From: Gavin Shan Date: Wed, 5 Jun 2013 07:34:02 +0000 (+0800) Subject: powerpc/eeh: Fix fetching bus for single-dev-PE X-Git-Tag: v3.10~1^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ea461abf61753b4b79e625a7c20650105b990f21;p=profile%2Fcommon%2Fkernel-common.git powerpc/eeh: Fix fetching bus for single-dev-PE While running Linux as guest on top of phyp, we possiblly have PE that includes single PCI device. However, we didn't return its PCI bus correctly and it leads to failure on recovery from EEH errors for single-dev-PE. The patch fixes the issue. Cc: # v3.7+ Cc: Steve Best Signed-off-by: Gavin Shan Signed-off-by: Benjamin Herrenschmidt --- diff --git a/arch/powerpc/platforms/pseries/eeh_pe.c b/arch/powerpc/platforms/pseries/eeh_pe.c index fe43d1a..9d4a9e8 100644 --- a/arch/powerpc/platforms/pseries/eeh_pe.c +++ b/arch/powerpc/platforms/pseries/eeh_pe.c @@ -639,7 +639,8 @@ struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe) if (pe->type & EEH_PE_PHB) { bus = pe->phb->bus; - } else if (pe->type & EEH_PE_BUS) { + } else if (pe->type & EEH_PE_BUS || + pe->type & EEH_PE_DEVICE) { edev = list_first_entry(&pe->edevs, struct eeh_dev, list); pdev = eeh_dev_to_pci_dev(edev); if (pdev)