tools/arch/tile/include/asm/barrier.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _TOOLS_LINUX_ASM_TILE_BARRIER_H
   3 #define _TOOLS_LINUX_ASM_TILE_BARRIER_H
   4 /*
   5  * FIXME: This came from tools/perf/perf-sys.h, where it was first introduced
   6  * in 620830b6954913647b7c7f68920cf48eddf6ad92, more work needed to make it
   7  * more closely follow the Linux kernel arch/tile/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
  12 #define mb()            asm volatile ("mf" ::: "memory")
  13 #define wmb()           mb()
  14 #define rmb()           mb()
  15
  16 #endif /* _TOOLS_LINUX_ASM_TILE_BARRIER_H */