Re: [PATCH] KVM: Documentation: Fix spec for KVM_CAP_ENABLE_CAP_VM

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On Fri, Jan 15, 2021, Will Deacon wrote:
> On Fri, Jan 08, 2021 at 04:53:49PM +0000, Quentin Perret wrote:
> > The documentation classifies KVM_ENABLE_CAP with KVM_CAP_ENABLE_CAP_VM
> > as a vcpu ioctl, which is incorrect. Fix it by specifying it as a VM
> > ioctl.

On a related topic, x86 should report KVM_CAP_ENABLE_CAP as supported, it's had
a vCPU version since commit 5c919412fe61 ("kvm/x86: Hyper-V synthetic interrupt
controller").  I'll send a patch.

> > Fixes: e5d83c74a580 ("kvm: make KVM_CAP_ENABLE_CAP_VM architecture agnostic")
> > Signed-off-by: Quentin Perret <qperret@xxxxxxxxxx>
> > ---
> >  Documentation/virt/kvm/api.rst | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst
> > index 70254eaa5229..68898b623d86 100644
> > --- a/Documentation/virt/kvm/api.rst
> > +++ b/Documentation/virt/kvm/api.rst
> > @@ -1328,7 +1328,7 @@ documentation when it pops into existence).
> >  
> >  :Capability: KVM_CAP_ENABLE_CAP_VM
> >  :Architectures: all
> > -:Type: vcpu ioctl
> > +:Type: vm ioctl
> >  :Parameters: struct kvm_enable_cap (in)
> >  :Returns: 0 on success; -1 on error
> 
> I tripped over this as well, so:
> 
> Acked-by: Will Deacon <will@xxxxxxxxxx>

The problem is that you read the documentation.  Who does that?

Reviewed-by: Sean Christopherson <seanjc@xxxxxxxxxx> 



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