[PATCH 2.6.21-rt6]

[Sven-Thorsten Dietrich]

Restore the declaration of rcu_batches_completed_bh

It is needed to compile with Classic RCU 

signed-off-by: Sven-Thorsten Dietrich <sven@xxxxxxxxxxxxxxxxxxxxx>


Index: linux-2.6.21-rt-patched/include/linux/rcupdate.h
===================================================================
--- linux-2.6.21-rt-patched.orig/include/linux/rcupdate.h
+++ linux-2.6.21-rt-patched/include/linux/rcupdate.h
@@ -227,6 +227,7 @@ extern void rcu_barrier(void);
 extern void rcu_init(void);
 extern void rcu_advance_callbacks(int cpu, int user);
 extern void rcu_check_callbacks(int cpu, int user);
+extern long rcu_batches_completed_bh(void);
 
 #endif /* __KERNEL__ */
 #endif /* __LINUX_RCUPDATE_H */


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