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Re: [Xen-devel] [PATCH] Xen/pciback: Implement PCI slot or bus reset with 'do_flr' SysFS attribute
>>> On 29.11.17 at 20:44, <govinda.tatti@xxxxxxxxxx> wrote:
> So, we will use the following sequence to reset the requested
> device/function.
>
> - FLR (as first option)
> - BUS/SLOT reset (as fall-back option) if FLR is not supported or any
> issue with FLR
It looks to me as if the slot reset could also fail despite the probe
having succeeded. In such a case it might be better to try a bus
reset, i.e. the sequence would become
- FLR
- slot reset if FLR failed
- bus reset if slot reset failed
Jan
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