From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Bottomley Subject: [PATCH 4/6] sh: add mm API for DMA to vmalloc/vmap areas Date: Thu, 17 Sep 2009 18:06:59 -0500 Message-ID: <1253228821-4700-5-git-send-email-James.Bottomley@suse.de> References: <1253228821-4700-1-git-send-email-James.Bottomley@suse.de> <1253228821-4700-2-git-send-email-James.Bottomley@suse.de> <1253228821-4700-3-git-send-email-James.Bottomley@suse.de> <1253228821-4700-4-git-send-email-James.Bottomley@suse.de> Cc: Russell King , Christoph Hellwig , Paul Mundt , James Bottomley , James Bottomley To: linux-arch@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-parisc@vger.kernel.org Return-path: Received: from cantor.suse.de ([195.135.220.2]:40310 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753729AbZIQXHZ (ORCPT ); Thu, 17 Sep 2009 19:07:25 -0400 In-Reply-To: <1253228821-4700-4-git-send-email-James.Bottomley@suse.de> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: From: James Bottomley Signed-off-by: James Bottomley --- arch/sh/include/asm/cacheflush.h | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/arch/sh/include/asm/cacheflush.h b/arch/sh/include/asm/cacheflush.h index 4c5462d..3cb8824 100644 --- a/arch/sh/include/asm/cacheflush.h +++ b/arch/sh/include/asm/cacheflush.h @@ -48,6 +48,14 @@ static inline void flush_kernel_dcache_page(struct page *page) { flush_dcache_page(page); } +static inline void flush_kernel_dcache_addr(void *addr) +{ + __flush_wback_region(addr, PAGE_SIZE); +} +static inline void invalidate_kernel_dcache_addr(void *addr) +{ + __flush_invalidate_region(addr, PAGE_SIZE); +} #if defined(CONFIG_CPU_SH4) && !defined(CONFIG_CACHE_OFF) extern void copy_to_user_page(struct vm_area_struct *vma, -- 1.6.3.3