Hu Tao <hu...@cn.fujitsu.com> writes:

> pvpanic device is used to send guest panic event from guest to qemu.
>
> When guest panic happens, pvpanic device driver will write a event
> number to IO port 0x505(which is the IO port occupied by pvpanic device,
> by default). On receiving the event, pvpanic device will pause guest
> cpu(s), and send a qmp event QEVENT_GUEST_PANICKED.
>
> Signed-off-by: Wen Congyang <we...@cn.fujitsu.com>
> Signed-off-by: Hu Tao <hu...@cn.fujitsu.com>

Reviewed-by: Markus Armbruster <arm...@redhat.com>

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