On 02/26/2010 03:27 PM, Ingo Molnar wrote:
For Linux<->Linux the sanest, tier-1 approach would be to map sys_perf_open() on the guest side over to the host, transparently, via a paravirt driver.
Let us for the purpose of this discussion assume that we are also interested in supporting Windows and older Linux. Paravirt optimizations can be added after we have the basic functionality, if they prove necessary.
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