diff options
Diffstat (limited to 'include/linux/device.h')
| -rw-r--r-- | include/linux/device.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/device.h b/include/linux/device.h index 00b6c3b42437..e9d4b43c4ead 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -98,6 +98,8 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *); * @p: The private data of the driver core, only the driver core can * touch this. * @lock_key: Lock class key for use by the lock validator + * @need_parent_lock: When probing or removing a device on this bus, the + * device core should lock the device's parent. * * A bus is a channel between the processor and one or more devices. For the * purposes of the device model, all devices are connected via a bus, even if @@ -138,6 +140,8 @@ struct bus_type { struct subsys_private *p; struct lock_class_key lock_key; + + bool need_parent_lock; }; extern int __must_check bus_register(struct bus_type *bus); |