Re: [PATCH v2 04/15] KVM: s390: fake memslot for ucontrol VMs

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On Thu, 16 Jan 2025 13:42:50 +0100
Janosch Frank <frankja@xxxxxxxxxxxxx> wrote:

> On 1/16/25 12:33 PM, Claudio Imbrenda wrote:
> > Create a fake memslot for ucontrol VMs. The fake memslot identity-maps
> > userspace.
> > 
> > Now memslots will always be present, and ucontrol is not a special case
> > anymore.
> > 
> > Suggested-by: Sean Christopherson <seanjc@xxxxxxxxxx>
> > Signed-off-by: Claudio Imbrenda <imbrenda@xxxxxxxxxxxxx>  
> 
> You'll need to update the Documentation because of the ucontrol 
> EINVAL/EEXIST return change.

ufff that fell off my brain cache; I'll fix it

> 
> I don't like having EEXIST as a return value but I also don't see a lot 
> of gains in changing common code just so we can return the correct rc.




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