Re: [PATCH 1/3] KVM: PPC: Book3S: Controls for in-kernel PAPR hypercall handling

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On Wed, May 28, 2014 at 03:27:32PM +0200, Alexander Graf wrote:
> 
> On 26.05.14 14:17, Paul Mackerras wrote:
> >+6.8 KVM_CAP_PPC_ENABLE_HCALL
> >+
> >+Architectures: ppc
> >+Parameters: args[0] is the PAPR hcall number
> >+	    args[1] is 0 to disable, 1 to enable in-kernel handling
> >+
> >+This capability controls whether individual PAPR hypercalls (hcalls)
> >+get handled by the kernel or not.  Enabling or disabling in-kernel
> >+handling of an hcall is effective across the VM.  On creation, an
> 
> Hrm. Could we move the CAP to vm level then?

You mean, define a VM ioctl instead of using a capability?  Or are you
suggesting something else?

Paul.
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