On Wed, Jan 31, 2018 at 12:44:41PM -0200, Eduardo Habkost wrote:
> Also, if anybody don't like it, users can already specify, e.g.,
> "Broadwell,-hle,-rtm" or "Skylake,+spec_ctrl".
>
> QEMU only adds have the -noTSX and -IBRS CPU for convenience of
> management systems that don't know how to check/configure
> individual CPU features. We're working with libvirt and
> OpenStack folks to make this kind of trick unnecessary.
Yeah, defining separate CPU models just for that seems hacky. The
+/-<feature> specification looks like the Right Thing(tm) to do.
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Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284
(AG Nürnberg)
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