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SubjectRe: [Xen-devel] [PATCH] Xen/pciback: Implement PCI slot or bus reset with 'do_flr' SysFS attribute
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On 11/30/2017 2:29 AM, Jan Beulich wrote:
>>>> On 29.11.17 at 20:44, <govinda.tatti@oracle.com> 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
Fine with me.

Cheers
GOVINDA

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