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 / arm / include / asm / barrier.h
at v5.15 12 lines 400 B view raw
1#ifndef _TOOLS_LINUX_ASM_ARM_BARRIER_H 2#define _TOOLS_LINUX_ASM_ARM_BARRIER_H 3 4/* 5 * Use the __kuser_memory_barrier helper in the CPU helper page. See 6 * arch/arm/kernel/entry-armv.S in the kernel source for details. 7 */ 8#define mb() ((void(*)(void))0xffff0fa0)() 9#define wmb() ((void(*)(void))0xffff0fa0)() 10#define rmb() ((void(*)(void))0xffff0fa0)() 11 12#endif /* _TOOLS_LINUX_ASM_ARM_BARRIER_H */