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xen-devel
Re: [Xen-devel] debug logging in windows
On 23/11/08 12:32, "James Harper" <james.harper@xxxxxxxxxxxxxxxx> wrote:
> The only change I'd like to make is one that I did in my own version
> which is to keep separate log buffers per io port (with the intent that
> each DomU CPU writes to a different port), as I was finding the log
> messages from different CPU's writing at the same time causing garbled
> messages. Synchronising access to the io port between different drivers
> in windows would require a heap of overhead.
Significant overhead compared with trapping to ioemu for every byte
transmitted?
-- Keir
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