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| author | Rajesh Shah <rajesh.shah@intel.com> | 2005-04-28 00:25:50 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-06-27 21:52:41 -0700 |
| commit | 542df5de56a23bf2d94b75e2b304ab0e5a5508a8 (patch) | |
| tree | 6e9861262c3fb9cfa72a385ea8db5372c086e35b /drivers/pci/setup-bus.c | |
| parent | 091ca9f06382e46d77213c35a97f7d0be9e350d2 (diff) | |
| download | lwn-542df5de56a23bf2d94b75e2b304ab0e5a5508a8.tar.gz lwn-542df5de56a23bf2d94b75e2b304ab0e5a5508a8.zip | |
[PATCH] acpi bridge hotadd: Remove hot-plugged devices that could not be allocated resources
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>
Diffstat (limited to 'drivers/pci/setup-bus.c')
| -rw-r--r-- | drivers/pci/setup-bus.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 1ba84be0b4c0..6b628de948af 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -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); |