diff --git a/arch/arm64/include/asm/vdso/compat_barrier.h b/arch/arm64/include/asm/vdso/compat_barrier.h index ea24ea856b07..fb60a88b5ed4 100644 --- a/arch/arm64/include/asm/vdso/compat_barrier.h +++ b/arch/arm64/include/asm/vdso/compat_barrier.h @@ -18,14 +18,7 @@ #undef dmb #endif -#if __LINUX_ARM_ARCH__ >= 7 #define dmb(option) __asm__ __volatile__ ("dmb " #option : : : "memory") -#elif __LINUX_ARM_ARCH__ == 6 -#define dmb(x) __asm__ __volatile__ ("mcr p15, 0, %0, c7, c10, 5" \ - : : "r" (0) : "memory") -#else -#define dmb(x) __asm__ __volatile__ ("" : : : "memory") -#endif #if __LINUX_ARM_ARCH__ >= 8 #define aarch32_smp_mb() dmb(ish)