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=-14.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 2A2E2C433DF for ; Mon, 24 Aug 2020 10:45:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 09E4420578 for ; Mon, 24 Aug 2020 10:45:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598265927; bh=JnCv2FERpjuo5sJg1OIigcbBBgi3oaQoWrEGWLvZjJo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=EiXlaEfl4Tli8n6xTjDbI4htGSRz85s+kfOBousHwaxPGGVl0eRgsJBCQIesPGwKy eQWLgkBuaM6xbqufkFCNlj9ucGyWLSs3rmPFRs4rZrysQO8DQAiBqdXHHrnJkt3of6 pwJzlKfwCgRWp1A1H8r4du/RrQE63ryFzuZi4hSQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727768AbgHXKpZ (ORCPT ); Mon, 24 Aug 2020 06:45:25 -0400 Received: from mail.kernel.org ([198.145.29.99]:36098 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727794AbgHXKpM (ORCPT ); Mon, 24 Aug 2020 06:45:12 -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 92D4D2074D; Mon, 24 Aug 2020 10:45:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598265911; bh=JnCv2FERpjuo5sJg1OIigcbBBgi3oaQoWrEGWLvZjJo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BmoATDwycjz5eX3GborguQKh2/PE9ABeTMcs896vl3FOxBRIk8ZnCmHikzsMWlubS 23AVJ6NDx2ZU//1ktQ+ZCFyAQg7A0JgOVKGu1ITPrPc4gH/D41KTBsXpdcYH7jemI9 9JdMcCBIY+kntXU5nXrNf6QD/lkCC2v/E5jyz9ag= From: Leon Romanovsky To: Doug Ledford , Jason Gunthorpe Cc: Leon Romanovsky , linux-rdma@vger.kernel.org, Mark Zhang Subject: [PATCH rdma-next 12/14] RDMA/restrack: Support all QP types Date: Mon, 24 Aug 2020 13:44:13 +0300 Message-Id: <20200824104415.1090901-13-leon@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200824104415.1090901-1-leon@kernel.org> References: <20200824104415.1090901-1-leon@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Leon Romanovsky The latest changes in restrack name handling allowed to simplify the QP creation code to support all types of QPs. For example XRC QP are presented with inbox rdmatool. [leonro@vm ~]$ ibv_xsrq_pingpong & [leonro@vm ~]$ rdma res show qp link ibp0s9/1 lqpn 0 type SMI state RTS sq-psn 0 comm [ib_core] link ibp0s9/1 lqpn 1 type GSI state RTS sq-psn 0 comm [ib_core] link ibp0s9/1 lqpn 7 type UD state RTS sq-psn 0 comm [mlx5_ib] link ibp0s9/1 lqpn 42 type XRC_TGT state INIT sq-psn 0 path-mig-state MIGRATED comm [ib_uverbs] link ibp0s9/1 lqpn 43 type XRC_INI state INIT sq-psn 0 path-mig-state MIGRATED pdn 197 pid 419 comm ibv_xsrq_pingpong Reviewed-by: Mark Zhang Signed-off-by: Leon Romanovsky --- drivers/infiniband/core/core_priv.h | 28 ++++++------------- drivers/infiniband/core/uverbs_cmd.c | 4 +-- drivers/infiniband/core/uverbs_std_types_qp.c | 4 +-- drivers/infiniband/core/verbs.c | 11 ++++---- include/rdma/ib_verbs.h | 10 +++++-- 5 files changed, 27 insertions(+), 30 deletions(-) diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h index 7f4bb09efab8..cb74a3504996 100644 --- a/drivers/infiniband/core/core_priv.h +++ b/drivers/infiniband/core/core_priv.h @@ -318,15 +318,12 @@ struct ib_device *ib_device_get_by_index(const struct net *net, u32 index); void nldev_init(void); void nldev_exit(void); -static inline struct ib_qp *_ib_create_qp(struct ib_device *dev, - struct ib_pd *pd, - struct ib_qp_init_attr *attr, - struct ib_udata *udata, - struct ib_uqp_object *uobj) +static inline struct ib_qp * +_ib_create_qp(struct ib_device *dev, struct ib_pd *pd, + struct ib_qp_init_attr *attr, struct ib_udata *udata, + struct ib_uqp_object *uobj, const char *caller) { - enum ib_qp_type qp_type = attr->qp_type; struct ib_qp *qp; - bool is_xrc; int ret; if (!dev->ops.create_qp) @@ -357,18 +354,11 @@ static inline struct ib_qp *_ib_create_qp(struct ib_device *dev, INIT_LIST_HEAD(&qp->sig_mrs); rdma_restrack_new(&qp->res, RDMA_RESTRACK_QP); - /* - * We don't track XRC QPs for now, because they don't