4.4-stable patches

4.4-stable patches

added patches:
	dm-crypt-fix-crash-on-exit.patch
	dm-mark-request_queue-dead-before-destroying-the-dm-device.patch
	dm-mpath-check-if-path-s-request_queue-is-dying-in-activate_path.patch
	dm-return-correct-error-code-in-dm_resume-s-retry-loop.patch
	perf-intel-pt-fix-estimated-timestamps-for-cycle-accurate-mode.patch
	perf-intel-pt-fix-mtc-timestamp-calculation-for-large-mtc-periods.patch
	perf-intel-pt-fix-snapshot-overlap-detection-decoder-errors.patch
	powerpc-64-fix-incorrect-return-value-from-__copy_tofrom_user.patch
	powerpc-powernv-pass-cpu-endian-pe-number-to-opal_pci_eeh_freeze_clear.patch
	powerpc-powernv-use-cpu-endian-hub-diag-data-type-in-pnv_eeh_get_and_dump_hub_diag.patch
	powerpc-powernv-use-cpu-endian-pest-in-pnv_pci_dump_p7ioc_diag_data.patch
	powerpc-pseries-fix-stack-corruption-in-htpe-code.patch
	powerpc-vdso64-use-double-word-compare-on-pointers.patch
	ubi-deal-with-interrupted-erasures-in-wl.patch