Re: [PATCH] PCI/VPD: Add Realtek 8126 to VPD blacklist

[Hans Zhang]

On 7/15/26 21:44, Manivannan Sadhasivam wrote:
> On Fri, May 22, 2026 at 07:41:34PM +0800, Hans Zhang wrote:
> > The Realtek 8126 Ethernet controller advertises VPD capability but
> > returns invalid data when VPD is read, leading to kernel messages
> > like:
> >
> >    r8169 ... invalid VPD tag 0x00 (size 0) at offset 0; assume
> >    missing optional EEPROM
> >
> > and pcilib reporting "sysfs_read_vpd: read failed: No such device".
> >
> > Add the device to the VPD blacklist to suppress these errors.
> >
> > Signed-off-by: Hans Zhang <18255117159@xxxxxxx>
>
> Reviewed-by: Manivannan Sadhasivam <mani@xxxxxxxxxx>

Hello,

Gentle ping.

Best regards,
Hans


> - Mani
>
> > ---
> >   drivers/pci/vpd.c | 1 +
> >   1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/pci/vpd.c b/drivers/pci/vpd.c
> > index 153394a652d3..fbc34cd842ac 100644
> > --- a/drivers/pci/vpd.c
> > +++ b/drivers/pci/vpd.c
> > @@ -590,6 +590,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LSI_LOGIC, 0x002f, quirk_blacklist_vpd);
> >   DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LSI_LOGIC, 0x005d, quirk_blacklist_vpd);
> >   DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LSI_LOGIC, 0x005f, quirk_blacklist_vpd);
> >   DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATTANSIC, PCI_ANY_ID, quirk_blacklist_vpd);
> > +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_REALTEK, 0x8126, quirk_blacklist_vpd);
> >   /*
> >    * The Amazon Annapurna Labs 0x0031 device id is reused for other non Root Port
> >    * device types, so the quirk is registered for the PCI_CLASS_BRIDGE_PCI class.
> > --
> > 2.43.0