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ARM: 7957/1: add DSB after icache flush in __flush_icache_all()

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commit 39544ac9df 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Vinayak Kale 2014-02-12 07:30:01 +01:00 committed by Greg Kroah-Hartman
parent 0dcbe514c5
commit d25de0cc25
1 changed files with 1 additions and 0 deletions
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arch/arm/include/asm/cacheflush.h
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@ -202,6 +202,7 @@ extern void copy_to_user_page(struct vm_area_struct *, struct page *,
static inline void __flush_icache_all(void)
{
__flush_icache_preferred();
dsb();
}
#define flush_cache_all() __cpuc_flush_kern_all()