Re: [PATCH v3 04/14] PCI/P2PDMA: Factor out __upstream_bridge_distance()

[Christoph Hellwig]

On Mon, Aug 12, 2019 at 11:30:38AM -0600, Logan Gunthorpe wrote:
> This is a prep patch to create a second level helper. There are no
> functional changes.
> 
> The root complex whitelist code will be moved into this function in a
> subsequent patch.
> 
> Link: https://lore.kernel.org/r/20190730163545.4915-5-logang@xxxxxxxxxxxx
> Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx>
> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> Reviewed-by: Christian König <christian.koenig@xxxxxxx>

Reviewed-by: Christoph Hellwig <hch@xxxxxx>