On Fri, Jun 02, 2017 at 01:15:03PM +1000, David Gibson wrote: > This is a rebased and revised version of my patches revising CPU > compatiblity mode handling on ppc, last posted in November. Since > then, many of the patches have already been merged (some for 2.9, some > since). This is what's left. > > * There was conceptual confusion about what a compatibility mode > means, and how it interacts with the machine type. This cleans > that up, clarifying that a compatibility mode (as an externally set > option) only makes sense on machine types that don't permit the > guest hypervisor privilege (i.e. 'pseries') > > * It was previously the user's (or management layer's) responsibility > to determine compatibility of CPUs on either end for migration. > This uses the compatibility modes to check that properly during an > incoming migration.
Anyone willing to give some review and/or testing, particularly for
patch 2/4.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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