Should only use it with bridge instead of bus.
it could get new subordinate. so can not use it with reguar bus.
in that case, use may need to make all children devices get removed already.
Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
---
drivers/pci/pci-sysfs.c | 7 ++-----
1 files changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index d5c8ffb..2049b2f 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -337,7 +337,7 @@ dev_bridge_rescan_store(struct device *dev, struct device_attribute *attr,
if (val) {
mutex_lock(&pci_remove_rescan_mutex);
- pci_rescan_bus(pdev->subordinate);
+ pci_rescan_bus_bridge_resize(pdev);
mutex_unlock(&pci_remove_rescan_mutex);
}
return count;
@@ -387,10 +387,7 @@ dev_bus_rescan_store(struct device *dev, struct device_attribute *attr,
if (val) {
mutex_lock(&pci_remove_rescan_mutex);
- if (!pci_is_root_bus(bus) && list_empty(&bus->devices))
- pci_rescan_bus_bridge_resize(bus->self);
- else
- pci_rescan_bus(bus);
+ pci_rescan_bus(bus);
mutex_unlock(&pci_remove_rescan_mutex);
}
return count;
--
1.7.7
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