22 struct ww_class {  struct
39 	struct ww_class *ww_class;  argument
55 	struct ww_class *ww_class;  member
61 		, .ww_class = class
66 #define __WW_CLASS_INITIALIZER(ww_class, _is_wait_die)	    \  argument
68 		, .acquire_name = #ww_class "_acquire" \
69 		, .mutex_name = #ww_class "_mutex" \
77 	struct ww_class classname = __WW_CLASS_INITIALIZER(classname, 1)
80 	struct ww_class classname = __WW_CLASS_INITIALIZER(classname, 0)
82 #define DEFINE_WW_MUTEX(mutexname, ww_class) \  argument
83 	struct ww_mutex mutexname = __WW_MUTEX_INITIALIZER(mutexname, ww_class)
96 				 struct ww_class *ww_class)  in ww_mutex_init()  argument
98 	__mutex_init(&lock->base, ww_class->mutex_name, &ww_class->mutex_key);  in ww_mutex_init()
101 	lock->ww_class = ww_class;  in ww_mutex_init()
130 				   struct ww_class *ww_class)  in ww_acquire_init()  argument
133 	ctx->stamp = atomic_long_inc_return_relaxed(&ww_class->stamp);  in ww_acquire_init()
136 	ctx->is_wait_die = ww_class->is_wait_die;  in ww_acquire_init()
138 	ctx->ww_class = ww_class;  in ww_acquire_init()
144 	lockdep_init_map(&ctx->dep_map, ww_class->acquire_name,  in ww_acquire_init()
145 			 &ww_class->acquire_key, 0);  in ww_acquire_init()