From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752814AbdKVXQm (ORCPT ); Wed, 22 Nov 2017 18:16:42 -0500 Received: from mail-lf0-f66.google.com ([209.85.215.66]:43473 "EHLO mail-lf0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752479AbdKVXQY (ORCPT ); Wed, 22 Nov 2017 18:16:24 -0500 X-Google-Smtp-Source: AGs4zMahQMfguYHVrz/rO2VCq0njBmB+CwxirJpzDr9flRsc+DZNBQGNirykNbsdO9l1WkYGnYISZQ== From: Vasyl Gomonovych To: ralf@linux-mips.org, paul.burton@mips.com, pure.logic@nexus-software.ie, akpm@linux-foundation.org, bart.vanassche@sandisk.com, vladimir.murzin@arm.com, l.stach@pengutronix.de, alexander.h.duyck@intel.com, linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org, gomonovych@gmail.com Subject: [PATCH] MIPS: dma-default: Use vma_pages helper Date: Thu, 23 Nov 2017 00:16:12 +0100 Message-Id: <1511392572-9254-1-git-send-email-gomonovych@gmail.com> 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 Use vma_pages function on vma object instead of explicit computation. arch/mips/mm/dma-default.c:182:34-40: WARNING: Consider using vma_pages helper on vma Generated by: scripts/coccinelle/api/vma_pages.cocci Signed-off-by: Vasyl Gomonovych --- arch/mips/mm/dma-default.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index c01bd20d0208..bfd504c92719 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -179,7 +179,7 @@ static int mips_dma_mmap(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size, unsigned long attrs) { - unsigned long user_count = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + unsigned long user_count = vma_pages(vma); unsigned long count = PAGE_ALIGN(size) >> PAGE_SHIFT; unsigned long addr = (unsigned long)cpu_addr; unsigned long off = vma->vm_pgoff; -- 1.9.1