4.19-stable patches

4.19-stable patches

added patches:
	bpf-wait-for-running-bpf-programs-when-updating-map-in-map.patch
	btrfs-don-t-run-delayed_iputs-in-commit.patch
	btrfs-don-t-use-ctl-free_space-for-max_extent_size.patch
	btrfs-fix-assertion-on-fsync-of-regular-file-when-using-no-holes-feature.patch
	btrfs-fix-deadlock-when-writing-out-free-space-caches.patch
	btrfs-fix-insert_reserved-error-handling.patch
	btrfs-fix-null-pointer-dereference-on-compressed-write-path-error.patch
	btrfs-fix-use-after-free-during-inode-eviction.patch
	btrfs-fix-use-after-free-when-dumping-free-space.patch
	btrfs-move-the-dio_sem-higher-up-the-callchain.patch
	btrfs-only-free-reserved-extent-if-we-didn-t-insert-it.patch
	btrfs-reset-max_extent_size-properly.patch
	btrfs-set-max_extent_size-properly.patch
	net-sched-remove-tca_options-from-policy.patch
	userns-also-map-extents-in-the-reverse-map-to-kernel-ids.patch
	vga_switcheroo-fix-missing-gpu_bound-call-at-audio-client-registration.patch
	vt-fix-broken-display-when-running-aptitude.patch