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path: root/drivers/pci/pci-driver.c
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Diffstat (limited to 'drivers/pci/pci-driver.c')
-rw-r--r--drivers/pci/pci-driver.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 8948ac9ab681..d8ace1f90dd2 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -17,6 +17,16 @@
* Registration of PCI drivers and handling of hot-pluggable devices.
*/
+/* multithreaded probe logic */
+static int pci_multithread_probe =
+#ifdef CONFIG_PCI_MULTITHREAD_PROBE
+ 1;
+#else
+ 0;
+#endif
+__module_param_call("", pci_multithread_probe, param_set_bool, param_get_bool, &pci_multithread_probe, 0644);
+
+
/*
* Dynamic device IDs are disabled for !CONFIG_HOTPLUG
*/
@@ -408,6 +418,7 @@ int __pci_register_driver(struct pci_driver *drv, struct module *owner)
drv->driver.bus = &pci_bus_type;
drv->driver.owner = owner;
drv->driver.kobj.ktype = &pci_driver_kobj_type;
+ drv->driver.multithread_probe = pci_multithread_probe;
spin_lock_init(&drv->dynids.lock);
INIT_LIST_HEAD(&drv->dynids.list);