From c7e89b16eb90e7bdf0d71bd5ba265ce8d424f30b Mon Sep 17 00:00:00 2001 From: Heechul Yun Date: Fri, 8 Jul 2011 13:32:34 +0100 Subject: [PATCH] ARM: 6995/2: mm: remove unnecessary cache flush on v6 copypage Originally introduced to maintain coherency between icache and dcache in v6 nonaliasing mode. This is now handled by __sync_icache_dcache since c0177800, therefore unnecessary in this function. Signed-off-by: Heechul Yun Acked-by: Catalin Marinas Signed-off-by: Russell King --- arch/arm/mm/copypage-v6.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mm/copypage-v6.c b/arch/arm/mm/copypage-v6.c index bdba6c65c901..63cca0097130 100644 --- a/arch/arm/mm/copypage-v6.c +++ b/arch/arm/mm/copypage-v6.c @@ -41,7 +41,6 @@ static void v6_copy_user_highpage_nonaliasing(struct page *to, kfrom = kmap_atomic(from, KM_USER0); kto = kmap_atomic(to, KM_USER1); copy_page(kto, kfrom); - __cpuc_flush_dcache_area(kto, PAGE_SIZE); kunmap_atomic(kto, KM_USER1); kunmap_atomic(kfrom, KM_USER0); } -- 2.39.2