Re: [RFC PATCH v2 02/21] RAMBlock: Add support of KVM private gmem

[David Hildenbrand]

On 14.09.23 05:50, Xiaoyao Li wrote:
> From: Chao Peng <chao.p.peng@linux.intel.com>
>
> Add KVM gmem support to RAMBlock so both normal hva based memory
> and kvm gmem fd based private memory can be associated in one RAMBlock.
>
> Introduce new flag RAM_KVM_GMEM. It calls KVM ioctl to create private
> gmem for the RAMBlock when it's set.


But who sets RAM_KVM_GMEM and when? Don't we simply allocate it for all 
RAMBlocks under such special VMs? What's the downside of doing that?


--
Cheers,

David / dhildenb