From: Amerigo Wang <amwang@redhat.com>
Date: Tue, 15 Dec 2009 02:00:20 +0000 (-0800)
Subject: rwsem-spinlock: remove useless function exports
X-Git-Tag: v5.15~31226
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=118d52da1816471ac875bb9f1ee51737e82b1d71;p=mirror_ubuntu-kernels.git

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: WANG Cong <amwang@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/lib/rwsem-spinlock.c b/lib/rwsem-spinlock.c
index 9df3ca56db11..39a74110f55b 100644
--- a/lib/rwsem-spinlock.c
+++ b/lib/rwsem-spinlock.c
@@ -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);