Merge 4.19.64 into android-4.19-q

Changes in 4.19.64
	hv_sock: Add support for delayed close
	vsock: correct removal of socket from the list
	NFS: Fix dentry revalidation on NFSv4 lookup
	NFS: Refactor nfs_lookup_revalidate()
	NFSv4: Fix lookup revalidate of regular files
	usb: dwc2: Disable all EP's on disconnect
	usb: dwc2: Fix disable all EP's on disconnect
	arm64: compat: Provide definition for COMPAT_SIGMINSTKSZ
	binder: fix possible UAF when freeing buffer
	ISDN: hfcsusb: checking idx of ep configuration
	media: au0828: fix null dereference in error path
	ath10k: Change the warning message string
	media: cpia2_usb: first wake up, then free in disconnect
	media: pvrusb2: use a different format for warnings
	NFS: Cleanup if nfs_match_client is interrupted
	media: radio-raremono: change devm_k*alloc to k*alloc
	iommu/vt-d: Don't queue_iova() if there is no flush queue
	iommu/iova: Fix compilation error with !CONFIG_IOMMU_IOVA
	Bluetooth: hci_uart: check for missing tty operations
	vhost: introduce vhost_exceeds_weight()
	vhost_net: fix possible infinite loop
	vhost: vsock: add weight support
	vhost: scsi: add weight support
	sched/fair: Don't free p->numa_faults with concurrent readers
	sched/fair: Use RCU accessors consistently for ->numa_group
	/proc/<pid>/cmdline: remove all the special cases
	/proc/<pid>/cmdline: add back the setproctitle() special case
	drivers/pps/pps.c: clear offset flags in PPS_SETPARAMS ioctl
	Fix allyesconfig output.
	ceph: hold i_ceph_lock when removing caps for freeing inode
	block, scsi: Change the preempt-only flag into a counter
	scsi: core: Avoid that a kernel warning appears during system resume
	ip_tunnel: allow not to count pkts on tstats by setting skb's dev to NULL
	Linux 4.19.64

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ide69316db2c4e7d5e6a028f7a259c1e3de49478e