From a454bb36cabdac163fcd80ddb37662893ea603f1 Mon Sep 17 00:00:00 2001 From: Rusty Russell Date: Wed, 11 Feb 2015 15:15:09 +1030 Subject: [PATCH] lguest: have --rng read from /dev/urandom not /dev/random. Theoretical debates aside, now it boots. Signed-off-by: Rusty Russell --- tools/lguest/lguest.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c index 32cf2ce15d69..3f7f2326cd9a 100644 --- a/tools/lguest/lguest.c +++ b/tools/lguest/lguest.c @@ -1733,9 +1733,9 @@ static void setup_block_file(const char *filename) } /*L:211 - * Our random number generator device reads from /dev/random into the Guest's + * Our random number generator device reads from /dev/urandom into the Guest's * input buffers. The usual case is that the Guest doesn't want random numbers - * and so has no buffers although /dev/random is still readable, whereas + * and so has no buffers although /dev/urandom is still readable, whereas * console is the reverse. * * The same logic applies, however. @@ -1763,7 +1763,7 @@ static void rng_input(struct virtqueue *vq) while (!iov_empty(iov, in_num)) { len = readv(rng_info->rfd, iov, in_num); if (len <= 0) - err(1, "Read from /dev/random gave %i", len); + err(1, "Read from /dev/urandom gave %i", len); iov_consume(iov, in_num, NULL, len); totlen += len; } @@ -1780,8 +1780,8 @@ static void setup_rng(void) struct device *dev; struct rng_info *rng_info = malloc(sizeof(*rng_info)); - /* Our device's privat info simply contains the /dev/random fd. */ - rng_info->rfd = open_or_die("/dev/random", O_RDONLY); + /* Our device's private info simply contains the /dev/urandom fd. */ + rng_info->rfd = open_or_die("/dev/urandom", O_RDONLY); /* Create the new device. */ dev = new_device("rng", VIRTIO_ID_RNG); -- 2.30.2