22 lines
729 B
C
Executable file
22 lines
729 B
C
Executable file
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _TOOLS_LINUX_ASM_MIPS_BARRIER_H
|
|
#define _TOOLS_LINUX_ASM_MIPS_BARRIER_H
|
|
/*
|
|
* FIXME: This came from tools/perf/perf-sys.h, where it was first introduced
|
|
* in c1e028ef40b8d6943b767028ba17d4f2ba020edb, more work needed to make it
|
|
* more closely follow the Linux kernel arch/mips/include/asm/barrier.h file.
|
|
* Probably when we continue work on tools/ Kconfig support to have all the
|
|
* CONFIG_ needed for properly doing that.
|
|
*/
|
|
#define mb() asm volatile( \
|
|
".set mips2\n\t" \
|
|
"sync\n\t" \
|
|
".set mips0" \
|
|
: /* no output */ \
|
|
: /* no input */ \
|
|
: "memory")
|
|
#define wmb() mb()
|
|
#define rmb() mb()
|
|
|
|
#endif /* _TOOLS_LINUX_ASM_MIPS_BARRIER_H */
|