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[PATCH] acpi bridge hotadd: Remove hot-plugged devices that could not be allocated resources

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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 <rajesh.shah@intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Rajesh Shah 2005-04-28 00:25:50 -07:00 committed by Greg Kroah-Hartman
parent 091ca9f063
commit 542df5de56
1 changed files with 4 additions and 1 deletions
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5
drivers/pci/setup-bus.c
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@ -72,7 +72,10 @@ pbus_assign_resources_sorted(struct pci_bus *bus)
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);