When hot-plugging an I/O hierarchy that contains many bridges
and leaf devices, it's possible that there are not enough
resources to start all the device present. If we fail to assign
a resource, clear the corresponding value in the pci_dev structure,
so other code can take corrective action.
Signed-off-by: Rajesh Shah <[EMAIL PROTECTED]>
---
linux-2.6.11-mm4-iohp-rshah1/drivers/pci/setup-bus.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletion(-)
diff -puN drivers/pci/setup-bus.c~discard_no_resource_devs
drivers/pci/setup-bus.c
--- linux-2.6.11-mm4-iohp/drivers/pci/setup-bus.c~discard_no_resource_devs
2005-03-16 13:07:26.557944717 -0800
+++ linux-2.6.11-mm4-iohp-rshah1/drivers/pci/setup-bus.c 2005-03-16
13:07:26.666343153 -0800
@@ -72,7 +72,10 @@ pbus_assign_resources_sorted(struct pci_
for (list = head.next; list;) {
res = list->res;
idx = res - &list->dev->resource[0];
- pci_assign_resource(list->dev, idx);
+ if (pci_assign_resource(list->dev, idx)) {
+ res->start = 0;
+ res->flags = 0;
+ }
tmp = list;
list = list->next;
kfree(tmp);
_
-
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