Re: [Qemu-devel] [PATCH v14 0/4] pvevent device to deal with guest panic event

[Gleb Natapov]

On Thu, Mar 14, 2013 at 04:15:49PM +0800, Hu Tao wrote:
> This series introduces a new simulated device, pvevent, to notify
> qemu when guest panic event happens.
> 
Call it something less generic. pvpanic for instance.

> Along with this series, there are two patches to add seabios ACPI
> driver and kernel ACPI driver for the device, respectively.
> 
> TODO: make the io port used by pvevent device configurable.
> 
> Tested with:
> 
>   - qemu(kvm)
>   - qemu(tcg)
>   - piix
>   - q35
> 
> Changes from v13:
> 
>   - communicate the io port with guest by ACPI, instead of hardcoding it 
> (Marcelo)
>   - panic event action is always 'pause' (Paolo)
>   - not kvm-specific (Gleb)
>   - make the device target-independent (Paolo)
>   - no runstate save/load(will be a seperate patch) (Paolo)
>   - support q35 (Gleb)
>   - doc about qmp event (Eric)
>   - doc about pvevent device (Paolo)
>  
> v13: http://lists.nongnu.org/archive/html/qemu-devel/2013-02/msg05361.html
> 
> Hu Tao (4):
>   add a new runstate: RUN_STATE_GUEST_PANICKED
>   add a new qevent: QEVENT_GUEST_PANICKED
>   introduce a new qom device to deal with panicked event
>   pv event: add document to describe the usage
> 
>  QMP/qmp-events.txt        |  14 ++++++
>  docs/pvevent.txt          |  14 ++++++
>  hw/Makefile.objs          |   2 +
>  hw/pvevent.c              | 116 
> ++++++++++++++++++++++++++++++++++++++++++++++
>  include/monitor/monitor.h |   1 +
>  include/sysemu/sysemu.h   |   1 +
>  monitor.c                 |   1 +
>  qapi-schema.json          |   5 +-
>  qmp.c                     |   3 +-
>  vl.c                      |  13 +++++-
>  10 files changed, 165 insertions(+), 5 deletions(-)
>  create mode 100644 docs/pvevent.txt
>  create mode 100644 hw/pvevent.c
> 
> -- 
> 1.8.1.4

--
                        Gleb.