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-rw-r--r--arch/powerpc/kernel/eeh.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 7cdcb413bb44..d407981dec76 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1106,6 +1106,37 @@ static int eeh_init(void)
core_initcall_sync(eeh_init);
+static int eeh_device_notifier(struct notifier_block *nb,
+ unsigned long action, void *data)
+{
+ struct device *dev = data;
+
+ switch (action) {
+ /*
+ * Note: It's not possible to perform EEH device addition (i.e.
+ * {pseries,pnv}_pcibios_bus_add_device()) here because it depends on
+ * the device's resources, which have not yet been set up.
+ */
+ case BUS_NOTIFY_DEL_DEVICE:
+ eeh_remove_device(to_pci_dev(dev));
+ break;
+ default:
+ break;
+ }
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block eeh_device_nb = {
+ .notifier_call = eeh_device_notifier,
+};
+
+static __init int eeh_set_bus_notifier(void)
+{
+ bus_register_notifier(&pci_bus_type, &eeh_device_nb);
+ return 0;
+}
+arch_initcall(eeh_set_bus_notifier);
+
/**
* eeh_probe_device() - Perform EEH initialization for the indicated pci device
* @dev: pci device for which to set up EEH