5.4-stable patches

5.4-stable patches

added patches:
	arm-dts-at91-sama5d2-fix-can-message-ram-offset-and-size.patch
	arm-dts-pandaboard-fix-pinmux-for-gpio-user-button-of-pandaboard-es.patch
	btrfs-do-not-shorten-unpin-len-for-caching-block-groups.patch
	btrfs-trim-fix-underflow-in-trim-length-to-prevent-access-beyond-device-boundary.patch
	ceph-fix-race-in-concurrent-__ceph_remove_cap-invocations.patch
	ext4-fix-a-memory-leak-of-ext4_free_data.patch
	ext4-fix-deadlock-with-fs-freezing-and-ea-inodes.patch
	ima-don-t-modify-file-descriptor-mode-on-the-fly.patch
	jffs2-fix-gc-exit-abnormally.patch
	jffs2-fix-ignoring-mounting-options-problem-during-remounting.patch
	kvm-arm64-introduce-handling-of-aarch32-ttbcr2-traps.patch
	powerpc-8xx-fix-early-debug-when-smc1-is-relocated.patch
	powerpc-feature-add-cpu_ftr_noexecute-to-g2_le.patch
	powerpc-fix-incorrect-stw-ux-u-x-instructions-in-__set_pte_at.patch
	powerpc-mm-fix-verification-of-mmu_ftr_type_44x.patch
	powerpc-powernv-memtrace-don-t-leak-kernel-memory-to-user-space.patch
	powerpc-powernv-memtrace-fix-crashing-the-kernel-when-enabling-concurrently.patch
	powerpc-powernv-npu-do-not-attempt-npu2-setup-on-power8nvl-npu.patch
	powerpc-rtas-fix-typo-of-ibm-open-errinjct-in-rtas-filter.patch
	powerpc-xmon-change-printk-to-pr_cont.patch
	smb3-avoid-confusing-warning-message-on-mount-to-azure.patch
	ubifs-wbuf-don-t-leak-kernel-memory-to-flash.patch
	um-remove-use-of-asprinf-in-umid.c.patch
	xprtrdma-fix-xdrbuf_sparse_pages-support.patch