Messages in this thread | | | Date | Tue, 28 Sep 2021 16:35:50 -0300 | From | Jason Gunthorpe <> | Subject | Re: [PATCH mlx5-next 2/7] vfio: Add an API to check migration state transition validity |
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On Tue, Sep 28, 2021 at 01:19:58PM -0600, Alex Williamson wrote:
> In defining the device state, we tried to steer away from defining it > in terms of the QEMU migration API, but rather as a set of controls > that could be used to support that API to leave us some degree of > independence that QEMU implementation might evolve.
That is certainly a different perspective, it would have been better to not express this idea as a FSM in that case...
So each state in mlx5vf_pci_set_device_state() should call the correct combination of (un)freeze, (un)quiesce and so on so each state reflects a defined operation of the device?
Jason
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