secgateway/kernel/linux-4.14.83/tools/virtio/linux/compiler.h

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2019-06-11 07:43:23 +00:00
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_COMPILER_H
#define LINUX_COMPILER_H
#define WRITE_ONCE(var, val) \
(*((volatile typeof(val) *)(&(var))) = (val))
#define READ_ONCE(var) (*((volatile typeof(var) *)(&(var))))
#endif