From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752695AbdKVXJ7 (ORCPT ); Wed, 22 Nov 2017 18:09:59 -0500 Received: from mail-lf0-f68.google.com ([209.85.215.68]:44792 "EHLO mail-lf0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752677AbdKVXIy (ORCPT ); Wed, 22 Nov 2017 18:08:54 -0500 X-Google-Smtp-Source: AGs4zMa516kTZtRrXWBcc+aOc+m1SOcZA2qfS3mtv0YczaUk2JT2OqpufVPgSZOtD1Kmdrwd3wS23Q== From: Vasyl Gomonovych To: jhogan@kernel.org, dledford@redhat.com, akpm@linux-foundation.org, bart.vanassche@sandisk.com, alexander.h.duyck@intel.com, linux-metag@vger.kernel.org Cc: linux-kernel@vger.kernel.org, gomonovych@gmail.com Subject: [PATCH] metag: Use vma_pages helper in dma_mmap Date: Thu, 23 Nov 2017 00:08:38 +0100 Message-Id: <1511392118-24101-1-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/metag/kernel/dma.c:345:19-25: WARNING: Consider using vma_pages helper on vma Generated by: scripts/coccinelle/api/vma_pages.cocci Signed-off-by: Vasyl Gomonovych --- arch/metag/kernel/dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/metag/kernel/dma.c b/arch/metag/kernel/dma.c index f0ab3a498328..49a3b843ef9f 100644 --- a/arch/metag/kernel/dma.c +++ b/arch/metag/kernel/dma.c @@ -342,7 +342,7 @@ static int metag_dma_mmap(struct device *dev, struct vm_area_struct *vma, else vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - user_size = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + user_size = vma_pages(vma); spin_lock_irqsave(&consistent_lock, flags); c = metag_vm_region_find(&consistent_head, (unsigned long)cpu_addr); -- 1.9.1