X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-h8300%2Fatomic.h;h=b4cf0ea97ede7a0975271b65f8f9d06d68abaea9;hb=9a64388d83f6ef08dfff405a9d122e3dbcb6bf38;hp=21f54428c86b5ce6760073da0e1a85bc1f39c7fc;hpb=80c0531514516e43ae118ddf38424e06e5c3cb3c;p=linux-2.6

diff --git a/include/asm-h8300/atomic.h b/include/asm-h8300/atomic.h
index 21f54428c8..b4cf0ea97e 100644
--- a/include/asm-h8300/atomic.h
+++ b/include/asm-h8300/atomic.h
@@ -37,6 +37,7 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v)
 }
 
 #define atomic_sub(i, v) atomic_sub_return(i, v)
+#define atomic_sub_and_test(i,v) (atomic_sub_return(i, v) == 0)
 
 static __inline__ int atomic_inc_return(atomic_t *v)
 {