The devices where I’ve experienced long start up delays didn’t all have a HRNG. The rng-tools wouldn’t have achieved anything.
ColdFire based routers running a 2.0 Linux kernel were the first time I personally saw this one. uClinux still supported 2.0 kernels last I checked — they are very small and relatively fast. Pauli -- Dr Paul Dale | Cryptographer | Network Security & Encryption Phone +61 7 3031 7217 Oracle Australia > On 8 Jun 2019, at 5:25 am, Kurt Roeckx <k...@roeckx.be> wrote: > > On Fri, Jun 07, 2019 at 03:08:24PM -0400, Viktor Dukhovni wrote: >>> On Jun 7, 2019, at 2:41 PM, Kurt Roeckx <k...@roeckx.be> wrote: >>> >>>> This is not the sort of thing to bolt into the kernel, but is not >>>> unreasonable for systemd and the like. >>> >>> The kernel actually already does this in recent versions, if >>> configured to do it. >> >> We're talking about what to do with for older kernels. > > For older kernels you install rng-tools that feeds the hwrng in > the kernel. > > > Kurt >
