Message ID | 20191216222537.491123-15-jhubbard@nvidia.com (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show
Return-Path: <SRS0=2bwt=2G=vger.kernel.org=linux-rdma-owner@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4C60A138D for <patchwork-linux-rdma@patchwork.kernel.org>; Mon, 16 Dec 2019 22:29:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2A07822464 for <patchwork-linux-rdma@patchwork.kernel.org>; Mon, 16 Dec 2019 22:29:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="rHJk1+/r" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728416AbfLPW3G (ORCPT <rfc822;patchwork-linux-rdma@patchwork.kernel.org>); Mon, 16 Dec 2019 17:29:06 -0500 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]:2320 "EHLO hqnvemgate25.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727897AbfLPWZt (ORCPT <rfc822;linux-rdma@vger.kernel.org>); Mon, 16 Dec 2019 17:25:49 -0500 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id <B5df8045c0000>; Mon, 16 Dec 2019 14:25:32 -0800 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Mon, 16 Dec 2019 14:25:41 -0800 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Mon, 16 Dec 2019 14:25:41 -0800 Received: from HQMAIL105.nvidia.com (172.20.187.12) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 16 Dec 2019 22:25:40 +0000 Received: from hqnvemgw03.nvidia.com (10.124.88.68) by HQMAIL105.nvidia.com (172.20.187.12) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Mon, 16 Dec 2019 22:25:40 +0000 Received: from blueforge.nvidia.com (Not Verified[10.110.48.28]) by hqnvemgw03.nvidia.com with Trustwave SEG (v7,5,8,10121) id <B5df804640006>; Mon, 16 Dec 2019 14:25:40 -0800 From: John Hubbard <jhubbard@nvidia.com> To: Andrew Morton <akpm@linux-foundation.org> CC: Al Viro <viro@zeniv.linux.org.uk>, Alex Williamson <alex.williamson@redhat.com>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, =?utf-8?b?QmrDtnJuIFQ=?= =?utf-8?b?w7ZwZWw=?= <bjorn.topel@intel.com>, Christoph Hellwig <hch@infradead.org>, Dan Williams <dan.j.williams@intel.com>, Daniel Vetter <daniel@ffwll.ch>, Dave Chinner <david@fromorbit.com>, David Airlie <airlied@linux.ie>, "David S . Miller" <davem@davemloft.net>, Ira Weiny <ira.weiny@intel.com>, Jan Kara <jack@suse.cz>, Jason Gunthorpe <jgg@ziepe.ca>, Jens Axboe <axboe@kernel.dk>, Jonathan Corbet <corbet@lwn.net>, =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= <jglisse@redhat.com>, Magnus Karlsson <magnus.karlsson@intel.com>, Mauro Carvalho Chehab <mchehab@kernel.org>, Michael Ellerman <mpe@ellerman.id.au>, Michal Hocko <mhocko@suse.com>, Mike Kravetz <mike.kravetz@oracle.com>, Paul Mackerras <paulus@samba.org>, Shuah Khan <shuah@kernel.org>, Vlastimil Babka <vbabka@suse.cz>, <bpf@vger.kernel.org>, <dri-devel@lists.freedesktop.org>, <kvm@vger.kernel.org>, <linux-block@vger.kernel.org>, <linux-doc@vger.kernel.org>, <linux-fsdevel@vger.kernel.org>, <linux-kselftest@vger.kernel.org>, <linux-media@vger.kernel.org>, <linux-rdma@vger.kernel.org>, <linuxppc-dev@lists.ozlabs.org>, <netdev@vger.kernel.org>, <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>, John Hubbard <jhubbard@nvidia.com>, Daniel Vetter <daniel.vetter@ffwll.ch> Subject: [PATCH v11 14/25] drm/via: set FOLL_PIN via pin_user_pages_fast() Date: Mon, 16 Dec 2019 14:25:26 -0800 Message-ID: <20191216222537.491123-15-jhubbard@nvidia.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191216222537.491123-1-jhubbard@nvidia.com> References: <20191216222537.491123-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1576535132; bh=M8m3areLiJXzsWGTzwt0Tom+AGNkSKa8vXpcaZXAT+Q=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:X-NVConfidentiality: Content-Type:Content-Transfer-Encoding; b=rHJk1+/rnwAEw4b/2cElNi83SYaGwhdnTefMNJxx+xsIuj771ZkiGRVCqXFJ4H1m9 XwLbLGS8MGZ7dtZbji91PQRs1EvdYM2f75FuZVD9O1864ryE8M61H8jM7twJlQKAbI fMf+vyzjVc8dHbeV7xYdfHNU3Xvnx40zXLLYvFrL4VpaBYxH5I70859KMm5QsmqpQE xKAplsahYbLQTTlOZvxKi0btahDwRAQr8+XXG3qNGhCFf7ReV6sVqjRsk+ONZfoD4X G2D2nxL8/Igx7Taqvw1QD0Zk5ZftGbhDFxZnZj4D0SkiJCzT9nP13jezxWL+PwGV8f AOuqhwtJZUwWg== Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: <linux-rdma.vger.kernel.org> X-Mailing-List: linux-rdma@vger.kernel.org |
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mm/gup: track dma-pinned pages: FOLL_PIN
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diff --git a/drivers/gpu/drm/via/via_dmablit.c b/drivers/gpu/drm/via/via_dmablit.c index 3db000aacd26..37c5e572993a 100644 --- a/drivers/gpu/drm/via/via_dmablit.c +++ b/drivers/gpu/drm/via/via_dmablit.c @@ -239,7 +239,7 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer) vsg->pages = vzalloc(array_size(sizeof(struct page *), vsg->num_pages)); if (NULL == vsg->pages) return -ENOMEM; - ret = get_user_pages_fast((unsigned long)xfer->mem_addr, + ret = pin_user_pages_fast((unsigned long)xfer->mem_addr, vsg->num_pages, vsg->direction == DMA_FROM_DEVICE ? FOLL_WRITE : 0, vsg->pages);