Merge Linux 4.4.178 kernel

Changes in 4.4.178: (132 commits)
        mmc: pxamci: fix enum type confusion
        drm/vmwgfx: Don't double-free the mode stored in par->set_mode
        udf: Fix crash on IO error during truncate
        mips: loongson64: lemote-2f: Add IRQF_NO_SUSPEND to "cascade" irqaction.
        MIPS: Fix kernel crash for R6 in jump label branch function
        futex: Ensure that futex address is aligned in handle_futex_death()
        ext4: fix NULL pointer dereference while journal is aborted
        ext4: fix data corruption caused by unaligned direct AIO
        ext4: brelse all indirect buffer in ext4_ind_remove_space()
        mmc: tmio_mmc_core: don't claim spurious interrupts
        media: v4l2-ctrls.c/uvc: zero v4l2_event
        locking/lockdep: Add debug_locks check in __lock_downgrade()
        ALSA: hda - Record the current power state before suspend/resume calls
        ALSA: hda - Enforces runtime_resume after S3 and S4 for each codec
        mmc: pwrseq_simple: Make reset-gpios optional to match doc
        mmc: debugfs: Add a restriction to mmc debugfs clock setting
        mmc: make MAN_BKOPS_EN message a debug
        mmc: sanitize 'bus width' in debug output
        mmc: core: shut up "voltage-ranges unspecified" pr_info()
        usb: dwc3: gadget: Fix suspend/resume during device mode
        arm64: mm: Add trace_irqflags annotations to do_debug_exception()
        mmc: core: fix using wrong io voltage if mmc_select_hs200 fails
        mm/rmap: replace BUG_ON(anon_vma->degree) with VM_WARN_ON
        extcon: usb-gpio: Don't miss event during suspend/resume
        kbuild: setlocalversion: print error to STDERR
        usb: gadget: composite: fix dereference after null check coverify warning
        usb: gadget: Add the gserial port checking in gs_start_tx()
        tcp/dccp: drop SYN packets if accept queue is full
        serial: sprd: adjust TIMEOUT to a big value
        Hang/soft lockup in d_invalidate with simultaneous calls
        arm64: traps: disable irq in die()
        usb: renesas_usbhs: gadget: fix unused-but-set-variable warning
        serial: sprd: clear timeout interrupt only rather than all interrupts
        lib/int_sqrt: optimize small argument
        USB: core: only clean up what we allocated
        rtc: Fix overflow when converting time64_t to rtc_time
        ath10k: avoid possible string overflow
        Bluetooth: Check L2CAP option sizes returned from l2cap_get_conf_opt
        Bluetooth: Verify that l2cap_get_conf_opt provides large enough buffer
        sched/fair: Fix new task's load avg removed from source CPU in wake_up_new_task()
        mmc: block: Allow more than 8 partitions per card
        arm64: fix COMPAT_SHMLBA definition for large pages
        efi: stub: define DISABLE_BRANCH_PROFILING for all architectures
        ARM: 8458/1: bL_switcher: add GIC dependency
        ARM: 8494/1: mm: Enable PXN when running non-LPAE kernel on LPAE processor
        android: unconditionally remove callbacks in sync_fence_free()
        vmstat: make vmstat_updater deferrable again and shut down on idle
        hid-sensor-hub.c: fix wrong do_div() usage
        arm64: hide __efistub_ aliases from kallsyms
        perf: Synchronously free aux pages in case of allocation failure
        net: diag: support v4mapped sockets in inet_diag_find_one_icsk()
        Revert "mmc: block: don't use parameter prefix if built as module"
        writeback: initialize inode members that track writeback history
        coresight: fixing lockdep error
        coresight: coresight_unregister() function cleanup
        coresight: release reference taken by 'bus_find_device()'
        coresight: remove csdev's link from topology
        stm class: Fix locking in unbinding policy path
        stm class: Fix link list locking
        stm class: Prevent user-controllable allocations
        stm class: Support devices with multiple instances
        stm class: Fix unlocking braino in the error path
        stm class: Guard output assignment against concurrency
        stm class: Fix unbalanced module/device refcounting
        stm class: Fix a race in unlinking
        coresight: "DEVICE_ATTR_RO" should defined as static.
        coresight: etm4x: Check every parameter used by dma_xx_coherent.
