import v3.15.3.

* import v3.15.3.
* add patches from the -stable queue:
  - target-fix-left-over-se_lun-lun_sep-pointer-oops
  - iscsi-target-avoid-rejecting-incorrect-itt-for-data-out
  - iscsi-target-explicily-clear-login-response-pdu-in-exception-path
  - iscsi-target-fix-iscsit_del_np-deadlock-on-unload
  - input-synaptics-fix-resolution-for-manually-provided-min-max
  - input-elantech-deal-with-clickpads-reporting-right-button-events
  - input-elantech-don-t-set-bit-1-of-reg_10-when-the-no_hw_res-quirk-is-set
  - pci-add-new-id-for-intel-gpu-spurious-interrupt-quirk
  - pci-fix-incorrect-vgaarb-conditional-in-warn_on
  - mtip32xx-fix-ero-and-nosnoop-values-in-pcie-upstream-on-amd-systems
  - mtip32xx-increase-timeout-for-standby-immediate-command
  - mtip32xx-remove-dfs_parent-after-pci-unregister
  - recordmcount-mips-fix-possible-incorrect-mcount_loc-table-entries-in-
    modules
  - revert-mips-save-restore-msa-context-around-signals
  - mips-msc-prevent-out-of-bounds-writes-to-mips-sc-ioremap-d-region
  - hpsa-add-new-smart-array-pci-ids-may-2014
  - ubifs-fix-an-mmap-and-fsync-race-condition
  - ubifs-remove-incorrect-assertion-in-shrink_tnc
  - rdma-cxgb4-fix-memory-leaks-in-c4iw_alloc-error-paths
  - rdma-cxgb4-add-missing-padding-at-end-of-struct-c4iw_create_cq_resp
  - rdma-cxgb4-add-missing-padding-at-end-of-struct-c4iw_alloc_ucontext_resp
  - watchdog-sp805-set-watchdog_device-timeout-from-set_timeout
  - watchdog-ath79_wdt-avoid-spurious-restarts-on-ar934x
  - watchdog-kempld-wdt-use-the-correct-value-when-configuring-the-prescaler-
    with-the-watchdog
  - kernel-watchdog.c-remove-preemption-restrictions-when-restarting-lockup-
    detector
  - ib-mlx5-add-missing-padding-at-end-of-struct-mlx5_ib_create_cq
  - ib-mlx5-add-missing-padding-at-end-of-struct-mlx5_ib_create_srq
  - ib-qib-fix-port-in-pkey-change-event
  - ib-ipath-translate-legacy-diagpkt-into-newer-extended-diagpkt
  - ib-srp-fix-a-sporadic-crash-triggered-by-cable-pulling
  - ib-umad-fix-error-handling
  - ib-umad-fix-use-after-free-on-close
  - sunrpc-fix-a-module-reference-leak-in-svc_handle_xprt
  - pnfs-handle-allocation-errors-correctly-in-filelayout_alloc_layout_hdr
  - nfsd4-fix-free_stateid-lockowner-leak
  - nfsd-getattr-for-fattr4_word0_files_avail-needs-the-statfs-buffer
  - nfs-don-t-declare-inode-uptodate-unless-all-attributes-were-checked
  - nfs-use-raw_write_seqcount_begin-end-int-nfs4_reclaim_open_state
  - nfs-populate-net-in-mount-data-when-remounting
  - nfs-fix-cache_validity-check-in-nfs_write_pageuptodate
  - powerpc-pseries-fix-overwritten-pe-state
  - powernv-fix-permissions-on-sysparam-sysfs-entries
  - powerpc-mm-check-paca-psize-is-up-to-date-for-huge-mappings
  - powerpc-serial-use-saner-flags-when-creating-legacy-ports
  - powerpc-64bit-sendfile-is-capped-at-2gb
  - powerpc-fix-typo-config_pmac
  - powerpc-perf-ensure-all-ebb-register-state-is-cleared-on-fork
  - powerpc-fix-typo-config_ppc_cpu
  - powerpc-don-t-setup-cpus-with-bad-status
  - powerpc-add-at_hwcap2-to-indicate-v.crypto-category-support
  - powerpc-don-t-skip-epapr-spin-table-cpus
  - xfs-block-allocation-work-needs-to-be-kswapd-aware
  - xfs-xfs_readsb-needs-to-check-for-magic-numbers
  - reiserfs-call-truncate_setsize-under-tailpack-mutex
  - cpufreq-ppc-corenet-cpu-freq-do_div-use-quotient
  - cpufreq-unlock-when-failing-cpufreq_update_policy
NOT RELEASED YET

* NOT RELEASED YET
* set ABI to 3.slh.2.