Re: [PATCH 5/5] misc: add clocksource-based entropy generation driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, 13 Jun 2011, Jarod Wilson wrote:
> This is a fairly simple driver that just starts up a kernel thread that
> periodically calls the active clocksource's entropy-gathering function,
> if it has one. The default interval of 100us between polls doesn't show
> any measurable impact to cpu usage on a core 2 duo test rig here, and

Of course it does not show up.

> +		schedule_timeout(timeout);

That will line you up with the tick nicely. So in fact you run that
code with HZ frequency.

Thanks,

	tglx

--
To unsubscribe from this list: send the line "unsubscribe linux-crypto" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Kernel]     [Gnu Classpath]     [Gnu Crypto]     [DM Crypt]     [Netfilter]     [Bugtraq]

  Powered by Linux