Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753783AbdGJOtM (ORCPT ); Mon, 10 Jul 2017 10:49:12 -0400 Received: from mail-wr0-f171.google.com ([209.85.128.171]:36024 "EHLO mail-wr0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752509AbdGJOtL (ORCPT ); Mon, 10 Jul 2017 10:49:11 -0400 From: Benjamin Gaignard To: b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, noralf@tronnes.org, dri-devel@lists.freedesktop.org, emil.l.velikov@gmail.com, yannick.fertre@st.com Cc: Benjamin Gaignard Subject: [PATCH] fbdev: make get_fb_unmapped_area depends of !MMU Date: Mon, 10 Jul 2017 16:48:55 +0200 Message-Id: <1499698135-24526-1-git-send-email-benjamin.gaignard@linaro.org> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1341 Lines: 35 Even if CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA flag is selected do not compile and use get_fb_unmapped_area() if CONFIG_MMU is also set. This will avoid mmap errors when compiling multi architectures at same time. Signed-off-by: Benjamin Gaignard --- drivers/video/fbdev/core/fbmem.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 069fe79..16b5aef 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -1492,7 +1492,7 @@ static long fb_compat_ioctl(struct file *file, unsigned int cmd, return 0; } -#ifdef CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA +#if defined(CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA) && !defined(CONFIG_MMU) unsigned long get_fb_unmapped_area(struct file *filp, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags) @@ -1519,7 +1519,8 @@ unsigned long get_fb_unmapped_area(struct file *filp, .open = fb_open, .release = fb_release, #if defined(HAVE_ARCH_FB_UNMAPPED_AREA) || \ - defined(CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA) + (defined(CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA) && \\ + !defined(CONFIG_MMU)) .get_unmapped_area = get_fb_unmapped_area, #endif #ifdef CONFIG_FB_DEFERRED_IO -- 1.9.1