From mboxrd@z Thu Jan 1 00:00:00 1970 From: vkale@apm.com (Vinayak Kale) Date: Wed, 5 Feb 2014 15:03:02 +0530 Subject: [PATCH] arm: add DSB after icache flush in __flush_icache_all() Message-ID: <1391592782-18576-1-git-send-email-vkale@apm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add DSB after icache flush to complete the cache maintenance operation. Signed-off-by: Vinayak Kale --- PS: - This patch is tested for ARM-v7. 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 ee753f1..ab91ebb 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(); } /* -- 1.7.9.5