[PATCH] AMD Opteron Rev. E hack

Kostik Belousov kostikbel at gmail.com
Thu Nov 5 12:00:42 UTC 2009


On Thu, Nov 05, 2009 at 12:52:00PM +0100, Dag-Erling Sm??rgrav wrote:
> Kostik Belousov <kostikbel at gmail.com> writes:
> > I think there is no much sense in printing that hack in unused;
> > instead, you should print info when option is enabled and vulnerable
> > CPU is detected.
> 
> We should *definitely* print a warninhg when a vulnerable CPU is
> detected and the option is *not* enabled.  How do you justify not
> telling the user that you know the machine will crash as soon as he runs
> 'make buildworld' with a high -j value?

We do not do this for other cpu bugs workarounds, why this should be
different. Besides, there were no confirmed reports of this happening
in field (I mean the bug manifestation, not make -j panicing or hanging
machine :).
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