[IPSEC]: Add xfrm_input_state helper

[linux-2.6] / include / asm-cris / atomic.h

diff --git a/include/asm-cris/atomic.h b/include/asm-cris/atomic.h
index 683b05a57d88068527bea8d99343c2425503318c..2949a945876a5c4685197927426809a61ee03999 100644 (file)
--- a/include/asm-cris/atomic.h
+++ b/include/asm-cris/atomic.h
@@ -3,6 +3,8 @@
 #ifndef __ASM_CRIS_ATOMIC__
 #define __ASM_CRIS_ATOMIC__
 
+#include <linux/compiler.h>
+
 #include <asm/system.h>
 #include <asm/arch/atomic.h>
 
@@ -136,6 +138,8 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
        return ret;
 }
 
+#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+
 static inline int atomic_add_unless(atomic_t *v, int a, int u)
 {
        int ret;
@@ -156,4 +160,5 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u)
 #define smp_mb__before_atomic_inc()    barrier()
 #define smp_mb__after_atomic_inc()     barrier()
 
+#include <asm-generic/atomic.h>
 #endif