X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Farch_arm.h;h=83cbb60a209f286093e9abb10ce238329b385243;hp=e25457d707427b5cd70a2141089da9909f1c4bc5;hb=5e626e0ea1c03a239cca95bf8c3fc9d4fbebde12;hpb=6aca01252647cb7f035ae731d2ce3cf1b02ab501

diff --git a/urcu/arch_arm.h b/urcu/arch_arm.h
index e25457d..83cbb60 100644
--- a/urcu/arch_arm.h
+++ b/urcu/arch_arm.h
@@ -29,7 +29,9 @@
 extern "C" {
 #endif 
 
+#ifdef CONFIG_ARM_HAVE_DMB
 #define cmm_mb()    asm volatile("dmb":::"memory")
+#endif /* CONFIG_ARM_HAVE_DMB */
 
 #include <stdlib.h>
 #include <sys/time.h>