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Re: call for testing: xen 4.1 packages

On Thu, Mar 31, 2011 at 11:16:39PM +0200, Manuel Bouyer wrote:
> As i understood it, backend drivers have moved to userland (in qemu-dm)
> even for PV guests.

Oof!  Doesn't this cause a quadruple context-switch for every I/O?


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