4.4-stable patches

4.4-stable patches

added patches:
	adding-intel-lewisburg-device-ids-for-sata.patch
	arm64-vmemmap-use-virtual-projection-of-linear-region.patch
	ata-ahci-don-t-mark-hotplugcapable-ports-as-external-removable.patch
	block-bio-introduce-helpers-to-get-the-1st-and-last-bvec.patch
	btrfs-fix-loading-of-orphan-roots-leading-to-bug_on.patch
	drm-amdgpu-apply-gfx_v8-fixes-to-gfx_v7-as-well.patch
	drm-amdgpu-gfx8-specify-which-engine-to-wait-before-vm-flush.patch
	drm-amdgpu-pm-update-current-crtc-info-after-setting-the-powerstate.patch
	drm-amdgpu-return-from-atombios_dp_get_dpcd-only-when-error.patch
	drm-ast-fix-incorrect-register-check-for-dram-width.patch
	drm-radeon-pm-update-current-crtc-info-after-setting-the-powerstate.patch
	fix-directory-hardlinks-from-deleted-directories.patch
	jffs2-fix-page-lock-f-sem-deadlock.patch
	libata-align-ata_device-s-id-on-a-cacheline.patch
	libata-fix-hdio_get_32bit-ioctl.patch
	pata-rb532-cf-get-rid-of-the-irq_to_gpio-call.patch
	pm-sleep-x86-fix-crash-on-graph-trace-through-x86-suspend.patch
	revert-jffs2-fix-lock-acquisition-order-bug-in-jffs2_write_begin.patch
	target-fix-write_same-discard-conversion-to-linux-512b-sectors.patch
	tracing-do-not-have-comm-filter-override-event-comm-field.patch
	writeback-flush-inode-cgroup-wb-switches-instead-of-pinning-super_block.patch