.params = dev_attrs,
};
+static int __devlock = 0;
+
+void device_lock(void)
+{
+ __devlock++;
+}
+
+void device_unlock(void)
+{
+ __devlock--;
+ if (!__devlock)
+ device_free_unused(NULL);
+}
+
static struct device *
simple_device_create(const char *name, struct blob_attr *attr)
{
{
struct alias_device *alias;
+ device_lock();
+
alias = avl_find_element(&aliases, name, alias, avl);
if (!alias)
return;
if (!dev && alias->dep.dev && !alias->dep.dev->active)
device_remove_user(&alias->dep);
+
+ device_unlock();
}
static int set_device_state(struct device *dev, bool state)
static void
__device_free_unused(struct device *dev)
{
- if (!list_empty(&dev->users) || dev->current_config || config_init)
+ if (!list_empty(&dev->users) || dev->current_config || __devlock)
return;
device_free(dev);
if (!dep->dev)
return;
+ dep->hotplug = false;
if (dep->claimed)
device_release(dep);