have PD - * and more importantly they are created internaly by driver, - * see mlx5 create_dev_resources() as an example. - */ - is_xrc = qp_type == IB_QPT_XRC_INI || qp_type == IB_QPT_XRC_TGT; - if ((qp_type < IB_QPT_MAX && !is_xrc) || qp_type == IB_QPT_DRIVER) { - rdma_restrack_parent_name(&qp->res, &pd->res); - ret = rdma_restrack_add(&qp->res); - if (ret) - goto err; - } + WARN_ONCE(!udata && !caller, "Missing kernel QP owner"); + rdma_restrack_set_name(&qp->res, udata ? NULL : caller); + ret = rdma_restrack_add(&qp->res); + if (ret) + goto err; return qp; err: rdma_restrack_put(&qp->res); diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index d7c532154bbd..432e42b3c931 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1399,8 +1399,8 @@ static int create_qp(struct uverbs_attr_bundle *attrs, if (cmd->qp_type == IB_QPT_XRC_TGT) qp = ib_create_qp(pd, &attr); else - qp = _ib_create_qp(device, pd, &attr, &attrs->driver_udata, - obj); + qp = _ib_create_qp(device, pd, &attr, &attrs->driver_udata, obj, + NULL); if (IS_ERR(qp)) { ret = PTR_ERR(qp); diff --git a/drivers/infiniband/core/uverbs_std_types_qp.c b/drivers/infiniband/core/uverbs_std_types_qp.c index 3bf8dcdfe7eb..198c3cd6f8b9 100644 --- a/drivers/infiniband/core/uverbs_std_types_qp.c +++ b/drivers/infiniband/core/uverbs_std_types_qp.c @@ -251,8 +251,8 @@ static int UVERBS_HANDLER(UVERBS_METHOD_QP_CREATE)( if (attr.qp_type == IB_QPT_XRC_TGT) qp = ib_create_qp(pd, &attr); else - qp = _ib_create_qp(device, pd, &attr, &attrs->driver_udata, - obj); + qp = _ib_create_qp(device, pd, &attr, &attrs->driver_udata, obj, + NULL); if (IS_ERR(qp)) { ret = PTR_ERR(qp); diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 4b614e9bee9a..97542fc3f3c7 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -1195,7 +1195,7 @@ static struct ib_qp *create_xrc_qp_user(struct ib_qp *qp, } /** - * ib_create_qp - Creates a kernel QP associated with the specified protection + * ib_create_named_qp - Creates a kernel QP associated with the specified protection * domain. * @pd: The protection domain associated with the QP. * @qp_init_attr: A list of initial attributes required to create the @@ -1204,8 +1204,9 @@ static struct ib_qp *create_xrc_qp_user(struct ib_qp *qp, * * NOTE: for user qp use ib_create_qp_user with valid udata! */ -struct ib_qp *ib_create_qp(struct ib_pd *pd, - struct ib_qp_init_attr *qp_init_attr) +struct ib_qp *ib_create_named_qp(struct ib_pd *pd, + struct ib_qp_init_attr *qp_init_attr, + const char *caller) { struct ib_device *device = pd ? pd->device : qp_init_attr->xrcd->device; struct ib_qp *qp; @@ -1230,7 +1231,7 @@ struct ib_qp *ib_create_qp(struct ib_pd *pd, if (qp_init_attr->cap.max_rdma_ctxs) rdma_rw_init_qp(device, qp_init_attr); - qp = _ib_create_qp(device, pd, qp_init_attr, NULL, NULL); + qp = _ib_create_qp(device, pd, qp_init_attr, NULL, NULL, caller); if (IS_ERR(qp)) return qp; @@ -1299,7 +1300,7 @@ struct ib_qp *ib_create_qp(struct ib_pd *pd, return ERR_PTR(ret); } -EXPORT_SYMBOL(ib_create_qp); +EXPORT_SYMBOL(ib_create_named_qp); static const struct { int valid; diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 25c5180f5a79..8cd368305f05 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -3684,8 +3684,14 @@ static inline int ib_post_srq_recv(struct ib_srq *srq, bad_recv_wr ? : &dummy); } -struct ib_qp *ib_create_qp(struct ib_pd *pd, - struct ib_qp_init_attr *qp_init_attr); +struct ib_qp *ib_create_named_qp(struct ib_pd *pd, + struct ib_qp_init_attr *qp_init_attr, + const char *caller); +static inline struct ib_qp *ib_create_qp(struct ib_pd *pd, + struct ib_qp_init_attr *init_attr) +{ + return ib_create_named_qp(pd, init_attr, KBUILD_MODNAME); +} /** * ib_modify_qp_with_udata - Modifies the attributes for the specified QP. -- 2.26.2