On Thu, 20 Sep 2018 22:53:04 -0700
Christoph Hellwig wrote:
> > +/*
> > + * Nag about hardware bugs, hopefully to have vendors fix them, but at
> > least
> > + * to collect a list of dependencies for the VF INTx pin quirk below.
> > + */
> > +static const struct pci_device_id
On Thu, 20 Sep 2018 22:53:04 -0700
Christoph Hellwig wrote:
> > +/*
> > + * Nag about hardware bugs, hopefully to have vendors fix them, but at
> > least
> > + * to collect a list of dependencies for the VF INTx pin quirk below.
> > + */
> > +static const struct pci_device_id
> +/*
> + * Nag about hardware bugs, hopefully to have vendors fix them, but at least
> + * to collect a list of dependencies for the VF INTx pin quirk below.
> + */
> +static const struct pci_device_id known_bogus_vf_intx_pin[] = {
> + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x270c) },
> + {}
>
> +/*
> + * Nag about hardware bugs, hopefully to have vendors fix them, but at least
> + * to collect a list of dependencies for the VF INTx pin quirk below.
> + */
> +static const struct pci_device_id known_bogus_vf_intx_pin[] = {
> + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x270c) },
> + {}
>
On Thu, Sep 20, 2018 at 03:56:41PM -0700, Eads, Gage wrote:
Thanks Gage.
> Hi Alex,
> >
> > Known devices with this issue: 8086:270c
> >
> > Signed-off-by: Alex Williamson
>
> Tested-by: Gage Eads
Reviewed-by: Ashok Raj
On Thu, Sep 20, 2018 at 03:56:41PM -0700, Eads, Gage wrote:
Thanks Gage.
> Hi Alex,
> >
> > Known devices with this issue: 8086:270c
> >
> > Signed-off-by: Alex Williamson
>
> Tested-by: Gage Eads
Reviewed-by: Ashok Raj
0, 2018 3:03 PM
> To: k...@vger.kernel.org; Raj, Ashok ; Eads, Gage
>
> Cc: gno...@lxorguk.ukuu.org.uk; linux-kernel@vger.kernel.org
> Subject: [PATCH v2] vfio/pci: Mask buggy SR-IOV VF INTx support
>
> The SR-IOV spec requires that VFs must report zero for the INTx pin registe
0, 2018 3:03 PM
> To: k...@vger.kernel.org; Raj, Ashok ; Eads, Gage
>
> Cc: gno...@lxorguk.ukuu.org.uk; linux-kernel@vger.kernel.org
> Subject: [PATCH v2] vfio/pci: Mask buggy SR-IOV VF INTx support
>
> The SR-IOV spec requires that VFs must report zero for the INTx pin registe
The SR-IOV spec requires that VFs must report zero for the INTx pin
register as VFs are precluded from INTx support. It's much easier for
the host kernel to understand whether a device is a VF and therefore
whether a non-zero pin register value is bogus than it is to do the
same in userspace.
The SR-IOV spec requires that VFs must report zero for the INTx pin
register as VFs are precluded from INTx support. It's much easier for
the host kernel to understand whether a device is a VF and therefore
whether a non-zero pin register value is bogus than it is to do the
same in userspace.
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