4.15-stable patches

4.15-stable patches

added patches:
	9p-trans_virtio-discard-zero-length-reply.patch
	alsa-hda-fix-headset-mic-detection-problem-for-two-dell-machines.patch
	alsa-hda-realtek-add-headset-mode-support-for-dell-laptop.patch
	alsa-hda-realtek-enable-thinkpad-dock-device-for-alc298-platform.patch
	alsa-hda-realtek-pci-quirk-for-fujitsu-u7x7.patch
	alsa-seq-fix-racy-pool-initializations.patch
	alsa-usb-add-more-device-quirks-for-usb-dsd-devices.patch
	alsa-usb-audio-add-implicit-fb-quirk-for-behringer-ufx1204.patch
	alsa-usb-audio-fix-uac2-get_ctl-request-with-a-range-attribute.patch
	arm64-proc-set-pte_ng-for-table-entries-to-avoid-traversing-them-twice.patch
	blk-wbt-account-flush-requests-correctly.patch
	btrfs-fix-btrfs_evict_inode-to-handle-abnormal-inodes-correctly.patch
	btrfs-fix-crash-due-to-not-cleaning-up-tree-log-block-s-dirty-bits.patch
	btrfs-fix-deadlock-in-run_delalloc_nocow.patch
	btrfs-fix-extent-state-leak-from-tree-log.patch
	btrfs-fix-unexpected-eexist-when-creating-new-inode.patch
	btrfs-fix-use-after-free-on-root-orphan_block_rsv.patch
	dm-correctly-handle-chained-bios-in-dec_pending.patch
	iscsi-target-make-sure-to-wake-up-sleeping-login-worker.patch
	mtd-nand-vf610-set-correct-ooblayout.patch
	mvpp2-fix-multicast-address-filter.patch
	target-iscsi-avoid-null-dereference-in-chap-auth-error-path.patch
	xprtrdma-fix-bug-after-a-device-removal.patch
	xprtrdma-fix-calculation-of-ri_max_send_sges.patch