From: Stephan Mueller Subject: [PATCH 5/6] crypto: LRNG - hook LRNG into interrupt handler Date: Thu, 21 Apr 2016 11:14:30 +0200 Message-ID: <1784617.TvuOaYV7QZ@positron.chronox.de> References: <9192755.iDgo3Omyqe@positron.chronox.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: herbert@gondor.apana.org.au, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, sandyinchina@gmail.com To: Ted Tso Return-path: In-Reply-To: <9192755.iDgo3Omyqe@positron.chronox.de> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-crypto.vger.kernel.org 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 --- 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