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    SubjectRe: [RFC PATCH 34/35] Add the Xen virtual network device driver.
    Date
    On Tue, 9 May 2006 21:26:11 +0100
    Keir Fraser <Keir.Fraser@cl.cam.ac.uk> wrote:

    >
    > On 9 May 2006, at 21:25, Stephen Hemminger wrote:
    >
    > >> + memcpy(netdev->dev_addr, info->mac, ETH_ALEN);
    > >> + network_connect(netdev);
    > >> + info->irq = bind_evtchn_to_irqhandler(
    > >> + info->evtchn, netif_int, SA_SAMPLE_RANDOM,
    > >> netdev->name,
    > >>
    > >
    > > This doesn't look like a real random entropy source. packets
    > > arriving from another domain are easily timed.
    >
    > Where should we get our entropy from in a VM environment? Leaving the
    > pool empty can cause processes to hang.
    >

    You probably need to get entropy from dom0 and real hardware sources.
    Could you piggyback on some other perodic polling/message passing to
    push some entropy out?
    -
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