From: Thomas Monjalon <thomas@monjalon.net>
To: oulijun <oulijun@huawei.com>
Cc: linuxarm@openeuler.org, dev <dev@dpdk.org>
Subject: Re: [dpdk-dev] [Linuxarm] Re: [PATCH V2] app/testpmd: support Tx mbuf free on demand cmd
Date: Fri, 12 Mar 2021 12:21:06 +0100 [thread overview]
Message-ID: <13135629.FDAB5nOBdD@thomas> (raw)
In-Reply-To: <070496a4-3403-8c42-c80d-941b43e3fc4a@huawei.com>
12/03/2021 11:29, oulijun:
> 2021/3/10 15:59, Thomas Monjalon:
> > 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.
That's not the question.
Which device info do you need, which is not already provided by
one of the function rte_eth_*info* ?
rte_eth_dev_get_dcb_info
rte_eth_dev_get_reg_info
rte_eth_dev_info_get
rte_eth_rx_queue_info_get
rte_eth_tx_queue_info_get
rte_eth_dev_get_module_info
next prev parent reply other threads:[~2021-03-12 11:21 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-05 7:33 [dpdk-dev] [PATCH] " Lijun Ou
2021-03-05 7:46 ` Li, Xiaoyun
2021-03-05 9:58 ` oulijun
2021-03-05 9:57 ` [dpdk-dev] [PATCH V2] " Lijun Ou
2021-03-08 17:33 ` Ferruh Yigit
2021-03-09 8:49 ` oulijun
2021-03-09 9:53 ` Ferruh Yigit
2021-03-09 9:57 ` Thomas Monjalon
2021-03-09 10:18 ` Andrew Rybchenko
2021-03-09 14:00 ` Aaron Conole
2021-03-09 14:13 ` Ferruh Yigit
2021-03-10 1:48 ` oulijun
2021-03-10 7:59 ` Thomas Monjalon
2021-03-12 10:29 ` [dpdk-dev] [Linuxarm] " oulijun
2021-03-12 11:21 ` Thomas Monjalon [this message]
2021-03-17 11:30 ` oulijun
2021-03-17 12:07 ` Thomas Monjalon
2021-03-18 3:56 ` oulijun
2021-03-18 7:51 ` Thomas Monjalon
2021-04-12 13:12 ` [dpdk-dev] [PATCH V3] " Lijun Ou
2021-04-19 3:11 ` Li, Xiaoyun
2021-04-19 12:40 ` oulijun
2021-04-19 14:56 ` Ferruh Yigit
2021-04-19 12:36 ` [dpdk-dev] [PATCH V4] " Lijun Ou
2021-04-19 15:28 ` Ferruh Yigit
2021-04-21 1:44 ` oulijun
2021-04-21 8:09 ` [dpdk-dev] [PATCH V5] app/test-pmd: support cleanup txq mbufs command Lijun Ou
2021-04-21 8:15 ` Ferruh Yigit
2021-04-21 8:32 ` oulijun
2021-04-21 8:45 ` [dpdk-dev] [PATCH V6] " Lijun Ou
2021-04-21 11:26 ` Ferruh Yigit
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