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| author | Thomas Gleixner <tglx@linutronix.de> | 2021-03-26 16:29:39 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2021-03-29 15:57:04 +0200 |
| commit | f41dcc18698e660668a33cde8ab965e0298ac341 (patch) | |
| tree | f623fa7a22a8c1fe0630f8f65a65e0c75995f2fd /kernel/locking/rtmutex_common.h | |
| parent | f5a98866e506a816f6a855df1e7ed41e1891ec66 (diff) | |
| download | linux-stable-f41dcc18698e660668a33cde8ab965e0298ac341.tar.gz linux-stable-f41dcc18698e660668a33cde8ab965e0298ac341.tar.bz2 linux-stable-f41dcc18698e660668a33cde8ab965e0298ac341.zip | |
locking/rtmutex: Move debug functions as inlines into common header
There is no value in having two header files providing just empty stubs and
a C file which implements trivial debug functions which can just be inlined.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210326153944.052454464@linutronix.de
Diffstat (limited to 'kernel/locking/rtmutex_common.h')
| -rw-r--r-- | kernel/locking/rtmutex_common.h | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/kernel/locking/rtmutex_common.h b/kernel/locking/rtmutex_common.h index 41adf8be991b..a90c22abdbca 100644 --- a/kernel/locking/rtmutex_common.h +++ b/kernel/locking/rtmutex_common.h @@ -13,6 +13,7 @@ #ifndef __KERNEL_RTMUTEX_COMMON_H #define __KERNEL_RTMUTEX_COMMON_H +#include <linux/debug_locks.h> #include <linux/rtmutex.h> #include <linux/sched/wake_q.h> @@ -135,10 +136,29 @@ extern bool __rt_mutex_futex_unlock(struct rt_mutex *lock, extern void rt_mutex_postunlock(struct wake_q_head *wake_q); -#ifdef CONFIG_DEBUG_RT_MUTEXES -# include "rtmutex-debug.h" -#else -# include "rtmutex.h" -#endif +/* Debug functions */ +static inline void debug_rt_mutex_unlock(struct rt_mutex *lock) +{ + if (IS_ENABLED(CONFIG_DEBUG_RT_MUTEXES)) + DEBUG_LOCKS_WARN_ON(rt_mutex_owner(lock) != current); +} + +static inline void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock) +{ + if (IS_ENABLED(CONFIG_DEBUG_RT_MUTEXES)) + DEBUG_LOCKS_WARN_ON(!rt_mutex_owner(lock)); +} + +static inline void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter) +{ + if (IS_ENABLED(CONFIG_DEBUG_RT_MUTEXES)) + memset(waiter, 0x11, sizeof(*waiter)); +} + +static inline void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter) +{ + if (IS_ENABLED(CONFIG_DEBUG_RT_MUTEXES)) + memset(waiter, 0x22, sizeof(*waiter)); +} #endif |