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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Konstantin Ananyev <konstantin.ananyev@intel.com>, <dev@dpdk.org>
Cc: <xiaoyun.li@intel.com>, <anoobj@marvell.com>,
	<jerinj@marvell.com>, <ndabilpuram@marvell.com>,
	<adwivedi@marvell.com>, <shepard.siegel@atomicrules.com>,
	<ed.czeck@atomicrules.com>, <john.miller@atomicrules.com>,
	<irusskikh@marvell.com>, <ajit.khaparde@broadcom.com>,
	<somnath.kotur@broadcom.com>, <rahul.lakkireddy@chelsio.com>,
	<hemant.agrawal@nxp.com>, <sachin.saxena@oss.nxp.com>,
	<haiyue.wang@intel.com>, <johndale@cisco.com>,
	<hyonkim@cisco.com>, <qi.z.zhang@intel.com>,
	<xiao.w.wang@intel.com>, <humin29@huawei.com>,
	<yisen.zhuang@huawei.com>, <oulijun@huawei.com>,
	<beilei.xing@intel.com>, <jingjing.wu@intel.com>,
	<qiming.yang@intel.com>, <matan@nvidia.com>,
	<viacheslavo@nvidia.com>, <sthemmin@microsoft.com>,
	<longli@microsoft.com>, <heinrich.kuhn@corigine.com>,
	<kirankumark@marvell.com>, <andrew.rybchenko@oktetlabs.ru>,
	<mczekaj@marvell.com>, <jiawenwu@trustnetic.com>,
	<jianwang@trustnetic.com>, <maxime.coquelin@redhat.com>,
	<chenbo.xia@intel.com>, <thomas@monjalon.net>, <mdr@ashroe.eu>,
	<jay.jayatheerthan@intel.com>
Subject: Re: [dpdk-dev] [PATCH v3 4/7] ethdev: make burst functions to use new flat array
Date: Fri, 1 Oct 2021 17:46:58 +0100	[thread overview]
Message-ID: <64dd331c-8f35-38fe-998e-bac70ccc9d85@intel.com> (raw)
In-Reply-To: <20211001140255.5726-5-konstantin.ananyev@intel.com>

On 10/1/2021 3:02 PM, Konstantin Ananyev wrote:
> Rework 'fast' burst functions to use rte_eth_fp_ops[].
> While it is an API/ABI breakage, this change is intended to be
> transparent for both users (no changes in user app is required) and
> PMD developers (no changes in PMD is required).
> One extra thing to note - RX/TX callback invocation will cause extra
> function call with these changes. That might cause some insignificant
> slowdown for code-path where RX/TX callbacks are heavily involved.
> 
> Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>

<...>

>  static inline int
>  rte_eth_rx_queue_count(uint16_t port_id, uint16_t queue_id)
>  {
> -	struct rte_eth_dev *dev;
> +	struct rte_eth_fp_ops *p;
> +	void *qd;
> +
> +	if (port_id >= RTE_MAX_ETHPORTS ||
> +			queue_id >= RTE_MAX_QUEUES_PER_PORT) {
> +		RTE_ETHDEV_LOG(ERR,
> +			"Invalid port_id=%u or queue_id=%u\n",
> +			port_id, queue_id);
> +		return -EINVAL;
> +	}

Should the checkes wrapped with '#ifdef RTE_ETHDEV_DEBUG_RX' like others?

<...>

> +++ b/lib/ethdev/version.map
> @@ -247,11 +247,16 @@ EXPERIMENTAL {
>  	rte_mtr_meter_policy_delete;
>  	rte_mtr_meter_policy_update;
>  	rte_mtr_meter_policy_validate;
> +
> +	# added in 21.05

s/21.05/21.11/

> +	__rte_eth_rx_epilog;
> +	__rte_eth_tx_prolog;

These are directly called by application and must be part of ABI, but marked as
'internal' and has '__rte' prefix to highligh it, this may be confusing.
What about making them proper, non-internal, API?

>  };
>  
>  INTERNAL {
>  	global:
>  
> +	rte_eth_fp_ops;

This variable is accessed in inline function, so accessed by application, not
sure if it suits the 'internal' object definition, internal should be only for
objects accessed by other parts of DPDK.
I think this can be added to 'DPDK_22'.

