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Commit 118d52da authored by Amerigo Wang's avatar Amerigo Wang Committed by Linus Torvalds
Browse files

rwsem-spinlock: remove useless function exports 



These functions need not to be exported, since no drivers should use them.

__init_rwsem() is an exception, because init_rwsem(), which is a macro,
is used.

Signed-off-by: default avatarWANG Cong <amwang@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 0b2749aa

lib/rwsem-spinlock.c

+1 −9
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ void __init_rwsem(struct rw_semaphore *sem, const char *name, 
	spin_lock_init(&sem->wait_lock);

	INIT_LIST_HEAD(&sem->wait_list);

}

EXPORT_SYMBOL(__init_rwsem);



/*

 * handle the lock release when processes blocked on it that can now run
@@ -305,12 +306,3 @@ void __downgrade_write(struct rw_semaphore *sem) 
	spin_unlock_irqrestore(&sem->wait_lock, flags);

}

EXPORT_SYMBOL(__init_rwsem);

EXPORT_SYMBOL(__down_read);

EXPORT_SYMBOL(__down_read_trylock);

EXPORT_SYMBOL(__down_write_nested);

EXPORT_SYMBOL(__down_write);

EXPORT_SYMBOL(__down_write_trylock);

EXPORT_SYMBOL(__up_read);

EXPORT_SYMBOL(__up_write);

EXPORT_SYMBOL(__downgrade_write);