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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2025-11-17 23:16:55 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2025-11-17 23:16:55 -0800 |
| commit | f39b6c468c52745dbca9a842d91c8373fda208ab (patch) | |
| tree | 67321e90bba55fcc0f3a05f3bd9abad449b2c030 /include/linux/rtmutex.h | |
| parent | e08969c4d65ac31297fcb4d31d4808c789152f68 (diff) | |
| parent | 6a23ae0a96a600d1d12557add110e0bb6e32730c (diff) | |
Merge tag 'v6.18-rc6' into for-linus
Sync up with the mainline to bring in definition of
INPUT_PROP_HAPTIC_TOUCHPAD.
Diffstat (limited to 'include/linux/rtmutex.h')
| -rw-r--r-- | include/linux/rtmutex.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/rtmutex.h b/include/linux/rtmutex.h index fa9f1021541e..ede4c6bf6f22 100644 --- a/include/linux/rtmutex.h +++ b/include/linux/rtmutex.h @@ -44,6 +44,16 @@ static inline bool rt_mutex_base_is_locked(struct rt_mutex_base *lock) return READ_ONCE(lock->owner) != NULL; } +#ifdef CONFIG_RT_MUTEXES +#define RT_MUTEX_HAS_WAITERS 1UL + +static inline struct task_struct *rt_mutex_owner(struct rt_mutex_base *lock) +{ + unsigned long owner = (unsigned long) READ_ONCE(lock->owner); + + return (struct task_struct *) (owner & ~RT_MUTEX_HAS_WAITERS); +} +#endif extern void rt_mutex_base_init(struct rt_mutex_base *rtb); /** |