rw_semaphore: remove up/down_read_non_owner

Now that the last users is gone these can be removed.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 0 insertions, 10 deletions

diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h
index a8afe9cd000c..77950dfa0a9e 100644
--- a/include/linux/rwsem.h
+++ b/include/linux/rwsem.h
@@ -124,19 +124,9 @@ extern void downgrade_write(struct rw_semaphore *sem);
  */
 extern void down_read_nested(struct rw_semaphore *sem, int subclass);
 extern void down_write_nested(struct rw_semaphore *sem, int subclass);
-/*
- * Take/release a lock when not the owner will release it.
- *
- * [ This API should be avoided as much as possible - the
- *   proper abstraction for this case is completions. ]
- */
-extern void down_read_non_owner(struct rw_semaphore *sem);
-extern void up_read_non_owner(struct rw_semaphore *sem);
 #else
 # define down_read_nested(sem, subclass)                down_read(sem)
 # define down_write_nested(sem, subclass)       down_write(sem)
-# define down_read_non_owner(sem)               down_read(sem)
-# define up_read_non_owner(sem)                 up_read(sem)
 #endif
 
 #endif /* _LINUX_RWSEM_H */