Re: XSAVES in GET_SUPPORTED_CPUID (was Re: [Qemu-devel] [PATCH] target-i386: add Skylake-Client cpu mode)

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On Mon, May 09, 2016 at 03:44:57PM +0200, Paolo Bonzini wrote:
[...]
> 2) KVM doesn't yet expose any XSAVES state save component, and the only
> one defined in Skylake (processor tracing) probably will block migration
> and will have to be added separately.
> 
[...]
> Item number 2 on the other hand means that it's okay to add Skylake CPU
> models without XSAVES.  Because of the large number of kernels in the
> wild that block XSAVES, I'm inclined to do that.

Agreed. Now, should we name the CPU model without XSAVES
"Skylake" or "Skylake-noXSAVES"? I'm inclined towards the latter,
to follow the same pattern we used for "Haswell-noTSX".

-- 
Eduardo
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