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path: root/drivers/pci/setup-res.c
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Diffstat (limited to 'drivers/pci/setup-res.c')
-rw-r--r--drivers/pci/setup-res.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index caed1ce6facd..481c4e18693a 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -320,9 +320,11 @@ int pci_reassign_resource(struct pci_dev *dev, int resno, resource_size_t addsiz
resource_size_t min_align)
{
struct resource *res = dev->resource + resno;
+ unsigned long flags;
resource_size_t new_size;
int ret;
+ flags = res->flags;
res->flags |= IORESOURCE_UNSET;
if (!res->parent) {
dev_info(&dev->dev, "BAR %d: can't reassign an unassigned resource %pR\n",
@@ -339,7 +341,12 @@ int pci_reassign_resource(struct pci_dev *dev, int resno, resource_size_t addsiz
dev_info(&dev->dev, "BAR %d: reassigned %pR\n", resno, res);
if (resno < PCI_BRIDGE_RESOURCES)
pci_update_resource(dev, resno);
+ } else {
+ res->flags = flags;
+ dev_info(&dev->dev, "BAR %d: %pR (failed to expand by %#llx)\n",
+ resno, res, (unsigned long long) addsize);
}
+
return ret;
}