Merge 4.4.154 into kernel.lnx.4.4.r27-rel

Changes in 4.4.154: (81 commits)
        sched/sysctl: Check user input value of sysctl_sched_time_avg
        Cipso: cipso_v4_optptr enter infinite loop
        vti6: fix PMTU caching and reporting on xmit
        xfrm: fix missing dst_release() after policy blocking lbcast and multicast
        xfrm: free skb if nlsk pointer is NULL
        mac80211: add stations tied to AP_VLANs during hw reconfig
        nl80211: Add a missing break in parse_station_flags
        drm/bridge: adv7511: Reset registers on hotplug
        scsi: libiscsi: fix possible NULL pointer dereference in case of TMF
        drm/imx: imx-ldb: disable LDB on driver bind
        drm/imx: imx-ldb: check if channel is enabled before printing warning
        usb: gadget: r8a66597: Fix two possible sleep-in-atomic-context bugs in init_controller()
        usb: gadget: r8a66597: Fix a possible sleep-in-atomic-context bugs in r8a66597_queue()
        usb/phy: fix PPC64 build errors in phy-fsl-usb.c
        tools: usb: ffs-test: Fix build on big endian systems
        usb: gadget: f_uac2: fix endianness of 'struct cntrl_*_lay3'
        tools/power turbostat: fix -S on UP systems
        net: caif: Add a missing rcu_read_unlock() in caif_flow_cb
        qed: Fix possible race for the link state value.
        atl1c: reserve min skb headroom
        net: prevent ISA drivers from building on PPC32
        can: mpc5xxx_can: check of_iomap return before use
        i2c: davinci: Avoid zero value of CLKH
        media: staging: omap4iss: Include asm/cacheflush.h after generic includes
        bnx2x: Fix invalid memory access in rss hash config path.
        net: axienet: Fix double deregister of mdio
        fscache: Allow cancelled operations to be enqueued
        cachefiles: Fix refcounting bug in backing-file read monitoring
        cachefiles: Wait rather than BUG'ing on "Unexpected object collision"
        selftests/ftrace: Add snapshot and tracing_on test case
        zswap: re-check zswap_is_full() after do zswap_shrink()
        tools/power turbostat: Read extended processor family from CPUID
        Revert "MIPS: BCM47XX: Enable 74K Core ExternalSync for PCIe erratum"
        enic: handle mtu change for vf properly
        arc: fix build errors in arc/include/asm/delay.h
        arc: fix type warnings in arc/mm/cache.c
        drivers: net: lmc: fix case value for target abort error
        scsi: fcoe: drop frames in ELS LOGO error path
        scsi: vmw_pvscsi: Return DID_RESET for status SAM_STAT_COMMAND_TERMINATED
        mm/memory.c: check return value of ioremap_prot
        cifs: add missing debug entries for kconfig options
        cifs: check kmalloc before use
        smb3: Do not send SMB3 SET_INFO if nothing changed
        smb3: don't request leases in symlink creation and query
        btrfs: don't leak ret from do_chunk_alloc
        s390/kvm: fix deadlock when killed by oom
        ext4: check for NUL characters in extended attribute's name
        ext4: sysfs: print ext4_super_block fields as little-endian
        ext4: reset error code in ext4_find_entry in fallback
        arm64: mm: check for upper PAGE_SHIFT bits in pfn_valid()
        KVM: arm/arm64: Skip updating PTE entry if no change
        KVM: arm/arm64: Skip updating PMD entry if no change
        x86/speculation/l1tf: Fix overflow in l1tf_pfn_limit() on 32bit
        x86/speculation/l1tf: Fix off-by-one error when warning that system has too much RAM
        x86/speculation/l1tf: Suggest what to do on systems with too much RAM
        x86/process: Re-export start_thread()
        fuse: Don't access pipe->buffers without pipe_lock()
        fuse: fix double request_end()
        fuse: fix unlocked access to processing queue
        fuse: umount should wait for all requests
        fuse: Fix oops at process_init_reply()
        fuse: Add missed unlock_page() to fuse_readpages_fill()
        udl-kms: change down_interruptible to down
        udl-kms: handle allocation failure
        udl-kms: fix crash due to uninitialized memory
        ASoC: dpcm: don't merge format from invalid codec dai
        ASoC: sirf: Fix potential NULL pointer dereference
        pinctrl: freescale: off by one in imx1_pinconf_group_dbg_show()
        x86/irqflags: Mark native_restore_fl extern inline
        x86/spectre: Add missing family 6 check to microcode check
        s390: fix br_r1_trampoline for machines without exrl
        s390/qdio: reset old sbal_state flags
        s390/pci: fix out of bounds access during irq setup
        kprobes: Make list and blacklist root user read only
        MIPS: Correct the 64-bit DSP accumulator register size
        MIPS: lib: Provide MIPS64r6 __multi3() for GCC < 7
        scsi: sysfs: Introduce sysfs_{un,}break_active_protection()
        scsi: core: Avoid that SCSI device removal through sysfs triggers a deadlock
        iscsi target: fix session creation failure handling
        cdrom: Fix info leak/OOB read in cdrom_ioctl_drive_status
        Linux 4.4.154

Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>

Conflicts:
	arch/arm64/mm/init.c