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-rw-r--r--arch/arm64/include/asm/vdso/compat_barrier.h7
1 files changed, 0 insertions, 7 deletions
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)