From: Rao Shoaib <rao.sho...@oracle.com>
Date: Tue, 6 Mar 2018 19:35:46 -0800
> I do not expect any measurable overhead as modern CPU's use
> pre-fetching and multiple parallel execution engines.
Please see Spectre and retpolines, all of this parallel execution and
prefetching is essentially disabled to address those vulnerabilities
and side-channel exploits.
Indirect calls are terrible and we are now looking at ways in which
we can remove them from as many parts of the networking as possible.