Re: use of add_interrupt_randomness in drivers missing in many drivers

From: Rick Miller (rmiller@transmeta.com)
Date: Wed Oct 18 2000 - 10:52:10 EST


"Oliver M . Bolzer" wrote:

> Hi!
>
> Recently I needed a lot of entroy for cryptographic purposes on a
> server and took a look at where the entroy for drivers/char/random.c
> was coming from, as the server didn't have any activly used mouse/keyboard.
>
> Anyway, I noticed that only 3 drivers were using add_interrupt_randomness()
> to donate their irq timings into the entropy pool. Shouldn't other drivers
> (especially network drivers) do this too ?

Just out of curiosity, which drivers were those? Were sound drivers
included? (There must be gobs of entropy in the lower bits of microphone
input.)

-Rick

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