From patchwork Wed Aug 7 01:33:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: john.hubbard@gmail.com X-Patchwork-Id: 11079891 Return-Path: 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 AC0A91399 for ; Wed, 7 Aug 2019 01:34:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9DBCF26E73 for ; Wed, 7 Aug 2019 01:34:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 90C9A28893; Wed, 7 Aug 2019 01:34:56 +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=-3.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=unavailable version=3.3.1 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1DBE926E73 for ; Wed, 7 Aug 2019 01:34:56 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 177F26B027D; Tue, 6 Aug 2019 21:34:33 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 1043D6B027E; Tue, 6 Aug 2019 21:34:33 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id EE8776B027F; Tue, 6 Aug 2019 21:34:32 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from mail-pg1-f200.google.com (mail-pg1-f200.google.com [209.85.215.200]) by kanga.kvack.org (Postfix) with ESMTP id A2CEF6B027D for ; Tue, 6 Aug 2019 21:34:32 -0400 (EDT) Received: by mail-pg1-f200.google.com with SMTP id k20so56031642pgg.15 for ; Tue, 06 Aug 2019 18:34:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:dkim-signature:from:to:cc:subject:date :message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=GAYBkmVoEF3i3+udFKn42Z4HyLG0jAAiACtL32v96bk=; b=LuvQYwZWYPgp1cz98pTX8fdh7Dahsn7yu7WlaOBQ/cLnAQj6Rag3h7Hp+RJYButdmb qZCvVb97W53z4LPopLSws31kU0ij97+3dODzfw+V20Q9HTmFhf9nvBSjCs4Pt+n/Qig0 zAfWQ99fjnua75oiIzcrDtJvPXFHuS/rbYHU+N3QwS+J86/lpnpGA+yM9UZNNMOv5aLi 51SFWGvE6bAgcRTDPOo3P6IG5LQEySl+qjJUGcBqOkGAz8a4ZD1iJR6YRhdrZ8fPNbHC lhBWEj6yOA68vACV2eAAjW12+4g/eTaRA5xQbybPLBT9M9nEpwXH6ZK1cmafNL/zKugx EFpQ== X-Gm-Message-State: APjAAAWIdgAQ2Knru2gzSffegiadYMYunPWrdRybxQhyTqGX5ZvtMDYZ gejQK39CQK+966C7RgJzfy5EBbMGNTCcmpqGYxlMbvzsCsH/fFVH9QigqqXSVRBdTdTzm+T7CW4 967/oEKYA1pdYWGZ5Qb4R5y3LV035XHNbjmIkpz/LtNxVnMED0bBdR4Daug3QSPstbA== X-Received: by 2002:a17:90a:30aa:: with SMTP id h39mr6040808pjb.32.1565141672331; Tue, 06 Aug 2019 18:34:32 -0700 (PDT) X-Received: by 2002:a17:90a:30aa:: with SMTP id h39mr6040776pjb.32.1565141671697; Tue, 06 Aug 2019 18:34:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1565141671; cv=none; d=google.com; s=arc-20160816; b=K1sd/KUDK75sLIr5YCw1eGrIsZC85L7jNI75JFk34XKkJDKoKHFbnEk1vrcjsVI4Ft 0Dg02FDvN7/4SrplyuRwTTEycxOLXBunEXKS5mI9qslDVePsCQ171kC0eALpnZCizG/k eSa7RVEmeimkrD7kscXyiG3QiAwy8Y5KN9Bx2QTjEJHNuSZxxt0YiPcrnZBY1C0uR9N8 pXLlmHCpB7RrGNWJGDG0c4nPbN3NA7L18UjobSMEOYEiqt1zgt53AMVpLimkkzNw+Qam bkhb7Z0fwtWDv3lr9cJAWxlCf6O0XDJgu9ZE63fPLRRmjRBJhEnZfQ0yES4oDKtS07G7 0f9w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature; bh=GAYBkmVoEF3i3+udFKn42Z4HyLG0jAAiACtL32v96bk=; b=yu+AWxvKZt8lWCg1J9AGAca3IKjNdNzRcQxI3LkGxXdM5Pfw9guc5j+2+OW+cMzyHd gufyE/dCz/Co0Kgc5OHmvPsYFXWyS/aRZWewQDzvCxFS5oB/nGjMQ0gRgYX24VN/RZK0 b0dSjzrvKHV5n4PcqWeKNMKXjuOfGPcKwkXgJlwiueuBIS+mXFDKRW7RETs9SHbZcsHY x3cmxRquL7B+pjfUk4eeey2mJM2aC3BlsGA7gLnWJTw2Ah1Mg7Nk9GXbCqaFB5VoIsnn FmqwFysdZFbAsepRV+D2f3+OulJvcA5/KS8cfv6uo8+uq/os1+t3N5vrMK+ypHm/obIo qBTQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=SyrfptYH; spf=pass (google.com: domain of john.hubbard@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=john.hubbard@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id s138sor44563355pfc.44.2019.08.06.18.34.31 for (Google Transport Security); Tue, 06 Aug 2019 18:34:31 -0700 (PDT) Received-SPF: pass (google.com: domain of john.hubbard@gmail.com designates 209.85.220.65 as permitted sender) client-ip=209.85.220.65; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=SyrfptYH; spf=pass (google.com: domain of john.hubbard@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=john.hubbard@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com 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=GAYBkmVoEF3i3+udFKn42Z4HyLG0jAAiACtL32v96bk=; b=SyrfptYHZmeMKLLq8uTuDSlh448/TZCFpG6Zn4FeLZy9cTZZGFbCJ1UNBJPoCIn+aW ygsAzBiAVH0kcipZ4ihTHldNmhfD0znPMjSBKoUKvh0NP49BRvqIlmsIg6DT8KHAwPBe 4kKUVEJdNXvGigLmpKs15CkjDKUzxh1vmFZZWbslFSuyKlpacG3oD1RXF7xFsxcwBIbL 0fmLLMJWYpY6/OBVXor4D0pE1ZvktHc8OSEdcNEszsvYRmiqmzBZ8eGFZOKusFOHPIrj /e89tRQCCSxcnEZ4JUtQARmnCroQo1zfhGtcxjcGVNa5FV+aQSWzJVN76YDHje0qrdo9 NXRg== X-Google-Smtp-Source: APXvYqwmirpRx7sRgblxTdJDdZc3lNLPB7sz+os8JHE4peLsZYES+zILuE4KL76TUaGsLoa8NjKqJA== X-Received: by 2002:a62:ae02:: with SMTP id q2mr6578356pff.1.1565141671450; Tue, 06 Aug 2019 18:34:31 -0700 (PDT) Received: from blueforge.nvidia.com (searspoint.nvidia.com. [216.228.112.21]) by smtp.gmail.com with ESMTPSA id u69sm111740800pgu.77.2019.08.06.18.34.29 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 06 Aug 2019 18:34:30 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton Cc: Christoph Hellwig , Dan Williams , Dave Chinner , Dave Hansen , Ira Weiny , Jan Kara , Jason Gunthorpe , =?utf-8?b?SsOpcsO0?= =?utf-8?b?bWUgR2xpc3Nl?= , LKML , 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 , "Aneesh Kumar K . V" , Huang Ying , Matthew Wilcox , Michal Hocko , Peter Zijlstra , Rik van Riel , Souptick Joarder , Will Deacon Subject: [PATCH v3 29/41] mm/memory.c: convert put_page() to put_user_page*() Date: Tue, 6 Aug 2019 18:33:28 -0700 Message-Id: <20190807013340.9706-30-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190807013340.9706-1-jhubbard@nvidia.com> References: <20190807013340.9706-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: X-Virus-Scanned: ClamAV using ClamSMTP From: John Hubbard For pages that were retained via get_user_pages*(), release those pages via the new put_user_page*() routines, instead of via put_page() or release_pages(). This is part a tree-wide conversion, as described in commit fc1d8e7cca2d ("mm: introduce put_user_page*(), placeholder versions"). Cc: Aneesh Kumar K.V Cc: Huang Ying Cc: Jérôme Glisse Cc: Matthew Wilcox Cc: Michal Hocko Cc: Peter Zijlstra Cc: Rik van Riel Cc: Souptick Joarder Cc: Will Deacon Signed-off-by: John Hubbard --- mm/memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memory.c b/mm/memory.c index e2bb51b6242e..8870968496ea 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4337,7 +4337,7 @@ int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, buf, maddr + offset, bytes); } kunmap(page); - put_page(page); + put_user_page(page); } len -= bytes; buf += bytes;