Re: [Xen-devel] [PATCH V2] Xen/pciback: Implement PCI slot or bus reset with 'do_flr' SysFS attribute

[Govinda Tatti <govinda.tatti@xxxxxxxxxx>]

> > In the case of bus or slot reset, our goal is to reset connected PCIe
> > fabric/card/endpoint.
> > The connected card/endpoint can be multi-function device. So, same
> > walk-through and checking
> > is needed irrespective of type of reset being used.
> I don't follow: The scope of other devices/functions possibly
> affected by a reset depends on the type of reset, doesn't it?
For PCIe platforms, both slot and bus reset endup resetting all connected
device/functions on thesecondary bus (behind the root-port or 
downstream-port).
Cheers
GOVINDA

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