        asm-generic: Fix local variable shadow in __set_fixmap_offset
        staging: ashmem: Avoid deadlock with mmap/shrink
        staging: ashmem: Add missing include
        staging: ion: Set minimum carveout heap allocation order to PAGE_SHIFT
        staging: goldfish: audio: fix compiliation on arm
        ARM: 8510/1: rework ARM_CPU_SUSPEND dependencies
        arm64/kernel: fix incorrect EL0 check in inv_entry macro
        mac80211: fix "warning: ‘target_metric’ may be used uninitialized"
        perf/ring_buffer: Refuse to begin AUX transaction after rb->aux_mmap_count drops
        arm64: kernel: Include _AC definition in page.h
        PM / Hibernate: Call flush_icache_range() on pages restored in-place
        stm class: Do not leak the chrdev in error path
        stm class: Fix stm device initialization order
        ipv6: fix endianness error in icmpv6_err
        usb: gadget: configfs: add mutex lock before unregister gadget
        usb: gadget: rndis: free response queue during REMOTE_NDIS_RESET_MSG
        cpu/hotplug: Handle unbalanced hotplug enable/disable
        video: fbdev: Set pixclock = 0 in goldfishfb
        arm64: kconfig: drop CONFIG_RTC_LIB dependency
        mmc: mmc: fix switch timeout issue caused by jiffies precision
        cfg80211: size various nl80211 messages correctly
        stmmac: copy unicast mac address to MAC registers
        dccp: do not use ipv6 header for ipv4 flow
        mISDN: hfcpci: Test both vendor & device ID for Digium HFC4S
        net/packet: Set __GFP_NOWARN upon allocation in alloc_pg_vec
        net: rose: fix a possible stack overflow
        Add hlist_add_tail_rcu() (Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net)
        packets: Always register packet sk in the same order
        tcp: do not use ipv6 header for ipv4 flow
        vxlan: Don't call gro_cells_destroy() before device is unregistered
        sctp: get sctphdr by offset in sctp_compute_cksum
        mac8390: Fix mmio access size probe
        btrfs: remove WARN_ON in log_dir_items
        btrfs: raid56: properly unmap parity page in finish_parity_scrub()
        ARM: imx6q: cpuidle: fix bug that CPU might not wake up at expected time
        ALSA: compress: add support for 32bit calls in a 64bit kernel
        ALSA: rawmidi: Fix potential Spectre v1 vulnerability
        ALSA: seq: oss: Fix Spectre v1 vulnerability
        ALSA: pcm: Fix possible OOB access in PCM oss plugins
        ALSA: pcm: Don't suspend stream in unrecoverable PCM state
        scsi: sd: Fix a race between closing an sd device and sd I/O
        scsi: zfcp: fix rport unblock if deleted SCSI devices on Scsi_Host
        scsi: zfcp: fix scsi_eh host reset with port_forced ERP for non-NPIV FCP devices
        tty: atmel_serial: fix a potential NULL pointer dereference
        staging: vt6655: Remove vif check from vnt_interrupt
        staging: vt6655: Fix interrupt race condition on device start up.
        serial: max310x: Fix to avoid potential NULL pointer dereference
        serial: sh-sci: Fix setting SCSCR_TIE while transferring data
        USB: serial: cp210x: add new device id
        USB: serial: ftdi_sio: add additional NovaTech products
        USB: serial: mos7720: fix mos_parport refcount imbalance on error path
        USB: serial: option: set driver_info for SIM5218 and compatibles
        USB: serial: option: add Olicard 600
        Disable kgdboc failed by echo space to /sys/module/kgdboc/parameters/kgdboc
        fs/proc/proc_sysctl.c: fix NULL pointer dereference in put_links
        gpio: adnp: Fix testing wrong value in adnp_gpio_direction_input
        perf intel-pt: Fix TSC slip
        x86/smp: Enforce CONFIG_HOTPLUG_CPU when SMP=y
        KVM: Reject device ioctls from processes other than the VM's creator
        xhci: Fix port resume done detection for SS ports with LPM enabled
        Revert "USB: core: only clean up what we allocated"
        arm64: support keyctl() system call in 32-bit mode
        coresight: removing bind/unbind options from sysfs
        stm class: Hide STM-specific options if STM is disabled
        Linux 4.4.178

Conflicts:
	arch/arm/Kconfig
	arch/arm64/kernel/traps.c
	drivers/hwtracing/coresight/coresight-etm4x.c
	drivers/hwtracing/coresight/coresight-tmc.c
	drivers/hwtracing/stm/Kconfig
	drivers/hwtracing/stm/core.c
	drivers/mmc/core/mmc.c
	drivers/usb/gadget/configfs.c
	drivers/usb/gadget/function/u_serial.c
	kernel/events/ring_buffer.c
	kernel/sched/fair.c
	mm/vmstat.c
	net/wireless/nl80211.c
	sound/core/compress_offload.c