diff options
| author | Yinghai Lu <yinghai@kernel.org> | 2010-03-01 02:49:39 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-01 18:41:55 +0300 |
| commit | 9a928660c9dcaff568c9d379655c5aa16fb981f8 (patch) | |
| tree | df244e4ebf47647b59dfafd4c5f999cf67309e48 /drivers/pci/setup-bus.c | |
| parent | 30ff056c42c665b9ea535d8515890857ae382540 (diff) | |
| download | linux-9a928660c9dcaff568c9d379655c5aa16fb981f8.tar.xz | |
pci: don't reassign to ROM res if it is not going to be enabled
A ROM resource that doesn't fit should not cause us to try to re-assign
all the bus resources. Nobody generally cares, and re-assigning is
going to just cause way more troubles than it tries to solve.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/pci/setup-bus.c')
| -rw-r--r-- | drivers/pci/setup-bus.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index bf32f07c4efb..4fe36d2e1049 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -101,9 +101,17 @@ static void __assign_resources_sorted(struct resource_list *head, for (list = head->next; list;) { res = list->res; idx = res - &list->dev->resource[0]; + if (pci_assign_resource(list->dev, idx)) { - if (fail_head && !pci_is_root_bus(list->dev->bus)) - add_to_failed_list(fail_head, list->dev, res); + if (fail_head && !pci_is_root_bus(list->dev->bus)) { + /* + * if the failed res is for ROM BAR, and it will + * be enabled later, don't add it to the list + */ + if (!((idx == PCI_ROM_RESOURCE) && + (!(res->flags & IORESOURCE_ROM_ENABLE)))) + add_to_failed_list(fail_head, list->dev, res); + } res->start = 0; res->end = 0; res->flags = 0; |