Re: Comments on UV tlb flushing
From: Jeremy Fitzhardinge
Date: Tue Jul 29 2008 - 15:12:50 EST
Mike Travis wrote:
Should there be a "generic" X86_ENTERPRISE_ARCH which turns on various
capabilities? Our licenses and support agreements with SuSE and RH are
for their "Enterprise Editions" though the customer is free to run
whatever (unsupported from us). Asking distros to enable that option
should be a no-brainer. And it could be defaulted ON with the comment
to turn it off if you have a small desktop system. This way they won't
forget... ;-) [Actually, this could turn on MAXSMP as well.]
I don't have a strong opinion, but I suspect that distros actually pay
attention to each option being set, since they end up having to support
them all anyway. As such, they'd generally prefer to explicitly turn
each thing on or off themselves, and big-switch config options aren't
all that useful.
But you would have to talk to a distro person to get confirmation ;)
J
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