1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _TOOLS_LINUX_ASM_MIPS_BARRIER_H
 3#define _TOOLS_LINUX_ASM_MIPS_BARRIER_H
 4/*
 5 * FIXME: This came from tools/perf/perf-sys.h, where it was first introduced
 6 * in c1e028ef40b8d6943b767028ba17d4f2ba020edb, more work needed to make it
 7 * more closely follow the Linux kernel arch/mips/include/asm/barrier.h file.
 8 * Probably when we continue work on tools/ Kconfig support to have all the
 9 * CONFIG_ needed for properly doing that.
10 */
11#define mb()		asm volatile(					\
12				".set	mips2\n\t"			\
13				"sync\n\t"				\
14				".set	mips0"				\
15				: /* no output */			\
16				: /* no input */			\
17				: "memory")
18#define wmb()	mb()
19#define rmb()	mb()
20
21#endif /* _TOOLS_LINUX_ASM_MIPS_BARRIER_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _TOOLS_LINUX_ASM_MIPS_BARRIER_H
 3#define _TOOLS_LINUX_ASM_MIPS_BARRIER_H
 4/*
 5 * FIXME: This came from tools/perf/perf-sys.h, where it was first introduced
 6 * in c1e028ef40b8d6943b767028ba17d4f2ba020edb, more work needed to make it
 7 * more closely follow the Linux kernel arch/mips/include/asm/barrier.h file.
 8 * Probably when we continue work on tools/ Kconfig support to have all the
 9 * CONFIG_ needed for properly doing that.
10 */
11#define mb()		asm volatile(					\
12				".set	mips2\n\t"			\
13				"sync\n\t"				\
14				".set	mips0"				\
15				: /* no output */			\
16				: /* no input */			\
17				: "memory")
18#define wmb()	mb()
19#define rmb()	mb()
20
21#endif /* _TOOLS_LINUX_ASM_MIPS_BARRIER_H */