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=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 87184C61DD8 for ; Mon, 16 Nov 2020 20:56:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3695722240 for ; Mon, 16 Nov 2020 20:56:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="rs6u9K3a" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731075AbgKPU4f (ORCPT ); Mon, 16 Nov 2020 15:56:35 -0500 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]:18411 "EHLO hqnvemgate25.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730488AbgKPU4f (ORCPT ); Mon, 16 Nov 2020 15:56:35 -0500 Received: from hqmail.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, AES256-SHA) id ; Mon, 16 Nov 2020 12:56:26 -0800 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Mon, 16 Nov 2020 20:56:35 +0000 Received: from NAM11-CO1-obe.outbound.protection.outlook.com (104.47.56.169) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Mon, 16 Nov 2020 20:56:34 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=aq7NMtKu/GOqqQ4ylwi4ucyD4bmL4Q6+OqM9hxrN+7aKmpf1gNMyxYNQOQMjE3jKGIQvM56takaaByNy0MTZQ5yYJB3RR/eNh35He2gGC5gecb5V9FIdjSkFCefXD6tQg9OnUqCtHNYbEuUTPjmekd2G4l+Agjv8nqA1jGuTrDGfDMSnHaPaiD/yV/DfNI/raIhPZlJwz8nmFGPm1f2gkCOIGl8YrJMj/UQb868ddMHSwBwxBC674JhQwg+K8v0GBslwQpvLR4D2fxap9ayVeWNPMNYFQZ8AXvfrlwnUoAFpLpZx01CHJC+lVtnGU2f6Y7w6Bx5DZ8rDhsX0UyCuHA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=RqRIZRFRscV+eepsLfhQ3kKnBmV/YQC0pyrNZuCNF2I=; b=HtDy0vkG/WFr7ajWEP7GQ+0e3qWBkqzyL1xKN88kZRn2A2JefmTx7nriSKLTDA5HTeq8ecm8dqFrTOIY2ldU+ZiQ6iHHG9S/S9mFKbnLgwk4s3LUWYAiMseCY9juHMmsb4X3bVs6zbScNxVRqNVSUZ1mXOgPx7zVZgQ/EGpWgZ22vi5xaBsMzrB1OROfuAHoqRlAsxSleUSBtBwFpNgMHSn/voIuLCpevkbEBKeVXaoi2Go02PkkGMsT+w/8C4RIvXrPynpgl30RfdZXVpeSmbbVR9bKmjRQkCIignUf5nneS0v0T3fywDrUfFWh7wxEMD04R+OnvfYYbtVfJw+S0A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none Received: from DM6PR12MB3834.namprd12.prod.outlook.com (2603:10b6:5:14a::12) by DM6PR12MB3305.namprd12.prod.outlook.com (2603:10b6:5:189::29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3564.28; Mon, 16 Nov 2020 20:56:33 +0000 Received: from DM6PR12MB3834.namprd12.prod.outlook.com ([fe80::e40c:730c:156c:2ef9]) by DM6PR12MB3834.namprd12.prod.outlook.com ([fe80::e40c:730c:156c:2ef9%7]) with mapi id 15.20.3564.028; Mon, 16 Nov 2020 20:56:33 +0000 Date: Mon, 16 Nov 2020 16:56:31 -0400 From: Jason Gunthorpe To: Leon Romanovsky CC: Doug Ledford , Leon Romanovsky , "David S. Miller" , Eli Cohen , Haggai Abramonvsky , Jack Morgenstein , , , "majd@mellanox.com" , Matan Barak , Or Gerlitz , Roland Dreier , Sagi Grimberg , Yishai Hadas Subject: Re: [PATCH rdma-next v1 0/7] Use ib_umem_find_best_pgsz() for all umems Message-ID: <20201116205631.GA1626752@nvidia.com> References: <20201115114311.136250-1-leon@kernel.org> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20201115114311.136250-1-leon@kernel.org> X-ClientProxiedBy: MN2PR07CA0005.namprd07.prod.outlook.com (2603:10b6:208:1a0::15) To DM6PR12MB3834.namprd12.prod.outlook.com (2603:10b6:5:14a::12) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from mlx.ziepe.ca (156.34.48.30) by MN2PR07CA0005.namprd07.prod.outlook.com (2603:10b6:208:1a0::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3564.25 via Frontend Transport; Mon, 16 Nov 2020 20:56:33 +0000 Received: from jgg by mlx with local (Exim 4.94) (envelope-from ) id 1kelY7-006pDA-TE; Mon, 16 Nov 2020 16:56:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1605560186; bh=RqRIZRFRscV+eepsLfhQ3kKnBmV/YQC0pyrNZuCNF2I=; h=ARC-Seal:ARC-Message-Signature:ARC-Authentication-Results:Date: From:To:CC:Subject:Message-ID:References:Content-Type: Content-Disposition:In-Reply-To:X-ClientProxiedBy:MIME-Version: X-MS-Exchange-MessageSentRepresentingType; b=rs6u9K3a/Pw+GTCxFzuD2OL5sWiKUz3SYc/q+078Bm7CZTMmxjpk7dwIzOXsyybgQ 9NnhLYxuyOqcEVb+QjoaDFXG/0zzXHE6JXC2Iji+bCSG9T74IcYRX3qEzwZyxzZr16 6i4T4HQL1wUT+ODhr53Y7iJ7ut/WPQ9EzXM57zDLcZ4tt7yHehPbecIisruW9Irx4v d7KYaBrfcyn8TcgY7D0VyGGJr0B6mm3CUt10/32dNDrJrTnLpFUZeyk15G2pchs8bI HX/fllQxLua6YCs1jxNK3CBv11ZiRtIWv8flMGXTgcq49HuTBbg2TCn6QU1PIIT+dH NbPfdPIxtpAoA== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Nov 15, 2020 at 01:43:04PM +0200, Leon Romanovsky wrote: > From: Leon Romanovsky > > Changelog: > v1: > * Added patch for raw QP > * Fixed commit messages > v0: https://lore.kernel.org/lkml/20201026132635.1337663-1-leon@kernel.org > > ------------------------- > >From Jason: > > Move the remaining cases working with umems to use versions of > ib_umem_find_best_pgsz() tailored to the calculations the devices > requires. > > Unlike a MR there is no IOVA, instead a page offset from the starting page > is possible, with various restrictions. > > Compute the best page size to meet the page_offset restrictions. > > Thanks > > Jason Gunthorpe (7): > RDMA/mlx5: Use ib_umem_find_best_pgoff() for SRQ > RDMA/mlx5: Use mlx5_umem_find_best_quantized_pgoff() for WQ > RDMA/mlx5: Directly compute the PAS list for raw QP RQ's > RDMA/mlx5: Use mlx5_umem_find_best_quantized_pgoff() for QP > RDMA/mlx5: mlx5_umem_find_best_quantized_pgoff() for CQ > RDMA/mlx5: Use ib_umem_find_best_pgsz() for devx > RDMA/mlx5: Lower setting the umem's PAS for SRQ Applied to for-next Jason