Driver core: allow to delay the uevent at device creation time

For the block subsystem, we want to delay all uevents until the disk has been scanned and allpartitons are already created before the first event is sent out. Signed-off-by: Kay Sievers <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
kyagi · Feb 7, 2007 · b7a3e81 · b7a3e81
1 parent f9f852d
commit b7a3e81
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/drivers/base/core.c b/drivers/base/core.c
@@ -589,7 +589,8 @@ int device_add(struct device *dev)
 		goto PMError;
 	if ((error = bus_add_device(dev)))
 		goto BusError;
-	kobject_uevent(&dev->kobj, KOBJ_ADD);
+	if (!dev->uevent_suppress)
+		kobject_uevent(&dev->kobj, KOBJ_ADD);
 	if ((error = bus_attach_device(dev)))
 		goto AttachError;
 	if (parent)

diff --git a/include/linux/device.h b/include/linux/device.h
@@ -399,9 +399,10 @@ struct device {
 
 	/* class_device migration path */
 	struct list_head	node;
-	struct class		*class;		/* optional*/
+	struct class		*class;
 	dev_t			devt;		/* dev_t, creates the sysfs "dev" */
 	struct attribute_group	**groups;	/* optional groups */
+	int			uevent_suppress;
 
 	void	(*release)(struct device * dev);
 };