[libvirt] [PATCH] Extend l3 cache to nodeinfo

[Qiao, Liyong]

>    Also, why only l3 cache. Why not expose full info about
 >   the CPU cache hierarchy. It feels wrong to expose only
 >  L3 cache and ignore other levels of cache.
   
Okay, I’ll think how to expose there into capabilities. This is related to enable cache tune support in [1]
The status in kernel is that only L3 cache can be tuned(by cat_l3 support in kernel) for now.

Could you help to give some input for the RFC of cache tune?

[1]https://www.redhat.com/archives/libvir-list/2017-January/msg00354.html

Thanks Eli.