The patch adds one warning message in eeh_dev_open() in case the
PCI device can't be marked as passed through.
Suggested-by: Alexey Kardashevskiy <a...@ozlabs.ru>
Signed-off-by: Gavin Shan <gws...@linux.vnet.ibm.com>
---
arch/powerpc/kernel/eeh.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 59a64f8..5d73a49 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1162,8 +1162,11 @@ int eeh_dev_open(struct pci_dev *pdev)
/* No EEH device or PE ? */
edev = pci_dev_to_eeh_dev(pdev);
- if (!edev || !edev->pe)
+ if (!edev || !edev->pe) {
+ pr_warn_once("%s: PCI device %s not supported\n",
+ __func__, pci_name(pdev));
goto out;
+ }
/* Increase PE's pass through count */
atomic_inc(&edev->pe->pass_dev_cnt);
--
1.8.3.2
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