Merge 4.4.62 into android-4.4

Changes in 4.4.62:
	drm/i915: Avoid tweaking evaluation thresholds on Baytrail v3
	drm/i915: Stop using RP_DOWN_EI on Baytrail
	usb: dwc3: gadget: delay unmap of bounced requests
	mtd: bcm47xxpart: fix parsing first block after aligned TRX
	MIPS: Introduce irq_stack
	MIPS: Stack unwinding while on IRQ stack
	MIPS: Only change $28 to thread_info if coming from user mode
	MIPS: Switch to the irq_stack in interrupts
	MIPS: Select HAVE_IRQ_EXIT_ON_IRQ_STACK
	MIPS: IRQ Stack: Fix erroneous jal to plat_irq_dispatch
	crypto: caam - fix RNG deinstantiation error checking
	net/packet: fix overflow in check for priv area size
	blk-mq: Avoid memory reclaim when remapping queues
	usb: hub: Wait for connection to be reestablished after port reset
	net/mlx4_en: Fix bad WQE issue
	net/mlx4_core: Fix racy CQ (Completion Queue) free
	net/mlx4_core: Fix when to save some qp context flags for dynamic VST to VGT transitions
	ibmveth: set correct gso_size and gso_type
	Linux 4.4.62

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