Messages in this thread | | | Date | Tue, 1 Oct 2013 11:39:08 +0300 | From | Gleb Natapov <> | Subject | Re: [PATCH 3/3] KVM: PPC: Book3S: Add support for hwrng found on some powernv systems |
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On Tue, Oct 01, 2013 at 06:34:26PM +1000, Michael Ellerman wrote: > On Thu, Sep 26, 2013 at 11:06:59AM +0200, Paolo Bonzini wrote: > > Il 26/09/2013 08:31, Michael Ellerman ha scritto: > > > Some powernv systems include a hwrng. Guests can access it via the > > > H_RANDOM hcall. > > > > Is there any reason to do this in the kernel? > > It's less code, and it's faster :) > > > It does not have to be a particularly fast path; > > Sure, but do we have to make it slow on purpose? > We do not put non performance critical devices into the kernel.
-- Gleb.
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