On Wed, Mar 13, 2019 at 09:34:53AM +0100, Cédric Le Goater wrote: > On 2/25/19 5:35 AM, Paul Mackerras wrote: > > On Fri, Feb 22, 2019 at 12:28:27PM +0100, Cédric Le Goater wrote: > >> The user interface exposes a new capability to let QEMU connect the > >> vCPU to the XIVE KVM device if required. The capability is only > >> advertised on a PowerNV Hypervisor as support for nested guests > >> (pseries KVM Hypervisor) is not yet available. > > > > If a bisection happened to land on this commit, we would have KVM > > saying it had the ability to support guests using XIVE natively, but > > it wouldn't actually work since we don't have all the code that is in > > the following patches. > > OK. I didn't think migration was a must-have for bisection. I will move > the enablement at end. Any temporary feature regression potentially breaks bisection, because you don't know what we'll want to bisect for. Obviously we're never going to get that perfectly right, but that doesn't mean we shouldn't try when we do see the problem in advance. -- 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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