From patchwork Mon Oct 12 07:32:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Wei Hu (Xavier)" X-Patchwork-Id: 80327 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C2707A04B6; Mon, 12 Oct 2020 09:33:08 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 9A08D1D581; Mon, 12 Oct 2020 09:33:07 +0200 (CEST) Received: from incedge.chinasoftinc.com (unknown [114.113.233.8]) by dpdk.org (Postfix) with ESMTP id 69BEF1C201 for ; Mon, 12 Oct 2020 09:33:03 +0200 (CEST) X-ASG-Debug-ID: 1602487980-149d114cae150b20001-TfluYd Received: from mail.chinasoftinc.com (inccas001.ito.icss [10.168.0.51]) by incedge.chinasoftinc.com with ESMTP id bxu9JUrOZMIy4O68 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 12 Oct 2020 15:33:00 +0800 (CST) X-Barracuda-Envelope-From: huwei013@chinasoftinc.com X-Barracuda-RBL-Trusted-Forwarder: 10.168.0.51 X-ASG-Whitelist: Client Received: from localhost.localdomain (120.133.139.157) by INCCAS001.ito.icss (10.168.0.60) with Microsoft SMTP Server id 14.3.487.0; Mon, 12 Oct 2020 15:32:59 +0800 From: "Wei Hu (Xavier)" X-Barracuda-RBL-Trusted-Forwarder: 10.168.0.60 To: CC: Date: Mon, 12 Oct 2020 15:32:44 +0800 X-ASG-Orig-Subj: [PATCH v3] ethdev: check if queue setupped in queue-related APIs Message-ID: <20201012073244.7447-1-huwei013@chinasoftinc.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20201010071212.24086-1-huwei013@chinasoftinc.com> References: <20201010071212.24086-1-huwei013@chinasoftinc.com> MIME-Version: 1.0 X-Originating-IP: [120.133.139.157] X-Barracuda-Connect: inccas001.ito.icss[10.168.0.51] X-Barracuda-Start-Time: 1602487980 X-Barracuda-Encrypted: ECDHE-RSA-AES256-SHA X-Barracuda-URL: https://incspam.chinasofti.com:443/cgi-mod/mark.cgi X-Virus-Scanned: by bsmtpd at chinasoftinc.com X-Barracuda-Scan-Msg-Size: 6342 Subject: [dpdk-dev] [PATCH v3] ethdev: check if queue setupped in queue-related APIs X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Chengchang Tang This patch adds checking whether the related Tx or Rx queue has been setupped in the queue-related API functions to avoid illegal address access. And validity check of the queue_id is also added in the API functions rte_eth_dev_rx_intr_enable and rte_eth_dev_rx_intr_disable. Signed-off-by: Chengchang Tang Signed-off-by: Wei Hu (Xavier) Signed-off-by: Chengwen Feng Acked-by: Stephen Hemminger --- v2 -> v3: don't break lines in format strings. v1 -> v2: 1. replace %"PRIu16" with %u. 2. extact two common functions which validate RXQ/TXQ ids and whether it has been set up or not. --- lib/librte_ethdev/rte_ethdev.c | 92 ++++++++++++++++++++++++++++++++++-------- lib/librte_ethdev/rte_ethdev.h | 3 +- 2 files changed, 78 insertions(+), 17 deletions(-) diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c index 892c246..34eec97 100644 --- a/lib/librte_ethdev/rte_ethdev.c +++ b/lib/librte_ethdev/rte_ethdev.c @@ -877,10 +877,59 @@ rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues) return 0; } +static inline int +rte_eth_dev_validate_rx_queue(uint16_t port_id, uint16_t rx_queue_id) +{ + struct rte_eth_dev *dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); + + dev = &rte_eth_devices[port_id]; + + if (rx_queue_id >= dev->data->nb_rx_queues) { + RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id); + return -EINVAL; + } + + if (dev->data->rx_queues[rx_queue_id] == NULL) { + RTE_ETHDEV_LOG(ERR, + "Queue %u of device with port_id=%u has not been setup\n", + rx_queue_id, port_id); + return -EINVAL; + } + + return 0; +} + +static inline int +rte_eth_dev_validate_tx_queue(uint16_t port_id, uint16_t tx_queue_id) +{ + struct rte_eth_dev *dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); + + dev = &rte_eth_devices[port_id]; + + if (tx_queue_id >= dev->data->nb_tx_queues) { + RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id); + return -EINVAL; + } + + if (dev->data->tx_queues[tx_queue_id] == NULL) { + RTE_ETHDEV_LOG(ERR, + "Queue %u of device with port_id=%u has not been setup\n", + tx_queue_id, port_id); + return -EINVAL; + } + + return 0; +} + int rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id) { struct rte_eth_dev *dev; + int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); @@ -892,10 +941,9 @@ rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id) return -EINVAL; } - if (rx_queue_id >= dev->data->nb_rx_queues) { - RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id); - return -EINVAL; - } + ret = rte_eth_dev_validate_rx_queue(port_id, rx_queue_id); + if (ret) + return ret; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP); @@ -922,14 +970,15 @@ int rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id) { struct rte_eth_dev *dev; + int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); dev = &rte_eth_devices[port_id]; - if (rx_queue_id >= dev->data->nb_rx_queues) { - RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id); - return -EINVAL; - } + + ret = rte_eth_dev_validate_rx_queue(port_id, rx_queue_id); + if (ret) + return ret; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP); @@ -955,6 +1004,7 @@ int rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id) { struct rte_eth_dev *dev; + int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); @@ -966,10 +1016,9 @@ rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id) return -EINVAL; } - if (tx_queue_id >= dev->data->nb_tx_queues) { - RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id); - return -EINVAL; - } + ret = rte_eth_dev_validate_tx_queue(port_id, tx_queue_id); + if (ret) + return ret; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP); @@ -994,14 +1043,15 @@ int rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id) { struct rte_eth_dev *dev; + int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); dev = &rte_eth_devices[port_id]; - if (tx_queue_id >= dev->data->nb_tx_queues) { - RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id); - return -EINVAL; - } + + ret = rte_eth_dev_validate_tx_queue(port_id, tx_queue_id); + if (ret) + return ret; RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP); @@ -4458,11 +4508,16 @@ rte_eth_dev_rx_intr_enable(uint16_t port_id, uint16_t queue_id) { struct rte_eth_dev *dev; + int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; + ret = rte_eth_dev_validate_rx_queue(port_id, queue_id); + if (ret) + return ret; + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP); return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id)); @@ -4473,11 +4528,16 @@ rte_eth_dev_rx_intr_disable(uint16_t port_id, uint16_t queue_id) { struct rte_eth_dev *dev; + int ret; RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV); dev = &rte_eth_devices[port_id]; + ret = rte_eth_dev_validate_rx_queue(port_id, queue_id); + if (ret) + return ret; + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP); return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id)); diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h index 5bcfbb8..f4cc591 100644 --- a/lib/librte_ethdev/rte_ethdev.h +++ b/lib/librte_ethdev/rte_ethdev.h @@ -4721,7 +4721,8 @@ rte_eth_rx_queue_count(uint16_t port_id, uint16_t queue_id) RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL); dev = &rte_eth_devices[port_id]; RTE_FUNC_PTR_OR_ERR_RET(*dev->rx_queue_count, -ENOTSUP); - if (queue_id >= dev->data->nb_rx_queues) + if (queue_id >= dev->data->nb_rx_queues || + dev->data->rx_queues[queue_id] == NULL) return -EINVAL; return (int)(*dev->rx_queue_count)(dev, queue_id);