Re: Performance overhead of paravirt_ops on native identified

From: Jeremy Fitzhardinge
Date: Fri May 22 2009 - 00:29:16 EST


Xin, Xiaohui wrote:
> Remember we have done one experiment with "jump", the result shows seems the overhead is even more than the call.
>

I don't think you had mentioned that. You're saying that a
call->jmp->ret is slower than call->call->ret->ret?

J
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