Re: [Qemu-devel] Proposed patch: huge RX speedup for hw/e1000.c

[Jan Kiszka]

On 2012-05-31 10:23, Luigi Rizzo wrote:
> But i think it would be more robust to make fewer assumptions on
> what the guest does, and send the notify on all register writes
> (those are relatively rare in a driver, and the datapath touches
> exactly the registers we ought to be interested in),
> and possibly on those reads that may have side effects, such as interrupt
> registers, together with a big comment in the code explaining
> why we need to call qemu_notify_event().

As we know the hardware that we emulate and its states, such a hacks are
unneeded.

Jan

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