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[1/3] fix on Store individual VF BAR size in struct pci_sriov

Message ID 1423118065-6250-2-git-send-email-weiyang@linux.vnet.ibm.com (mailing list archive)
State Not Applicable
Delegated to: Benjamin Herrenschmidt
Headers show

Commit Message

Wei Yang Feb. 5, 2015, 6:34 a.m. UTC 
__pci_read_base() will return 1 when it is a 64-bit BAR, which makes the
resource index not correct. So i could not be the index in this case.

Signed-off-by: Wei Yang <weiyang@linux.vnet.ibm.com>
---
 drivers/pci/iov.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index 721987b..b348b72 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -444,10 +444,12 @@  found:
 			rc = -EIO;
 			goto failed;
 		}
-		iov->barsz[i] = resource_size(res);
+		iov->barsz[res - dev->resource - PCI_IOV_RESOURCES] =
+			resource_size(res);
 		res->end = res->start + resource_size(res) * total - 1;
 		dev_info(&dev->dev, "VF BAR%d: %pR (contains BAR%d for %d VFs)\n",
-			 i, res, i, total);
+			 (int)(res - dev->resource - PCI_IOV_RESOURCES), res,
+			 (int)(res - dev->resource - PCI_IOV_RESOURCES), total);
 		nres++;
 	}