3.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Vinayak Kale <vkale@xxxxxxx>
commit 39544ac9df20f73e49fc6b9ac19ff533388c82c0 upstream.
Add DSB after icache flush to complete the cache maintenance operation.
Signed-off-by: Vinayak Kale <vkale@xxxxxxx>
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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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