[tip: locking/core] locking/rtmutex: Remove unused rt_mutex_cmpxchg_relaxed()

[tip-bot2 for Alex Shi]

The following commit has been merged into the locking/core branch of tip:

Commit-ID:     2f879e9f05f7806d0885b57532831176204e411f
Gitweb:        https://git.kernel.org/tip/2f879e9f05f7806d0885b57532831176204e411f
Author:        Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx>
AuthorDate:    Fri, 17 Apr 2020 22:50:31 +08:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Sun, 26 Apr 2020 21:58:42 +02:00

locking/rtmutex: Remove unused rt_mutex_cmpxchg_relaxed()

Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/1587135032-188866-1-git-send-email-alex.shi@xxxxxxxxxxxxxxxxx

---
 kernel/locking/rtmutex.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
index 851bbb1..7ad22ea 100644
--- a/kernel/locking/rtmutex.c
+++ b/kernel/locking/rtmutex.c
@@ -141,7 +141,6 @@ static void fixup_rt_mutex_waiters(struct rt_mutex *lock)
  * set up.
  */
 #ifndef CONFIG_DEBUG_RT_MUTEXES
-# define rt_mutex_cmpxchg_relaxed(l,c,n) (cmpxchg_relaxed(&l->owner, c, n) == c)
 # define rt_mutex_cmpxchg_acquire(l,c,n) (cmpxchg_acquire(&l->owner, c, n) == c)
 # define rt_mutex_cmpxchg_release(l,c,n) (cmpxchg_release(&l->owner, c, n) == c)
 
@@ -202,7 +201,6 @@ static inline bool unlock_rt_mutex_safe(struct rt_mutex *lock,
 }
 
 #else
-# define rt_mutex_cmpxchg_relaxed(l,c,n)	(0)
 # define rt_mutex_cmpxchg_acquire(l,c,n)	(0)
 # define rt_mutex_cmpxchg_release(l,c,n)	(0)