Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp2634871ybi; Sun, 26 May 2019 05:01:09 -0700 (PDT) X-Google-Smtp-Source: APXvYqwFENF7mqEuXcmBJgipswLeKhMeuO1YwCHW7GgDeC/8SqDX6evmWgf2uoVHI0rRHAJvIWo8 X-Received: by 2002:a62:1844:: with SMTP id 65mr116004152pfy.127.1558872069591; Sun, 26 May 2019 05:01:09 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1558872069; cv=none; d=google.com; s=arc-20160816; b=IXwRwXqCEtU9mwi5sRR8TWiwnXhmCrHiq6lnRuyznKzEQp0JywdCsAq2s7tOV5u0cI ptyat38iLQRernKuK2yrbezngR8XfdX6dkTJ5EAZWuHErjvCjJiFPDIq79pJ/T4zR3We PJTXUlH2snvLRR3KeMg1IHVa2642047S0Siy0Ghmbxdgfc4aKmzXdManfKCA+EnD8bJv 7mmR1lqEPQLzY1Zbn9aPiZfQ9NX6i5yUaV8miNwDWCmGQI7DoKMHzSUN5NAjuuwCYDrQ Mu9zsqsW8KYkRVlspvop9P7iBMUmUT6nKVydCo/RlCfLvBKdiyDSo2/+VRZdaKwChHVH JNKg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:to:message-id:date:from; bh=GZoW2Q18UKtuGi/JIv0Mt5jIeOfksBtYUNLIEShw7EE=; b=eNkSmPr4fmIkh9NQ221NGSFphKPLHQ7gt+UcfVVa1VCftMNlQ0hoxjS6kmEweU+LtX mCMHb06ErjTFDD8im9+QmDIIKKZuGOHL6lETaVkAA6Ma/xvoEKUzUigXdoj+VGZwgRX8 wMhe1Y/G/jC59IsXJbRsqdsSgFsSOyogk1Mvb/88Z+5OHH/vAOosltJI2MutKh8PC9a7 JK4xbZ8vRHOhzm2QUqC3v0q1pgzqLYG/h+F58y4jr4wPLJlnEsUMCwbnvH43Va/ZGBa+ C8b6cCshn/Skvko2OCvAeHFDnxzQEkA0fxueIAP8ZLCmEei38p7cPuJgspp24T1C7qgv /lrw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q13si14097800pgq.496.2019.05.26.05.00.53; Sun, 26 May 2019 05:01:09 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727741AbfEZL7o (ORCPT + 99 others); Sun, 26 May 2019 07:59:44 -0400 Received: from www17.your-server.de ([213.133.104.17]:49672 "EHLO www17.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727638AbfEZL7o (ORCPT ); Sun, 26 May 2019 07:59:44 -0400 X-Greylist: delayed 936 seconds by postgrey-1.27 at vger.kernel.org; Sun, 26 May 2019 07:59:43 EDT Received: from [88.198.220.130] (helo=sslproxy01.your-server.de) by www17.your-server.de with esmtpsa (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89_1) (envelope-from ) id 1hUrZO-0001z0-4z; Sun, 26 May 2019 13:44:06 +0200 Received: from [2a02:908:4c22:ec00:915f:2518:d2f6:b586] (helo=maria.localdomain) by sslproxy01.your-server.de with esmtpsa (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1hUrZM-0007qA-Q8; Sun, 26 May 2019 13:44:05 +0200 Received: by maria.localdomain (sSMTP sendmail emulation); Sun, 26 May 2019 13:44:04 +0200 From: "Thomas Meyer" Date: Sun, 26 May 2019 13:44:04 +0200 Message-Id: X-Authenticated-Sender: thomas@m3y3r.de X-Virus-Scanned: Clear (ClamAV 0.100.3/25461/Sun May 26 09:57:08 2019) To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From thomas@m3y3r.de Sun May 26 00:13:26 2019 Subject: [PATCH] vfio-pci/nvlink2: Use vma_pages function instead of explicit computation To: alex.williamson@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patch: Cocci X-Mailer: DiffSplit Message-ID: <1558822461341-1674464153-1-diffsplit-thomas@m3y3r.de> References: <1558822461331-726613767-0-diffsplit-thomas@m3y3r.de> In-Reply-To: <1558822461331-726613767-0-diffsplit-thomas@m3y3r.de> X-Serial-No: 1 Use vma_pages function on vma object instead of explicit computation. Signed-off-by: Thomas Meyer --- diff -u -p a/drivers/vfio/pci/vfio_pci_nvlink2.c b/drivers/vfio/pci/vfio_pci_nvlink2.c --- a/drivers/vfio/pci/vfio_pci_nvlink2.c +++ b/drivers/vfio/pci/vfio_pci_nvlink2.c @@ -161,7 +161,7 @@ static int vfio_pci_nvgpu_mmap(struct vf atomic_inc(&data->mm->mm_count); ret = (int) mm_iommu_newdev(data->mm, data->useraddr, - (vma->vm_end - vma->vm_start) >> PAGE_SHIFT, + vma_pages(vma), data->gpu_hpa, &data->mem); trace_vfio_pci_nvgpu_mmap(vdev->pdev, data->gpu_hpa, data->useraddr,