linux-kernel - Re: [PATCH v3 4/5] vfio-pci/zdev: Add zPCI capabilities to VFIO_DEVICE_GET

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Message-ID: <20201009114427.41f96cc6.cohuck@redhat.com>
Date:   Fri, 9 Oct 2020 11:44:27 +0200
From:   Cornelia Huck <cohuck@...hat.com>
To:     Matthew Rosato <mjrosato@...ux.ibm.com>
Cc:     alex.williamson@...hat.com, schnelle@...ux.ibm.com,
        pmorel@...ux.ibm.com, borntraeger@...ibm.com, hca@...ux.ibm.com,
        gor@...ux.ibm.com, gerald.schaefer@...ux.ibm.com,
        linux-s390@...r.kernel.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 4/5] vfio-pci/zdev: Add zPCI capabilities to
 VFIO_DEVICE_GET_INFO

On Wed,  7 Oct 2020 14:56:23 -0400
Matthew Rosato <mjrosato@...ux.ibm.com> wrote:

> Define a new configuration entry VFIO_PCI_ZDEV for VFIO/PCI.
> 
> When this s390-only feature is configured we add capabilities to the
> VFIO_DEVICE_GET_INFO ioctl that describe features of the associated
> zPCI device and its underlying hardware.
> 
> This patch is based on work previously done by Pierre Morel.
> 
> Signed-off-by: Matthew Rosato <mjrosato@...ux.ibm.com>
> ---
>  drivers/vfio/pci/Kconfig            |  13 ++++
>  drivers/vfio/pci/Makefile           |   1 +
>  drivers/vfio/pci/vfio_pci.c         |  37 ++++++++++
>  drivers/vfio/pci/vfio_pci_private.h |  12 +++
>  drivers/vfio/pci/vfio_pci_zdev.c    | 143 ++++++++++++++++++++++++++++++++++++
>  5 files changed, 206 insertions(+)
>  create mode 100644 drivers/vfio/pci/vfio_pci_zdev.c

With the compilation fix,

Reviewed-by: Cornelia Huck <cohuck@...hat.com>