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Message-Id: <20140308010611.785120364@linuxfoundation.org>
Date: Fri, 7 Mar 2014 17:07:01 -0800
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Vinayak Kale <vkale@....com>,
Catalin Marinas <catalin.marinas@....com>,
Russell King <rmk+kernel@....linux.org.uk>
Subject: [PATCH 3.4 05/99] ARM: 7957/1: add DSB after icache flush in __flush_icache_all()
3.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Vinayak Kale <vkale@....com>
commit 39544ac9df20f73e49fc6b9ac19ff533388c82c0 upstream.
Add DSB after icache flush to complete the cache maintenance operation.
Signed-off-by: Vinayak Kale <vkale@....com>
Acked-by: Catalin Marinas <catalin.marinas@....com>
Signed-off-by: Russell King <rmk+kernel@....linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
arch/arm/include/asm/cacheflush.h | 1 +
1 file changed, 1 insertion(+)
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -202,6 +202,7 @@ extern void copy_to_user_page(struct vm_
static inline void __flush_icache_all(void)
{
__flush_icache_preferred();
+ dsb();
}
#define flush_cache_all() __cpuc_flush_kern_all()
--
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