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=-8.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 B3342C433E1 for ; Mon, 24 Aug 2020 10:44:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8A6222074D for ; Mon, 24 Aug 2020 10:44:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598265865; bh=3l8WzknNXfhzUyAA+S1LsiqNXpJF9mm+PW6eO9kKss4=; h=From:To:Cc:Subject:Date:List-ID:From; b=a29vQAGBOlg0BLnHPnLkrbTLE0vkPsbddmfGO4tLK0PkcSKHizIxGpg/5unHrKWLZ R7TXAERHUv/2V9Of3fSS/9FRODAtd98qo6+ksI+RcRbKwjpBU2MjNQrjmnH1rLttVR rFXbxMdcdrNhnDFF0V+2N/gjJ0U3Qor7zENe8nYA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727013AbgHXKoW (ORCPT ); Mon, 24 Aug 2020 06:44:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:34884 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725976AbgHXKoV (ORCPT ); Mon, 24 Aug 2020 06:44:21 -0400 Received: from localhost (unknown [213.57.247.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0E57E206B5; Mon, 24 Aug 2020 10:44:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598265860; bh=3l8WzknNXfhzUyAA+S1LsiqNXpJF9mm+PW6eO9kKss4=; h=From:To:Cc:Subject:Date:From; b=BccWYz/+Yq/4XQTFnF4MLZBs3ob2vp1ZTPTkswtvBk2Ha1Y3H8sRq2aJcrVfOb7cB Pyac9Ut6Cr/975o9zG/KXj+AyDryZzBoCekShMW3lE3gKWCoq4qEQr9wQc3slh3jFz P8KDmJmzNfYbycaGcR7IXy/hY1d9OJyGOxWdnHH8= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , Gal Pressman , Leon Romanovsky , linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, Maor Gottlieb , Mark Zhang Subject: [PATCH rdma-next 00/14] Track memory allocation with restrack DB help Date: Mon, 24 Aug 2020 13:44:01 +0300 Message-Id: <20200824104415.1090901-1-leon@kernel.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Leon Romanovsky The resource tracker has built-in kref counter to synchronize object release. It makes restrack perfect choice to be responsible for the memory lifetime of any object in which restrack entry is embedded. In order to make it, the restrack was changed to be mandatory and all callers of rdma_restrack_add() started to rely on result returned from that call. Being mandatory means that all objects specific to restrack type must be tracked. Before this series, the restrack and rdmatool were aid tools in debug session of user space applications, this caused to some of the functionality to be left behind, like support XRC QPs, device memory MRs and QP0/QP1 in multi-port devices. This series fixes all mentioned above without extending rdmatool at all. Thanks Leon Romanovsky (13): RDMA/cma: Delete from restrack DB after successful destroy RDMA/mlx5: Don't call to restrack recursively RDMA/restrack: Count references to the verbs objects RDMA/restrack: Simplify restrack tracking in kernel flows RDMA/restrack: Improve readability in task name management RDMA/cma: Be strict with attaching to CMA device RDMA/core: Allow drivers to disable restrack DB RDMA/counter: Combine allocation and bind logic RDMA/restrack: Store all special QPs in restrack DB RDMA/restrack: Make restrack DB mandatory for IB objects RDMA/restrack: Support all QP types RDMA/core: Track device memory MRs RDMA/restrack: Drop valid restrack field as source of ambiguity Maor Gottlieb (1): RDMA/verbs: Assign port number of special QPs drivers/infiniband/core/cma.c | 224 +++++++++++------- drivers/infiniband/core/core_priv.h | 40 ++-- drivers/infiniband/core/counters.c | 178 +++++++------- drivers/infiniband/core/cq.c | 24 +- drivers/infiniband/core/rdma_core.c | 3 +- drivers/infiniband/core/restrack.c | 208 ++++++++-------- drivers/infiniband/core/restrack.h | 10 +- drivers/infiniband/core/uverbs_cmd.c | 50 +++- drivers/infiniband/core/uverbs_std_types_cq.c | 12 +- drivers/infiniband/core/uverbs_std_types_mr.c | 10 + drivers/infiniband/core/uverbs_std_types_qp.c | 4 +- drivers/infiniband/core/verbs.c | 94 ++++++-- drivers/infiniband/hw/mlx5/gsi.c | 16 +- drivers/infiniband/hw/mlx5/qp.c | 2 +- include/rdma/ib_verbs.h | 10 +- include/rdma/restrack.h | 46 ++-- 16 files changed, 541 insertions(+), 390 deletions(-) -- 2.26.2