From 84f94106ae5bca2d59528acebddb230db7a08a83 Mon Sep 17 00:00:00 2001
From: Vinayak Kale <vkale@apm.com>
Date: Wed, 12 Feb 2014 07:30:01 +0100
Subject: ARM: 7957/1: add DSB after icache flush in __flush_icache_all()

commit 39544ac9df20f73e49fc6b9ac19ff533388c82c0 upstream.

Add DSB after icache flush to complete the cache maintenance operation.

Signed-off-by: Vinayak Kale <vkale@apm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>

diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 15f2d5b..cc8a2ca 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -212,6 +212,7 @@ extern void copy_to_user_page(struct vm_area_struct *, struct page *,
 static inline void __flush_icache_all(void)
 {
 	__flush_icache_preferred();
+	dsb();
 }
 
 /*
-- 
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