Prevents crashes when IRQs arrive when the current kernel stack context
already contains deeply nested function calls, e.g. when stacking lots
of network devices on top of each other
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Refresh patches for all targets that support kernel 4.4.
compile/run-tested on brcm2708/bcm2710 only.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>