Re: [PATCH v2] hw/block/nvme: use locally assigned QEMU IEEE OUI

[Klaus Jensen]

On Feb  9 12:10, Philippe Mathieu-Daudé wrote:
> On 2/9/21 11:45 AM, Klaus Jensen wrote:
> > From: Gollu Appalanaidu <anaidu.gollu@samsung.com>
> > 
> > Commit 6eb7a071292a ("hw/block/nvme: change controller pci id") changed
> > the controller to use a Red Hat assigned PCI Device and Vendor ID, but
> > did not change the IEEE OUI away from the Intel IEEE OUI.
> > 
> > Fix that and use the locally assigned QEMU IEEE OUI instead if the
> > `use-intel-id` parameter is not explicitly set. Also reverse the Intel
> > IEEE OUI bytes.
> > 
> > Signed-off-by: Gollu Appalanaidu <anaidu.gollu@samsung.com>
> > Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
> > ---
> > 
> > v2: drop telemetry and add a check on the use_intel_id parameter.
> > 
> >  hw/block/nvme.c | 14 +++++++++++---
> >  1 file changed, 11 insertions(+), 3 deletions(-)
> > 
> > diff --git a/hw/block/nvme.c b/hw/block/nvme.c
> > index c2f0c88fbf39..870e9d8e1c17 100644
> > --- a/hw/block/nvme.c
> > +++ b/hw/block/nvme.c
> > @@ -4685,9 +4685,17 @@ static void nvme_init_ctrl(NvmeCtrl *n, PCIDevice 
> > *pci_dev)
> >      id->cntlid = cpu_to_le16(n->cntlid);
> >  
> >      id->rab = 6;
> > -    id->ieee[0] = 0x00;
> > -    id->ieee[1] = 0x02;
> > -    id->ieee[2] = 0xb3;
> > +
> > +    if (n->params.use_intel_id) {
> > +        id->ieee[0] = 0xb3;
> > +        id->ieee[1] = 0x02;
> > +        id->ieee[2] = 0x00;
> > +    } else {
> > +        id->ieee[0] = 0x00;
> > +        id->ieee[1] = 0x54;
> > +        id->ieee[2] = 0x52;
> > +    }
> 
> Correct.
> 
> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> 
> Ideally we should have definitions and use them here and in
> qemu_macaddr_default_if_unset() instead of this magic values.
> 

For MAC-addresses we seem to inject some more bytes.

And thanks! Applied to nvme-next!

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