From 39544ac9df20f73e49fc6b9ac19ff533388c82c0 Mon Sep 17 00:00:00 2001
From: Vinayak Kale <vkale@apm.com>
Date: Wed, 12 Feb 2014 07:30:01 +0100
Subject: [PATCH] ARM: 7957/1: add DSB after icache flush in
__flush_icache_all()
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>
Cc: <stable@vger.kernel.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
arch/arm/include/asm/cacheflush.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index e9a49fe0284e..8b8b61685a34 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();
}
/*
--
2.20.1