60 	struct mutex dc_lock;  member
299 	mutex_init(&dfs_cache.dc_lock);  in dfs_cache_init()
468 	mutex_lock(&dfs_cache.dc_lock);  in add_cache_entry()
478 	mutex_unlock(&dfs_cache.dc_lock);  in add_cache_entry()
554 	mutex_destroy(&dfs_cache.dc_lock);  in dfs_cache_destroy()
1176 	mutex_lock(&dfs_cache.dc_lock);  in dfs_cache_add_vol()
1178 	mutex_unlock(&dfs_cache.dc_lock);  in dfs_cache_add_vol()
1219 	mutex_lock(&dfs_cache.dc_lock);  in dfs_cache_update_vol()
1233 	mutex_unlock(&dfs_cache.dc_lock);  in dfs_cache_update_vol()
1251 	mutex_lock(&dfs_cache.dc_lock);  in dfs_cache_del_vol()
1255 	mutex_unlock(&dfs_cache.dc_lock);  in dfs_cache_del_vol()
1459 	mutex_lock(&dc->dc_lock);  in refresh_cache_worker()
1477 	mutex_unlock(&dc->dc_lock);  in refresh_cache_worker()