Re: [Qemu-devel] [PATCH v6 09/11] megasas: change msi/msix property type

[Cao jin]

On 06/01/2016 05:14 PM, Markus Armbruster wrote:

> >   static bool megasas_use_msix(MegasasState *s)
> >   {
> > -    return s->flags & MEGASAS_MASK_USE_MSIX;
> > +    return s->msix == ON_OFF_AUTO_AUTO || s->msix == ON_OFF_AUTO_ON;
>
> s->msi != ON_OFF_AUTO_OFF, please.
>
> >   }
>
> Same correctness argument as for megasas_mask_use_msi().

Hi Markus,
I Cant find function names megasas_mask_use_msi, only macro that I 
deleted. Don`t quite follow the meaning, do I need to do anything about it?

> >   static bool megasas_is_jbod(MegasasState *s)
> > @@ -2349,12 +2347,12 @@ static void megasas_scsi_realize(PCIDevice *dev, Error 
> > **errp)
> >
> >       if (megasas_use_msi(s) &&
> >           msi_init(dev, 0x50, 1, true, false) < 0) {
> > -        s->flags &= ~MEGASAS_MASK_USE_MSI;
> > +        s->msi = ON_OFF_AUTO_OFF;
> >       }
> >       if (megasas_use_msix(s) &&
> >           msix_init(dev, 15, &s->mmio_io, b->mmio_bar, 0x2000,
> >                     &s->mmio_io, b->mmio_bar, 0x3800, 0x68)) {
> > -        s->flags &= ~MEGASAS_MASK_USE_MSIX;
> > +        s->msix = ON_OFF_AUTO_OFF;
> >       }
> >       if (pci_is_express(dev)) {
> >           pcie_endpoint_cap_init(dev, 0xa0);
>
> Unlike the device models we've seen in earlier patches, this one
> overwrites its configuration to reflect actual device state.  Hmm.  I'll
> revisit this in my review of PATCH 11.

I guess it is still OK?

--
Yours Sincerely,

Cao jin