io_uring: kill io_uring userspace examples

[sfrench/cifs-2.6.git] / tools / io_uring / barrier.h

diff --git a/tools/io_uring/barrier.h b/tools/io_uring/barrier.h
deleted file mode 100644 (file)
index ef00f67..0000000
--- a/tools/io_uring/barrier.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#ifndef LIBURING_BARRIER_H
-#define LIBURING_BARRIER_H
-
-#if defined(__x86_64) || defined(__i386__)
-#define read_barrier() __asm__ __volatile__("":::"memory")
-#define write_barrier()        __asm__ __volatile__("":::"memory")
-#else
-/*
- * Add arch appropriate definitions. Be safe and use full barriers for
- * archs we don't have support for.
- */
-#define read_barrier() __sync_synchronize()
-#define write_barrier()        __sync_synchronize()
-#endif
-
-#endif