From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 11245A0547; Fri, 12 Mar 2021 11:29:28 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B7CF6160858; Fri, 12 Mar 2021 11:29:27 +0100 (CET) Received: from szxga04-in.huawei.com (szxga04-in.huawei.com [45.249.212.190]) by mails.dpdk.org (Postfix) with ESMTP id BAF1F4067E for ; Fri, 12 Mar 2021 11:29:25 +0100 (CET) Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4DxhpG3nBqz16H17; Fri, 12 Mar 2021 18:27:34 +0800 (CST) Received: from [10.78.49.194] (10.78.49.194) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.498.0; Fri, 12 Mar 2021 18:29:21 +0800 To: , dev , Thomas Monjalon References: <1614929583-37727-1-git-send-email-oulijun@huawei.com> <35583d9b-0782-74a7-95df-aef1ca35f819@intel.com> <5590583.7m7mD32AY9@thomas> From: oulijun Message-ID: <070496a4-3403-8c42-c80d-941b43e3fc4a@huawei.com> Date: Fri, 12 Mar 2021 18:29:21 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.1.0 MIME-Version: 1.0 In-Reply-To: <5590583.7m7mD32AY9@thomas> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.78.49.194] X-CFilter-Loop: Reflected Subject: Re: [dpdk-dev] [Linuxarm] Re: [PATCH V2] app/testpmd: support Tx mbuf free on demand cmd X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 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" 在 2021/3/10 15:59, Thomas Monjalon 写道: > 10/03/2021 02:48, oulijun: >> Can we add an API such as rte_eth_get_device(pord_id) >> >> for example: >> struct rte_eth_dev * >> rte_eth_get_device(uint16_t port_id) >> { >> return &rte_eth_devices[port_id]; >> } > An application is not supposed to access the struct rte_eth_dev. > Which info do you need from this struct? Applications cannot directly access the global variable rte_eth_devices[]. To obtain information about rte_eth_dev, they need to access the global variable through APIs instead of directly. > _______________________________________________ > Linuxarm mailing list -- linuxarm@openeuler.org > To unsubscribe send an email to linuxarm-leave@openeuler.org