From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932147Ab3HMP6y (ORCPT ); Tue, 13 Aug 2013 11:58:54 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:2508 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758775Ab3HMP6l (ORCPT ); Tue, 13 Aug 2013 11:58:41 -0400 X-Authority-Analysis: v=2.0 cv=aqMw+FlV c=1 sm=0 a=Sro2XwOs0tJUSHxCKfOySw==:17 a=Drc5e87SC40A:10 a=Ciwy3NGCPMMA:10 a=mYTTPL8bAvwA:10 a=5SG0PmZfjMsA:10 a=bbbx4UPp9XUA:10 a=meVymXHHAAAA:8 a=KGjhK52YXX0A:10 a=uzuF32fNYaQA:10 a=pGLkceISAAAA:8 a=KKAkSRfTAAAA:8 a=VwQbUJbxAAAA:8 a=drOt6m5kAAAA:8 a=5cIBTxRJ4pZzZk2xk6UA:9 a=MSl-tDqOz04A:10 a=WwgC8nHKvroA:10 a=jeBq3FmKZ4MA:10 a=RJDHCchAG58bybso:21 a=BomYhGtMPyj28RIo:21 a=Sro2XwOs0tJUSHxCKfOySw==:117 X-Cloudmark-Score: 0 X-Authenticated-User: X-Originating-IP: 67.255.60.225 Message-Id: <20130813155829.905513259@goodmis.org> User-Agent: quilt/0.60-1 Date: Tue, 13 Aug 2013 11:57:34 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Simon Baatz , Kevin Hilman , Russell King Subject: [40/88] ARM: 7772/1: Fix missing flush_kernel_dcache_page() for noMMU References: <20130813155654.069291373@goodmis.org> Content-Disposition: inline; filename=0040-ARM-7772-1-Fix-missing-flush_kernel_dcache_page-for-.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.6.11.7-rc1 stable review patch. If anyone has any objections, please let me know. ------------------ From: Simon Baatz [ Upstream commit 63384fd0b1509acf522a8a8fcede09087eedb7df ] Commit 1bc3974 (ARM: 7755/1: handle user space mapped pages in flush_kernel_dcache_page) moved the implementation of flush_kernel_dcache_page() into mm/flush.c but did not implement it on noMMU ARM. Signed-off-by: Simon Baatz Acked-by: Kevin Hilman Cc: # 3.2+: 1bc3974: ARM: 7755/1 Signed-off-by: Russell King Signed-off-by: Steven Rostedt --- arch/arm/mm/nommu.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c index d51225f..eb5293a 100644 --- a/arch/arm/mm/nommu.c +++ b/arch/arm/mm/nommu.c @@ -57,6 +57,12 @@ void flush_dcache_page(struct page *page) } EXPORT_SYMBOL(flush_dcache_page); +void flush_kernel_dcache_page(struct page *page) +{ + __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE); +} +EXPORT_SYMBOL(flush_kernel_dcache_page); + void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long uaddr, void *dst, const void *src, unsigned long len) -- 1.7.10.4