Message ID | 20190804224915.28669-11-jhubbard@nvidia.com |
---|---|
State | Not Applicable |
Delegated to: | David Miller |
Headers | show
Return-Path: <sparclinux-owner@vger.kernel.org> X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=sparclinux-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="UAVd4mr7"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 461x7r0RsSz9sN1 for <patchwork-incoming@ozlabs.org>; Mon, 5 Aug 2019 08:55:36 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727655AbfHDWz3 (ORCPT <rfc822;patchwork-incoming@ozlabs.org>); Sun, 4 Aug 2019 18:55:29 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:38815 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727215AbfHDWtg (ORCPT <rfc822; sparclinux@vger.kernel.org>); Sun, 4 Aug 2019 18:49:36 -0400 Received: by mail-pg1-f196.google.com with SMTP id z14so1431660pga.5; Sun, 04 Aug 2019 15:49:35 -0700 (PDT) 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=wKnEf1dGeTf0vHOLp5WCTJvqak8NT8hcLNnzrVdQpMI=; b=UAVd4mr7vGvTBL1keSKDuwOUviwbBqcp6QKy80u93848ZN8eU6de8F8i32424yePdd zhJ1O4RduGczBUBLeccU6nytEoiOUUwRkUsjuEyue319dSQS2bud/HybqSeEP9UaizKY 00ht31Ehoc2cMo40WzQ9rGK2yX18fybqCo7t+dG1vWpDgDbdQz/Q1YLF3bcEr/VsNC/+ VEsECPXiobaIgfjOirKP1fhQQn2wJJKwgSQoEP5vN1KZqZSBZAcxorwveJr5kCfvgpyC h19lHwiz4dU7jiPcnb0kWz/BIQhyT1yRrfBg3wROHEiu6fO26e4X5u3gRUvcijrb3cqf EWfg== 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=wKnEf1dGeTf0vHOLp5WCTJvqak8NT8hcLNnzrVdQpMI=; b=jYPQF/6pC3kdwjY7bGeQTcWD8YIPLKthjV1FFm8jzwf+LRAs3tvcrIkiRk7153+51o eqgOXdNbKBobN8cNN6H4lkbfawnN94SspZ3SeEt51pxZqdGxI/IHysYMI516NfXeBieT zJnGLKfSWC/x2ih/ros579Fmrxr/roex9SD2YmrIzMtnhEPCZP2Pq6/28dWP1SZKZqjV masOXKlaxKvNST7tQZ2nFqcl6qzeH4zz+F2KU6hUEqUZWkVJZo4v6x0qsNUaU82JPPvL nos7nNLzmPZrdFz+HZJUcfcDEot815Glk51WDR6ejqv/cy9f4fGkkXBGlbNep8yk/DM4 2mYA== X-Gm-Message-State: APjAAAWpKI1PoYubhzY76mhmLOa1qUg8e+Qf1QFHWHmea5tDCSjk8hE/ gvgS4EkRbQnhA2nwtIgzRWo= X-Google-Smtp-Source: APXvYqzq3Lz+VjHUVJbOvV+K9KYqaCKO4VLPyE3SqnlHZP1nl3CDkSu6mPMA16qqbAvOmUhc3KYfTA== X-Received: by 2002:a17:90a:1c1:: with SMTP id 1mr15255619pjd.72.1564958975035; Sun, 04 Aug 2019 15:49:35 -0700 (PDT) Received: from blueforge.nvidia.com (searspoint.nvidia.com. [216.228.112.21]) by smtp.gmail.com with ESMTPSA id r6sm35946836pjb.22.2019.08.04.15.49.33 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Sun, 04 Aug 2019 15:49:34 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton <akpm@linux-foundation.org> Cc: Christoph Hellwig <hch@infradead.org>, Dan Williams <dan.j.williams@intel.com>, Dave Chinner <david@fromorbit.com>, Dave Hansen <dave.hansen@linux.intel.com>, Ira Weiny <ira.weiny@intel.com>, Jan Kara <jack@suse.cz>, Jason Gunthorpe <jgg@ziepe.ca>, =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= <jglisse@redhat.com>, LKML <linux-kernel@vger.kernel.org>, amd-gfx@lists.freedesktop.org, ceph-devel@vger.kernel.org, devel@driverdev.osuosl.org, devel@lists.orangefs.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-block@vger.kernel.org, linux-crypto@vger.kernel.org, linux-fbdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-media@vger.kernel.org, linux-mm@kvack.org, linux-nfs@vger.kernel.org, linux-rdma@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-xfs@vger.kernel.org, netdev@vger.kernel.org, rds-devel@oss.oracle.com, sparclinux@vger.kernel.org, x86@kernel.org, xen-devel@lists.xenproject.org, John Hubbard <jhubbard@nvidia.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Frank Haverkamp <haver@linux.vnet.ibm.com>, "Guilherme G . Piccoli" <gpiccoli@linux.vnet.ibm.com>, Arnd Bergmann <arnd@arndb.de> Subject: [PATCH v2 10/34] genwqe: convert put_page() to put_user_page*() Date: Sun, 4 Aug 2019 15:48:51 -0700 Message-Id: <20190804224915.28669-11-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190804224915.28669-1-jhubbard@nvidia.com> References: <20190804224915.28669-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public Content-Transfer-Encoding: 8bit Sender: sparclinux-owner@vger.kernel.org Precedence: bulk List-ID: <sparclinux.vger.kernel.org> X-Mailing-List: sparclinux@vger.kernel.org |
Series |
put_user_pages(): miscellaneous call sites
|
expand
|
diff --git a/drivers/misc/genwqe/card_utils.c b/drivers/misc/genwqe/card_utils.c index 2e1c4d2905e8..2a888f31d2c5 100644 --- a/drivers/misc/genwqe/card_utils.c +++ b/drivers/misc/genwqe/card_utils.c @@ -517,24 +517,13 @@ int genwqe_free_sync_sgl(struct genwqe_dev *cd, struct genwqe_sgl *sgl) /** * genwqe_free_user_pages() - Give pinned pages back * - * Documentation of get_user_pages is in mm/gup.c: - * - * If the page is written to, set_page_dirty (or set_page_dirty_lock, - * as appropriate) must be called after the page is finished with, and - * before put_page is called. + * The pages may have been written to, so we call put_user_pages_dirty_lock(), + * rather than put_user_pages(). */ static int genwqe_free_user_pages(struct page **page_list, unsigned int nr_pages, int dirty) { - unsigned int i; - - for (i = 0; i < nr_pages; i++) { - if (page_list[i] != NULL) { - if (dirty) - set_page_dirty_lock(page_list[i]); - put_page(page_list[i]); - } - } + put_user_pages_dirty_lock(page_list, nr_pages, dirty); return 0; }