On 15/03/2019 11:51, Jan Beulich wrote:
> On top of the AVX512 series I'd like to put out for discussion
>
> 1: generalize wbinvd() hook
> 2: support WBNOINVD
> 3: support MOVDIR{I,64B} insns
>
> Clearly, if the concept of the first two patches is acceptable, I'd
> then do the same for INVLPG, making it a more generic TLB
> management hook.

I've taken a very brief look over.  I think generalising the hook is a
good move, but can I recommend cache_op as a much shorter name.

The clflushopt and clwb macros suffer the same bug that the current
clflush one does.  I've posted "xen/x86: Fix cflush()'s parameter
tracking" to resolve the issue, and these should be adjusted in line.

~Andrew

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