File rdma-core-s390x.patch of Package rdma-core

diff --git util/udma_barrier.h util/udma_barrier.h
index 9932a687..23acf233 100644
--- util/udma_barrier.h
+++ util/udma_barrier.h
@@ -192,6 +192,7 @@
 #define mmio_flush_writes() asm volatile("dsb st" ::: "memory");
 #elif defined(__sparc__) || defined(__s390x__)
 #define mmio_flush_writes() asm volatile("" ::: "memory")
+#else
 #error No architecture specific memory barrier defines found!
 #endif