[patch 091/101] lockdep: forward declare struct task_struct

[Greg KH]

From: Heiko Carstens <heiko.carstens@xxxxxxxxxx>

3117df0453828bd045c16244e6f50e5714667a8a causes this:

In file included from arch/s390/kernel/early.c:13:
include/linux/lockdep.h:300: warning:
		"struct task_struct" declared inside parameter list
include/linux/lockdep.h:300:
		warning: its scope is only this definition or
		declaration, which is probably not what you want

Acked-by: Ingo Molnar <mingo@xxxxxxx>
Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 include/linux/lockdep.h |    2 ++
 1 file changed, 2 insertions(+)

--- linux-2.6.20.1.orig/include/linux/lockdep.h
+++ linux-2.6.20.1/include/linux/lockdep.h
@@ -8,6 +8,8 @@
 #ifndef __LINUX_LOCKDEP_H
 #define __LINUX_LOCKDEP_H
 
+struct task_struct;
+
 #ifdef CONFIG_LOCKDEP
 
 #include <linux/linkage.h>

--
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