From ddb953f86cfb1ec450eff16a94230fc6d9901552 Mon Sep 17 00:00:00 2001
From: Mark Rutland <mark.rutland@arm.com>
Date: Thu, 16 Jan 2020 18:35:45 +0000
Subject: [PATCH] arm64: assembler: remove smp_dmb macro

These days arm64 kernels are always SMP, and thus smp_dmb is an
overly-long way of writing dmb. Naturally, no-one uses it.

Remove the unused macro.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Will Deacon <will@kernel.org>
---
 arch/arm64/include/asm/assembler.h | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h
index 5f8a277..995362a 100644
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -80,13 +80,6 @@
 	.endm
 
 /*
- * SMP data memory barrier
- */
-	.macro	smp_dmb, opt
-	dmb	\opt
-	.endm
-
-/*
  * RAS Error Synchronization barrier
  */
 	.macro  esb
-- 
2.7.4