Re: [Qemu-devel] [v11 00/15] vfio-pci: pass the aer error to guest

[Alex Williamson]

On Wed, 2015-07-01 at 08:49 +0800, Chen Fan wrote:
> ping

Sorry, I'm on holiday until next week, I'll take a look at it then.
Thanks,

Alex

> On 06/24/2015 05:45 PM, Chen Fan wrote:
> > For now, for vfio pci passthough devices when qemu receives
> > an error from host aer report, there just terminate the guest,
> > but usually user want to know what error occurred but stop the
> > guest, so this patches add aer capability support for vfio device,
> > and pass the error to guest, and have guest driver to recover
> > from the error.
> > and turning on SERR# for error forwording in bridge control register
> > patch in seabios has been merged.
> >
> > notes: this series patches enable aer support single/multi-function,
> > for multi-function, require all the function of the slot assigned to
> > VM and on the same slot.
> >
> > Chen Fan (15):
> >    vfio: extract vfio_get_hot_reset_info as a single function
> >    vfio: squeeze out vfio_pci_do_hot_reset for support bus reset
> >    pcie: modify the capability size assert
> >    vfio: make the 4 bytes aligned for capability size
> >    vfio: add pcie extanded capability support
> >    aer: impove pcie_aer_init to support vfio device
> >    vfio: add aer support for vfio device
> >    vfio: add check host bus reset is support or not
> >    pci: add bus reset_notifiers callbacks for host bus reset
> >    vfio: add sec_bus_reset notifier to notify physical bus reset is
> >      needed
> >    vfio: modify vfio_pci_hot_reset to support bus reset
> >    vfio: do hot bus reset when do virtual secondary bus reset
> >    pcie_aer: expose pcie_aer_msg() interface
> >    vfio-pci: pass the aer error to guest
> >    vfio: add 'aer' property to expose aercap
> >
> >   hw/pci-bridge/ioh3420.c            |   2 +-
> >   hw/pci-bridge/xio3130_downstream.c |   2 +-
> >   hw/pci-bridge/xio3130_upstream.c   |   2 +-
> >   hw/pci/pci.c                       |  16 +
> >   hw/pci/pci_bridge.c                |   6 +
> >   hw/pci/pcie.c                      |   2 +-
> >   hw/pci/pcie_aer.c                  |   6 +-
> >   hw/vfio/pci.c                      | 688 
> > +++++++++++++++++++++++++++++++++----
> >   include/hw/pci/pci.h               |   4 +
> >   include/hw/pci/pci_bus.h           |   2 +
> >   include/hw/pci/pcie_aer.h          |   3 +-
> >   11 files changed, 661 insertions(+), 72 deletions(-)
> >
>