 - zte: basic support for ZX296702 SoC
 
  Conflicts:
 	arch/arm/mach-socfpga/core.h
 
 Trivial remove/remove conflict with our cleanup branch.
 Resolution: remove both sides
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC platform support updates from Kevin Hilman:
 "Our SoC branch usually contains expanded support for new SoCs and
  other core platform code.  Some highlights from this round:

   - sunxi: SMP support for A23 SoC
   - socpga: big-endian support
   - pxa: conversion to common clock framework
   - bcm: SMP support for BCM63138
   - imx: support new I.MX7D SoC
   - zte: basic support for ZX296702 SoC"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (134 commits)
  ARM: zx: Add basic defconfig support for ZX296702
  ARM: dts: zx: add an initial zx296702 dts and doc
  clk: zx: add clock support to zx296702
  dt-bindings: Add #defines for ZTE ZX296702 clocks
  ARM: socfpga: fix build error due to secondary_startup
  MAINTAINERS: ARM64: EXYNOS: Extend entry for ARM64 DTS
  ARM: ep93xx: simone: support for SPI-based MMC/SD cards
  MAINTAINERS: update Shawn's email to use kernel.org one
  ARM: socfpga: support suspend to ram
  ARM: socfpga: add CPU_METHOD_OF_DECLARE for Arria 10
  ARM: socfpga: use CPU_METHOD_OF_DECLARE for socfpga_cyclone5
  ARM: EXYNOS: register power domain driver from core_initcall
  ARM: EXYNOS: use PS_HOLD based poweroff for all supported SoCs
  ARM: SAMSUNG: Constify platform_device_id
  ARM: EXYNOS: Constify irq_domain_ops
  ARM: EXYNOS: add coupled cpuidle support for Exynos3250
  ARM: EXYNOS: add exynos_get_boot_addr() helper
  ARM: EXYNOS: add exynos_set_boot_addr() helper
  ARM: EXYNOS: make exynos_core_restart() less verbose
  ARM: EXYNOS: fix exynos_boot_secondary() return value on timeout
  ...
2015-06-26 11:34:35 -07:00