Messages in this thread | | | Date | Tue, 13 Dec 2022 20:04:14 +0800 | Subject | Re: [PATCH v10 3/9] KVM: Extend the memslot to support fd-based private memory | From | Xiaoyao Li <> |
| |
On 12/8/2022 7:30 PM, Chao Peng wrote: > On Thu, Dec 08, 2022 at 04:37:03PM +0800, Xiaoyao Li wrote: >> On 12/2/2022 2:13 PM, Chao Peng wrote: >> >> .. >> >>> Together with the change, a new config HAVE_KVM_RESTRICTED_MEM is added >>> and right now it is selected on X86_64 only. >>> >> >> From the patch implementation, I have no idea why HAVE_KVM_RESTRICTED_MEM is >> needed. > > The reason is we want KVM further controls the feature enabling. An > opt-in CONFIG_RESTRICTEDMEM can cause problem if user sets that for > unsupported architectures.
HAVE_KVM_RESTRICTED_MEM is not used in this patch. It's better to introduce it in the patch that actually uses it.
> Here is the original discussion: > https://lore.kernel.org/all/YkJLFu98hZOvTSrL@google.com/ > > Thanks, > Chao
| |