Messages in this thread | | | Date | Wed, 21 Oct 2015 18:27:14 -0700 (PDT) | Subject | Re: [PATCH v7 03/60] sparc/PCI: Unify pci_register_region() | From | David Miller <> |
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From: Yinghai Lu <yinghai@kernel.org> Date: Wed, 21 Oct 2015 11:16:53 -0700
> otherwise we need to compare res with pbm->mem_space or pbm->mem64_space > to get direct parent for request_resource_conflict() calling in > pci_register_legacy_regions().
Right, this is the issue.
On sparc64, the cpu physical base address used for accessing 64-bit and non-64-bit memory spaces is different.
And that's why the resource values will be different.
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