[PATCH] rcu: fix synchronize_rcu() so that kernel-doc works

[Randy Dunlap]

From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>

Fix RCU's synchronize_cpu() so that it looks like a C function, enabling
it to be recognized as a function with kernel-doc annotation.

Warning(linux-2.6.26-git11//kernel/rcupdate.c:81): No description found for parameter 'synchronize_rcu'
Warning(linux-2.6.26-git11//kernel/rcupdate.c:81): No description found for parameter 'call_rcu'

Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
---
 kernel/rcupdate.c |    1 +
 1 file changed, 1 insertion(+)

--- linux-2.6.26-git11.orig/kernel/rcupdate.c
+++ linux-2.6.26-git11/kernel/rcupdate.c
@@ -77,6 +77,7 @@ void wakeme_after_rcu(struct rcu_head  *
  * sections are delimited by rcu_read_lock() and rcu_read_unlock(),
  * and may be nested.
  */
+void synchronize_rcu(void);
 synchronize_rcu_xxx(synchronize_rcu, call_rcu)
 EXPORT_SYMBOL_GPL(synchronize_rcu);
 
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