Messages in this thread | | | Date | Thu, 5 Jul 2012 19:21:36 -0400 | From | Theodore Ts'o <> | Subject | Re: [PATCH 01/10] random: make 'add_interrupt_randomness()' do something sane |
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On Thu, Jul 05, 2012 at 05:31:22PM -0500, Matt Mackall wrote: > On systems with a timer interrupt and a sched_clock() that's > asynchronous to it, this actually loses a great source of entropy for > headless systems. Also: extra branch in fast path. > > It's better to mix and not credit than to not mix at all. Instead just > check the fast count against HZ before the credit.
I'm not sure what you mean by this?
- Ted
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