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Subject[PATCH RT 1/3] spinlock/rt: Include bug.h in spinlock_rt.h to satisfy BUG() usage
From: Steven Rostedt <>

Some archs (powerpc) failed to compile because of the reference to
BUG() in spinlock_rt.h. Although bug.h is included in many headers,
if spinlock.h is included in a C file before that, it will fail to

Signed-off-by: Steven Rostedt <>
include/linux/spinlock_rt.h | 2 ++
1 file changed, 2 insertions(+)

diff --git a/include/linux/spinlock_rt.h b/include/linux/spinlock_rt.h
index 3b555b4..0618387 100644
--- a/include/linux/spinlock_rt.h
+++ b/include/linux/spinlock_rt.h
@@ -5,6 +5,8 @@
#error Do not include directly. Use spinlock.h

+#include <linux/bug.h>
extern void
__rt_spin_lock_init(spinlock_t *lock, char *name, struct lock_class_key *key);


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