tools/virtio/linux/compiler.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef LINUX_COMPILER_H
   3 #define LINUX_COMPILER_H
   4
   5 #define WRITE_ONCE(var, val) \
   6         (*((volatile typeof(val) *)(&(var))) = (val))
   7
   8 #define READ_ONCE(var) (*((volatile typeof(var) *)(&(var))))
   9
  10 #endif