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rwsem-spinlock: remove useless function exports

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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: WANG Cong <[email protected]>
Cc: David Howells <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Amerigo Wang 2009-12-14 18:00:20 -08:00 • committed by Linus Torvalds
commit 118d52da18
1 changed files with 1 additions and 9 deletions
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10
lib/rwsem-spinlock.c
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@ -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);