Input device design (3)

Olivier Galibert galibert at
Wed Aug 31 17:02:48 PDT 2005

On Tue, Aug 30, 2005 at 01:18:28PM -0400, Joe Krahn wrote:
> I have not necessarily been promoting the idea of IO event abstraction, 
> I think the overhead would be small, and it would mean getting all of 
> the over-hacked device I/O code out of the server.

That's an illusion.  The I/O code will still be maintained by X guys,
not OS guys.  Hiding it behind a socket instead of a library interface
wins pretty much nothing and adds the communication protocol
complexity, latency, CPU usage and version drift on top of all the


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