Merge 4.4.156 into kernel.lnx.4.4.r27-rel

Changes in 4.4.156: (61 commits)
        x86/speculation/l1tf: Fix up pte->pfn conversion for PAE
        staging: android: ion: fix ION_IOC_{MAP,SHARE} use-after-free
        net: bcmgenet: use MAC link status for fixed phy
        qlge: Fix netdev features configuration.
        tcp: do not restart timewait timer on rst reception
        vti6: remove !skb->ignore_df check from vti6_xmit()
        cifs: check if SMB2 PDU size has been padded and suppress the warning
        hfsplus: don't return 0 when fill_super() failed
        hfs: prevent crash on exit from failed search
        fork: don't copy inconsistent signal handler state to child
        reiserfs: change j_timestamp type to time64_t
        hfsplus: fix NULL dereference in hfsplus_lookup()
        fat: validate ->i_start before using
        scripts: modpost: check memory allocation results
        mm/fadvise.c: fix signed overflow UBSAN complaint
        fs/dcache.c: fix kmemcheck splat at take_dentry_name_snapshot()
        ipvs: fix race between ip_vs_conn_new() and ip_vs_del_dest()
        mfd: sm501: Set coherent_dma_mask when creating subdevices
        platform/x86: asus-nb-wmi: Add keymap entry for lid flip action on UX360
        irqchip/bcm7038-l1: Hide cpu offline callback when building for !SMP
        net/9p: fix error path of p9_virtio_probe
        powerpc: Fix size calculation using resource_size()
        s390/dasd: fix hanging offline processing due to canceled worker
        scsi: aic94xx: fix an error code in aic94xx_init()
        PCI: mvebu: Fix I/O space end address calculation
        dm kcopyd: avoid softlockup in run_complete_job
        staging: comedi: ni_mio_common: fix subdevice flags for PFI subdevice
        selftests/powerpc: Kill child processes on SIGINT
        smb3: fix reset of bytes read and written stats
        SMB3: Number of requests sent should be displayed for SMB3 not just CIFS
        powerpc/pseries: Avoid using the size greater than RTAS_ERROR_LOG_MAX.
        btrfs: replace: Reset on-disk dev stats value after replace
        btrfs: relocation: Only remove reloc rb_trees if reloc control has been initialized
        btrfs: Don't remove block group that still has pinned down bytes
        debugobjects: Make stack check warning more informative
        x86/pae: use 64 bit atomic xchg function in native_ptep_get_and_clear
        kbuild: make missing $DEPMOD a Warning instead of an Error
        irda: Fix memory leak caused by repeated binds of irda socket
        irda: Only insert new objects into the global database via setsockopt
        Revert "ARM: imx_v6_v7_defconfig: Select ULPI support"
        enic: do not call enic_change_mtu in enic_probe
        Fixes: Commit cdbf9267 ("mm: numa: avoid waiting on freed migrated pages")
        genirq: Delay incrementing interrupt count if it's disabled/pending
        irqchip/gic-v3-its: Recompute the number of pages on page size change
        irqchip/gicv3-its: Fix memory leak in its_free_tables()
        irqchip/gicv3-its: Avoid cache flush beyond ITS_BASERn memory size
        irqchip/gic-v3: Add missing barrier to 32bit version of gic_read_iar()
        irqchip/gic: Make interrupt ID 1020 invalid
        ovl: rename is_merge to is_lowest
        ovl: override creds with the ones from the superblock mounter
        ovl: proper cleanup of workdir
        sch_htb: fix crash on init failure
        sch_multiq: fix double free on init failure
        sch_hhf: fix null pointer dereference on init failure
        sch_netem: avoid null pointer deref on init failure
        sch_tbf: fix two null pointer dereferences on init failure
        mei: me: allow runtime pm for platform with D0i3
        s390/lib: use expoline for all bcr instructions
        ASoC: wm8994: Fix missing break in switch
        btrfs: use correct compare function of dirty_metadata_bytes
        Linux 4.4.156

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

Conflicts:
	drivers/staging/android/ion/ion.c