diff options
Diffstat (limited to 'tools/perf/perf-sys.h')
| -rw-r--r-- | tools/perf/perf-sys.h | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/tools/perf/perf-sys.h b/tools/perf/perf-sys.h index 79052fd1a695..56edbe16f583 100644 --- a/tools/perf/perf-sys.h +++ b/tools/perf/perf-sys.h @@ -70,20 +70,10 @@ #endif #ifdef __arm__ -/* - * Use the __kuser_memory_barrier helper in the CPU helper page. See - * arch/arm/kernel/entry-armv.S in the kernel source for details. - */ -#define mb() ((void(*)(void))0xffff0fa0)() -#define wmb() ((void(*)(void))0xffff0fa0)() -#define rmb() ((void(*)(void))0xffff0fa0)() #define CPUINFO_PROC {"model name", "Processor"} #endif #ifdef __aarch64__ -#define mb() asm volatile("dmb ish" ::: "memory") -#define wmb() asm volatile("dmb ishst" ::: "memory") -#define rmb() asm volatile("dmb ishld" ::: "memory") #define cpu_relax() asm volatile("yield" ::: "memory") #endif |