Message ID | 20190802022005.5117-14-jhubbard@nvidia.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <intel-gfx-bounces@lists.freedesktop.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A476614F7 for <patchwork-intel-gfx@patchwork.kernel.org>; Fri, 9 Aug 2019 09:17:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 94B0128C1E for <patchwork-intel-gfx@patchwork.kernel.org>; Fri, 9 Aug 2019 09:17:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 864DE28C40; Fri, 9 Aug 2019 09:17:31 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 34F4A28C1E for <patchwork-intel-gfx@patchwork.kernel.org>; Fri, 9 Aug 2019 09:17:31 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9D40F6ED83; Fri, 9 Aug 2019 09:16:15 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mail-pf1-x444.google.com (mail-pf1-x444.google.com [IPv6:2607:f8b0:4864:20::444]) by gabe.freedesktop.org (Postfix) with ESMTPS id CBECF6E860; Fri, 2 Aug 2019 02:20:32 +0000 (UTC) Received: by mail-pf1-x444.google.com with SMTP id 19so35148275pfa.4; Thu, 01 Aug 2019 19:20:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=60C6UutqWDg70MnmR2wOYRHcozVv05mGJual4EWfkd0=; b=CPf4HfpmJBfMgYBa6byDlPLPrY+DQ6TjBDi7defx5kRFEMraoJMjO+R/yZIdjkt1QK ohFL7LqExTcwrUkWXy8KbRmqgKiNTu+24cbFbhXH1MZ3CEbD7LDISAMzSE3iHserQSdA TDjEBO6AlD/fhzZ8K17U6t6k+e1isOF95XZa9nWetg5iz73mDGrgx3vdZGiMHVRWTuq9 tf2nSY1ZMCl3/cV3TtagKSy8j0EZD3qvsEsCvh0cp1CQ+3rpgGGF0uzBuUqtGSqfXYrw mc/mRPOT7JYJzdzHWno6O7oB1BXY+Mt3eq+4XUG0CcyDC//4+gVcUinRq5NtFuD1+guY y5Mg== X-Gm-Message-State: APjAAAURd/AHY8KIbaPixvCH3dmILsi2GKwujZz6dxiZnV+KyGcCdxTL TUQW2Vb33+tH/bq9rEVPkjU= X-Google-Smtp-Source: APXvYqxJWuQ3PRZS25/rGW/r93tu8qJViELHafWX8OhR+SZHdvKx4eGJZdpIEmnFGk4IpVB5b1wjUA== X-Received: by 2002:a62:d45d:: with SMTP id u29mr56669248pfl.135.1564712432510; Thu, 01 Aug 2019 19:20:32 -0700 (PDT) Received: from blueforge.nvidia.com (searspoint.nvidia.com. [216.228.112.21]) by smtp.gmail.com with ESMTPSA id u9sm38179744pgc.5.2019.08.01.19.20.30 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 01 Aug 2019 19:20:32 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton <akpm@linux-foundation.org> Date: Thu, 1 Aug 2019 19:19:44 -0700 Message-Id: <20190802022005.5117-14-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190802022005.5117-1-jhubbard@nvidia.com> References: <20190802022005.5117-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public X-Mailman-Approved-At: Fri, 09 Aug 2019 09:15:44 +0000 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=60C6UutqWDg70MnmR2wOYRHcozVv05mGJual4EWfkd0=; b=OcjBgeGu8UZCjg/O5HE3tZTmbKV/JxG356gcwN7XI4m7laLxmDfYwr2J+xgouxj3fQ Co0dhwd0qY47xArJmyB+EhpJv8h8AiGjGK24lKEHkHPsH9RjihM7pMRvNW+41GJgCLyu 4QfSp0AC2zblPx9c01ipPR4kYld7HwcvdeZgybQdYrqzUfXd232AEHGN5xFwKTyZmR0/ 4nQ8d9yxpivs4/vMxrtO/9Xc8hiQJpvET/VRicWc2zu2qdEUBl4z9cTSyxwtCJdabvcM Ei+d8hsTWnZC71PLDlgF5ytQlKruZFkMxa42zlyyGk4z93JPolm9Mu5LN9FxicLHKdhc nCzA== Subject: [Intel-gfx] [PATCH 13/34] rapidio: convert put_page() to put_user_page*() X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development <intel-gfx.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>, <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/intel-gfx> List-Post: <mailto:intel-gfx@lists.freedesktop.org> List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/intel-gfx>, <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe> Cc: linux-fbdev@vger.kernel.org, Jan Kara <jack@suse.cz>, kvm@vger.kernel.org, Dave Hansen <dave.hansen@linux.intel.com>, Dave Chinner <david@fromorbit.com>, dri-devel@lists.freedesktop.org, linux-mm@kvack.org, sparclinux@vger.kernel.org, Ira Weiny <ira.weiny@intel.com>, ceph-devel@vger.kernel.org, devel@driverdev.osuosl.org, rds-devel@oss.oracle.com, linux-rdma@vger.kernel.org, x86@kernel.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig <hch@infradead.org>, Jason Gunthorpe <jgg@ziepe.ca>, xen-devel@lists.xenproject.org, Matt Porter <mporter@kernel.crashing.org>, devel@lists.orangefs.org, linux-media@vger.kernel.org, Kees Cook <keescook@chromium.org>, John Hubbard <jhubbard@nvidia.com>, intel-gfx@lists.freedesktop.org, linux-block@vger.kernel.org, =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= <jglisse@redhat.com>, Christophe JAILLET <christophe.jaillet@wanadoo.fr>, linux-rpi-kernel@lists.infradead.org, Dan Williams <dan.j.williams@intel.com>, linux-arm-kernel@lists.infradead.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>, linux-xfs@vger.kernel.org, Alexandre Bounine <alex.bou9@gmail.com>, linux-crypto@vger.kernel.org, Ioan Nicu <ioan.nicu.ext@nokia.com>, linux-fsdevel@vger.kernel.org, Logan Gunthorpe <logang@deltatee.com>, Al Viro <viro@zeniv.linux.org.uk> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org> X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
put_user_pages(): miscellaneous call sites
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diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c index 8155f59ece38..0e8ea0e5a89e 100644 --- a/drivers/rapidio/devices/rio_mport_cdev.c +++ b/drivers/rapidio/devices/rio_mport_cdev.c @@ -572,14 +572,12 @@ static void dma_req_free(struct kref *ref) struct mport_dma_req *req = container_of(ref, struct mport_dma_req, refcount); struct mport_cdev_priv *priv = req->priv; - unsigned int i; dma_unmap_sg(req->dmach->device->dev, req->sgt.sgl, req->sgt.nents, req->dir); sg_free_table(&req->sgt); if (req->page_list) { - for (i = 0; i < req->nr_pages; i++) - put_page(req->page_list[i]); + put_user_pages(req->page_list, req->nr_pages); kfree(req->page_list); } @@ -815,7 +813,7 @@ rio_dma_transfer(struct file *filp, u32 transfer_mode, struct mport_dma_req *req; struct mport_dev *md = priv->md; struct dma_chan *chan; - int i, ret; + int ret; int nents; if (xfer->length == 0) @@ -946,8 +944,7 @@ rio_dma_transfer(struct file *filp, u32 transfer_mode, err_pg: if (!req->page_list) { - for (i = 0; i < nr_pages; i++) - put_page(page_list[i]); + put_user_pages(page_list, nr_pages); kfree(page_list); } err_req: