From mboxrd@z Thu Jan 1 00:00:00 1970 From: Amit Shah Subject: [PATCH 1/2] rngd: add udev rule to source from hwrng if virtio-rng present Date: Thu, 7 Aug 2014 18:38:59 +0530 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: In-Reply-To: References: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: jgarzik@bitpay.com Cc: linux-kernel@vger.kernel.org, Virtualization List , Amit Shah , hpa@linux.intel.com List-Id: virtualization@lists.linuxfoundation.org On KVM guests where the virtio-rng device is available, and set as the current rng, this udev rule will start rngd which will feed in the host-provided entropy to /dev/random. Signed-off-by: Amit Shah --- 90-virtio-rng.rules | 1 + 1 file changed, 1 insertion(+) create mode 100644 90-virtio-rng.rules diff --git a/90-virtio-rng.rules b/90-virtio-rng.rules new file mode 100644 index 0000000..07f2f9c --- /dev/null +++ b/90-virtio-rng.rules @@ -0,0 +1 @@ +KERNEL=="hw_random", ATTR{rng_current}=="virtio*", RUN+="/sbin/rngd -r /dev/hwrng" -- 1.9.3