| 1 |
|
| 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 <[email protected]>
|
| 8 | * Copyright (C) 2006, Timesys Corp., Thomas Gleixner <[email protected]>
|
| 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 |
|
| 26 | static inline void rt_mutex_print_deadlock(struct rt_mutex_waiter *w)
|
| 27 | {
|
| 28 | WARN(1, "rtmutex deadlock detected\n");
|
| 29 | }
|
| 30 |
|
| 31 | static 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 | }
|