The LRNG places a callback into the interrupt handler to be triggered for each interrupt. With this callback, entropy is collected.
Signed-off-by: Stephan Mueller <smuel...@chronox.de> --- kernel/irq/handle.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index a15b548..8d64e37 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -175,6 +175,7 @@ irqreturn_t handle_irq_event_percpu(struct irq_desc *desc) } add_interrupt_randomness(irq, flags); + lrng_irq_process(); if (!noirqdebug) note_interrupt(desc, retval); -- 2.5.5