On Wednesday 29 September 2010 16:36:25 Avi Kivity wrote:
> On 09/28/2010 11:44 AM, Sheng Yang wrote:
> > This patch enable per-vector mask for assigned devices using MSI-X.
> >
> > +
> >
> > struct kvm_assigned_msix_entry {
> >
> > __u32 assigned_dev_id;
> > __u32 gsi;
> > __u16 entry; /* The index of entry in the MSI-X table */
> >
> > - __u16 padding[3];
> > + __u16 flags;
> > + __u16 padding[2];
> >
> > };
>
> Given that this field wasn't a flag field previously, we can't expect it
> to be zero. So before we can check it, userspace needs to tell us that
> is knows the field is not padding, but a flags field.
>
> You can use KVM_ENABLE_CAP for that.
OK, I would use it. And it's per vcpu ioctl though, I would like to use it on
setting for per vm.
P.S. I would be offline till Oct.11 due to our holiday.
--
regards
Yang, Sheng
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