PCI: Expand "VPD access disabled" quirk message

bjorn-helgaas · bjorn-helgaas · commit 044bc425bb72 · 2016-12-12T10:05:24.000-06:00
It's not very enlightening to see

  pci 0000:07:00.0: [Firmware Bug]: VPD access disabled

in the dmesg log because there's no clue about what the firmware bug is.
Expand the message to explain why we're disabling VPD.

Signed-off-by: Bjorn Helgaas &lt;bhelgaas@google.com&gt;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
@@ -2156,7 +2156,7 @@ static void quirk_blacklist_vpd(struct pci_dev *dev)
 {
 	if (dev->vpd) {
 		dev->vpd->len = 0;
-		dev_warn(&dev->dev, FW_BUG "VPD access disabled\n");
+		dev_warn(&dev->dev, FW_BUG "disabling VPD access (can't determine size of non-standard VPD format)\n");
 	}
 }
 

Original file line number	Diff line number	Diff line change
`@@ -2156,7 +2156,7 @@ static void quirk_blacklist_vpd(struct pci_dev *dev)`
`2156`	`2156`	`{`
`2157`	`2157`	`if (dev->vpd) {`
`2158`	`2158`	`dev->vpd->len = 0;`
`2159`		`- dev_warn(&dev->dev, FW_BUG "VPD access disabled\n");`
	`2159`	`+ dev_warn(&dev->dev, FW_BUG "disabling VPD access (can't determine size of non-standard VPD format)\n");`
`2160`	`2160`	`}`
`2161`	`2161`	`}`
`2162`	`2162`