From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BE761C433DF for ; Wed, 27 May 2020 22:32:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D50220899 for ; Wed, 27 May 2020 22:32:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="cwrLkk4z" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725850AbgE0Wcr (ORCPT ); Wed, 27 May 2020 18:32:47 -0400 Received: from hqnvemgate24.nvidia.com ([216.228.121.143]:19485 "EHLO hqnvemgate24.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725385AbgE0Wcq (ORCPT ); Wed, 27 May 2020 18:32:46 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate24.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Wed, 27 May 2020 15:31:16 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Wed, 27 May 2020 15:32:46 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Wed, 27 May 2020 15:32:46 -0700 Received: from HQMAIL111.nvidia.com (172.20.187.18) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Wed, 27 May 2020 22:32:46 +0000 Received: from rnnvemgw01.nvidia.com (10.128.109.123) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Wed, 27 May 2020 22:32:45 +0000 Received: from sandstorm.nvidia.com (Not Verified[10.2.87.74]) by rnnvemgw01.nvidia.com with Trustwave SEG (v7,5,8,10121) id ; Wed, 27 May 2020 15:32:45 -0700 From: John Hubbard To: Andrew Morton CC: LKML , , John Hubbard Subject: [PATCH 0/2] mm/gup: introduce pin_user_pages_locked(), use it in frame_vector.c Date: Wed, 27 May 2020 15:32:41 -0700 Message-ID: <20200527223243.884385-1-jhubbard@nvidia.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 X-NVConfidentiality: public Content-Transfer-Encoding: quoted-printable Content-Type: text/plain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1590618676; bh=3HVQJ69JpREzS+emj65oCEPFlHEr7iCFwnPdzvYkzb4=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: MIME-Version:X-NVConfidentiality:Content-Transfer-Encoding: Content-Type; b=cwrLkk4zDYCn1Y2kahQFb/QXzCbjO/4SwmkT300jDsKrjoc4Y3f59ST/jJawachim VqGbwfn8mMCDtEucu/VghkEzX0r/v1fif6l+bXkWhQUSUOGM204Z4qCXcs4IsqMuet mmL1JNoQrUWdD5dcwUP0O40X7nzyoUszDFWEy/wNbpIwEQCIAFZjEVSU+PrLiYPLsj ZhlACmsC6x/D5krHvTYJZ3MraK6IMtymnSGR4Jmmv8N8xyZiXFLgalWFA8yWIuP+yl QYA8Byl02HYvK3kwexZPIxL9UdFPHnD9wEy0PBmwVR9IgQavoPzLi6kjpUrg5y9Tpx qiHNB/LsI/fOA== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, This applies on top of the pin_user_pages_unlocked() patch that I sent earlier [1]. This adds yet one more pin_user_pages*() variant, and uses that to convert mm/frame_vector.c. With this, along with maybe 20 or 30 other recent patches in various trees, we are close to having the relevant gup call sites converted--with the notable exception of the bio/block layer. [1] https://lore.kernel.org/r/20200518012157.1178336-2-jhubbard@nvidia.com John Hubbard (2): mm/gup: introduce pin_user_pages_locked() mm/gup: frame_vector: convert get_user_pages() --> pin_user_pages() include/linux/mm.h | 2 ++ mm/frame_vector.c | 7 +++---- mm/gup.c | 30 ++++++++++++++++++++++++++++++ 3 files changed, 35 insertions(+), 4 deletions(-) base-commit: 9cb1fd0efd195590b828b9b865421ad345a4a145 --=20 2.26.2