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authorSebastian Andrzej Siewior <bigeasy@linutronix.de>2021-02-10 09:52:47 +0100
committerPeter Zijlstra <peterz@infradead.org>2021-02-10 14:44:40 +0100
commit0f319d49a4167e402b01b2b56639386f0b6846ba (patch)
tree9bf574b2da023e3fdb1bb3f021e7ac64caa74e4c /kernel/locking
parentb38085ba60246fccc2f49d2ac162528dedbc4e71 (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 'kernel/locking')
-rw-r--r--kernel/locking/mutex.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c
index 5352ce50a97e..adb935090768 100644
--- a/kernel/locking/mutex.c
+++ b/kernel/locking/mutex.c
@@ -86,16 +86,6 @@ bool mutex_is_locked(struct mutex *lock)
}
EXPORT_SYMBOL(mutex_is_locked);
-__must_check enum mutex_trylock_recursive_enum
-mutex_trylock_recursive(struct mutex *lock)
-{
- if (unlikely(__mutex_owner(lock) == current))
- return MUTEX_TRYLOCK_RECURSIVE;
-
- return mutex_trylock(lock);
-}
-EXPORT_SYMBOL(mutex_trylock_recursive);
-
static inline unsigned long __owner_flags(unsigned long owner)
{
return owner & MUTEX_FLAGS;