diff options
| author | Kay Sievers <kay.sievers@suse.de> | 2006-04-04 20:42:26 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-06-21 12:40:47 -0700 |
| commit | 53877d06d53a412d901bb323f080296c363d8b51 (patch) | |
| tree | ceffbd4dd9342e1742bf59165880888f7f961f33 /drivers/base | |
| parent | 27c0ff868f2ad3c9732ce45abbb8dd7e1723931f (diff) | |
[PATCH] Driver core: bus device event delay
split bus_add_device() and send device uevents after sysfs population
Signed-off-by: Kay Sievers <kay.sievers@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/base.h | 1 | ||||
| -rw-r--r-- | drivers/base/bus.c | 22 | ||||
| -rw-r--r-- | drivers/base/core.c | 3 |
3 files changed, 21 insertions, 5 deletions
diff --git a/drivers/base/base.h b/drivers/base/base.h index 5735b38582d0..bbbc2acd921c 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -11,6 +11,7 @@ extern int cpu_dev_init(void); extern int attribute_container_init(void); extern int bus_add_device(struct device * dev); +extern void bus_attach_device(struct device * dev); extern void bus_remove_device(struct device * dev); extern int bus_add_driver(struct device_driver *); diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 76656acd00d4..b27a6067e5a4 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -362,8 +362,7 @@ static void device_remove_attrs(struct bus_type * bus, struct device * dev) * @dev: device being added * * - Add the device to its bus's list of devices. - * - Try to attach to driver. - * - Create link to device's physical location. + * - Create link to device's bus. */ int bus_add_device(struct device * dev) { @@ -372,8 +371,6 @@ int bus_add_device(struct device * dev) if (bus) { pr_debug("bus %s: add device %s\n", bus->name, dev->bus_id); - device_attach(dev); - klist_add_tail(&dev->knode_bus, &bus->klist_devices); error = device_add_attrs(bus, dev); if (!error) { sysfs_create_link(&bus->devices.kobj, &dev->kobj, dev->bus_id); @@ -384,6 +381,22 @@ int bus_add_device(struct device * dev) } /** + * bus_attach_device - add device to bus + * @dev: device tried to attach to a driver + * + * - Try to attach to driver. + */ +void bus_attach_device(struct device * dev) +{ + struct bus_type * bus = dev->bus; + + if (bus) { + device_attach(dev); + klist_add_tail(&dev->knode_bus, &bus->klist_devices); + } +} + +/** * bus_remove_device - remove device from bus * @dev: device to be removed * @@ -733,6 +746,7 @@ EXPORT_SYMBOL_GPL(bus_find_device); EXPORT_SYMBOL_GPL(bus_for_each_drv); EXPORT_SYMBOL_GPL(bus_add_device); +EXPORT_SYMBOL_GPL(bus_attach_device); EXPORT_SYMBOL_GPL(bus_remove_device); EXPORT_SYMBOL_GPL(bus_register); EXPORT_SYMBOL_GPL(bus_unregister); diff --git a/drivers/base/core.c b/drivers/base/core.c index 6b355bd7816d..d5e15a03584e 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -274,11 +274,12 @@ int device_add(struct device *dev) dev->uevent_attr.store = store_uevent; device_create_file(dev, &dev->uevent_attr); - kobject_uevent(&dev->kobj, KOBJ_ADD); if ((error = device_pm_add(dev))) goto PMError; if ((error = bus_add_device(dev))) goto BusError; + kobject_uevent(&dev->kobj, KOBJ_ADD); + bus_attach_device(dev); if (parent) klist_add_tail(&dev->knode_parent, &parent->klist_children); |