1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * RT-Mutexes: blocking mutual exclusion locks with PI support 4 * 5 * started by Ingo Molnar and Thomas Gleixner: 6 * 7 * Copyright (C) 2004-2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> 8 * Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com> 9 * 10 * This file contains macros used solely by rtmutex.c. 11 * Non-debug version. 12 */ 13 14#define rt_mutex_deadlock_check(l) (0) 15#define debug_rt_mutex_init_waiter(w) do { } while (0) 16#define debug_rt_mutex_free_waiter(w) do { } while (0) 17#define debug_rt_mutex_lock(l) do { } while (0) 18#define debug_rt_mutex_proxy_lock(l,p) do { } while (0) 19#define debug_rt_mutex_proxy_unlock(l) do { } while (0) 20#define debug_rt_mutex_unlock(l) do { } while (0) 21#define debug_rt_mutex_init(m, n, k) do { } while (0) 22#define debug_rt_mutex_deadlock(d, a ,l) do { } while (0) 23#define debug_rt_mutex_print_deadlock(w) do { } while (0) 24#define debug_rt_mutex_reset_waiter(w) do { } while (0) 25 26static inline void rt_mutex_print_deadlock(struct rt_mutex_waiter *w) 27{ 28 WARN(1, "rtmutex deadlock detected\n"); 29} 30 31static inline bool debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *w, 32 enum rtmutex_chainwalk walk) 33{ 34 return walk == RT_MUTEX_FULL_CHAINWALK; 35} 36