diff options
| author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2021-02-10 09:52:47 +0100 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2021-02-10 14:44:40 +0100 |
| commit | 0f319d49a4167e402b01b2b56639386f0b6846ba (patch) | |
| tree | 9bf574b2da023e3fdb1bb3f021e7ac64caa74e4c /include/linux/mutex.h | |
| parent | b38085ba60246fccc2f49d2ac162528dedbc4e71 (diff) | |
locking/mutex: Kill mutex_trylock_recursive()
There are not users of mutex_trylock_recursive() in tree as of
v5.11-rc7.
Remove it.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20210210085248.219210-2-bigeasy@linutronix.de
Diffstat (limited to 'include/linux/mutex.h')
| -rw-r--r-- | include/linux/mutex.h | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/include/linux/mutex.h b/include/linux/mutex.h index dcd185cbfe79..0cd631a19727 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -199,29 +199,4 @@ extern void mutex_unlock(struct mutex *lock); extern int atomic_dec_and_mutex_lock(atomic_t *cnt, struct mutex *lock); -/* - * These values are chosen such that FAIL and SUCCESS match the - * values of the regular mutex_trylock(). - */ -enum mutex_trylock_recursive_enum { - MUTEX_TRYLOCK_FAILED = 0, - MUTEX_TRYLOCK_SUCCESS = 1, - MUTEX_TRYLOCK_RECURSIVE, -}; - -/** - * mutex_trylock_recursive - trylock variant that allows recursive locking - * @lock: mutex to be locked - * - * This function should not be used, _ever_. It is purely for hysterical GEM - * raisins, and once those are gone this will be removed. - * - * Returns: - * - MUTEX_TRYLOCK_FAILED - trylock failed, - * - MUTEX_TRYLOCK_SUCCESS - lock acquired, - * - MUTEX_TRYLOCK_RECURSIVE - we already owned the lock. - */ -extern /* __deprecated */ __must_check enum mutex_trylock_recursive_enum -mutex_trylock_recursive(struct mutex *lock); - #endif /* __LINUX_MUTEX_H */ |