diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/bus.c | 7 | ||||
| -rw-r--r-- | drivers/base/core.c | 2 | ||||
| -rw-r--r-- | drivers/base/power/wakeup.c | 8 |
3 files changed, 14 insertions, 3 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 0346e46e2871..ecca4ae248e0 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -33,6 +33,9 @@ static struct kset *system_kset; #define to_drv_attr(_attr) container_of(_attr, struct driver_attribute, attr) +#define DRIVER_ATTR_IGNORE_LOCKDEP(_name, _mode, _show, _store) \ + struct driver_attribute driver_attr_##_name = \ + __ATTR_IGNORE_LOCKDEP(_name, _mode, _show, _store) static int __must_check bus_rescan_devices_helper(struct device *dev, void *data); @@ -198,7 +201,7 @@ static ssize_t unbind_store(struct device_driver *drv, const char *buf, bus_put(bus); return err; } -static DRIVER_ATTR_WO(unbind); +static DRIVER_ATTR_IGNORE_LOCKDEP(unbind, S_IWUSR, NULL, unbind_store); /* * Manually attach a device to a driver. @@ -234,7 +237,7 @@ static ssize_t bind_store(struct device_driver *drv, const char *buf, bus_put(bus); return err; } -static DRIVER_ATTR_WO(bind); +static DRIVER_ATTR_IGNORE_LOCKDEP(bind, S_IWUSR, NULL, bind_store); static ssize_t show_drivers_autoprobe(struct bus_type *bus, char *buf) { diff --git a/drivers/base/core.c b/drivers/base/core.c index 049ccc070ce5..cb5718d2669e 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -862,6 +862,8 @@ static void cleanup_glue_dir(struct device *dev, struct kobject *glue_dir) return; mutex_lock(&gdp_mutex); + if (!kobject_has_children(glue_dir)) + kobject_del(glue_dir); kobject_put(glue_dir); mutex_unlock(&gdp_mutex); } diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index e613633ffe9c..4e01bf65317a 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -113,7 +113,6 @@ void wakeup_source_drop(struct wakeup_source *ws) if (!ws) return; - del_timer_sync(&ws->timer); __pm_relax(ws); } EXPORT_SYMBOL_GPL(wakeup_source_drop); @@ -201,6 +200,13 @@ void wakeup_source_remove(struct wakeup_source *ws) list_del_rcu(&ws->entry); spin_unlock_irqrestore(&events_lock, flags); synchronize_srcu(&wakeup_srcu); + + del_timer_sync(&ws->timer); + /* + * Clear timer.function to make wakeup_source_not_registered() treat + * this wakeup source as not registered. + */ + ws->timer.function = NULL; } EXPORT_SYMBOL_GPL(wakeup_source_remove); |