tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel / tools / arch / tile / include / asm / barrier.h
at v4.15-rc6 16 lines 611 B view raw
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 */