4.19-stable patches

4.19-stable patches

added patches:
	arm64-armv8_deprecated-fix-undef_hook-mask-for-thumb-setend.patch
	clk-ingenic-jz4770-exit-with-error-if-cgu-init-failed.patch
	cpufreq-powernv-fix-use-after-free.patch
	dm-verity-fec-fix-memory-leak-in-verity_fec_dtr.patch
	dm-writecache-add-cond_resched-to-avoid-cpu-hangs.patch
	drm-etnaviv-rework-perfmon-query-infrastructure.patch
	ext4-fix-a-data-race-at-inode-i_blocks.patch
	fs-filesystems.c-downgrade-user-reachable-warn_once-to-pr_warn_once.patch
	hfsplus-fix-crash-and-filesystem-corruption-when-deleting-files.patch
	input-i8042-add-acer-aspire-5738z-to-nomux-list.patch
	ipmi-fix-hung-processes-in-__get_guid.patch
	kmod-make-request_module-return-an-error-when-autoloading-is-disabled.patch
	libata-return-correct-status-in-sata_pmp_eh_recover_pm-when-ata_dflag_detach-is-set.patch
	nfs-fix-a-page-leak-in-nfs_destroy_unlinked_subrequests.patch
	ocfs2-no-need-try-to-truncate-file-beyond-i_size.patch
	perf-tools-support-python-3.8-in-makefile.patch
	powerpc-pseries-avoid-null-pointer-dereference-when-drmem-is-unavailable.patch
	rtc-omap-use-define-directive-for-pin_config_active_high.patch
	s390-diag-fix-display-of-diagnose-call-statistics.patch
	scsi-zfcp-fix-missing-erp_lock-in-port-recovery-trigger-for-point-to-point.patch
	selftests-vm-drop-dependencies-on-page-flags-from-mlock2-tests.patch
	xen-blkfront-fix-memory-allocation-flags-in-blkfront_setup_indirect.patch