>  	rte_eth_dev_allocate;
>  	rte_eth_dev_allocated;
>  	rte_eth_dev_attach_secondary;
> 


  reply	other threads:[~2021-10-01 16:48 UTC|newest]

Thread overview: 112+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-20 16:28 [dpdk-dev] [RFC 0/7] hide eth dev related structures Konstantin Ananyev
2021-08-20 16:28 ` [dpdk-dev] [RFC 1/7] eth: move ethdev 'burst' API into separate structure Konstantin Ananyev
2021-08-20 16:28 ` [dpdk-dev] [RFC 2/7] eth: make drivers to use new API for Rx Konstantin Ananyev
2021-09-06 18:41   ` Ferruh Yigit
2021-09-14 14:28     ` Ananyev, Konstantin
2021-08-20 16:28 ` [dpdk-dev] [RFC 3/7] eth: make drivers to use new API for Tx Konstantin Ananyev
2021-08-20 16:28 ` [dpdk-dev] [RFC 4/7] eth: make drivers to use new API for Tx prepare Konstantin Ananyev
2021-08-20 16:28 ` [dpdk-dev] [RFC 5/7] eth: make drivers to use new API to obtain descriptor status Konstantin Ananyev
2021-08-20 16:28 ` [dpdk-dev] [RFC 6/7] eth: make drivers to use new API for Rx queue count Konstantin Ananyev
2021-08-20 16:28 ` [dpdk-dev] [RFC 7/7] eth: hide eth dev related structures Konstantin Ananyev
2021-08-26 12:37 ` [dpdk-dev] [RFC 0/7] " Jerin Jacob
2021-09-06 18:09   ` Ferruh Yigit
2021-09-14 13:33   ` Ananyev, Konstantin
2021-09-15  9:45     ` Jerin Jacob
2021-09-22 15:08       ` Ananyev, Konstantin
2021-09-27 16:14         ` Jerin Jacob
2021-09-28  9:37           ` Ananyev, Konstantin
2021-09-22 14:09 ` [dpdk-dev] [RFC v2 0/5] " Konstantin Ananyev
2021-09-22 14:09   ` [dpdk-dev] [RFC v2 1/5] ethdev: allocate max space for internal queue array Konstantin Ananyev
2021-09-22 14:09   ` [dpdk-dev] [RFC v2 2/5] ethdev: change input parameters for rx_queue_count Konstantin Ananyev
2021-09-23  5:51     ` Wang, Haiyue
2021-09-22 14:09   ` [dpdk-dev] [RFC v2 3/5] ethdev: copy ethdev 'burst' API into separate structure Konstantin Ananyev
2021-09-23  5:58     ` Wang, Haiyue
2021-09-27 18:01       ` Jerin Jacob
2021-09-28  9:42         ` Ananyev, Konstantin
2021-09-22 14:09   ` [dpdk-dev] [RFC v2 4/5] ethdev: make burst functions to use new flat array Konstantin Ananyev
2021-09-22 14:09   ` [dpdk-dev] [RFC v2 5/5] ethdev: hide eth dev related structures Konstantin Ananyev
2021-10-01 14:02   ` [dpdk-dev] [PATCH v3 0/7] " Konstantin Ananyev
2021-10-01 14:02     ` [dpdk-dev] [PATCH v3 1/7] ethdev: allocate max space for internal queue array Konstantin Ananyev
2021-10-01 16:48       ` Ferruh Yigit
2021-10-01 14:02     ` [dpdk-dev] [PATCH v3 2/7] ethdev: change input parameters for rx_queue_count Konstantin Ananyev
2021-10-01 14:02     ` [dpdk-dev] [PATCH v3 3/7] ethdev: copy ethdev 'fast' API into separate structure Konstantin Ananyev
2021-10-01 14:02     ` [dpdk-dev] [PATCH v3 4/7] ethdev: make burst functions to use new flat array Konstantin Ananyev
2021-10-01 16:46       ` Ferruh Yigit [this message]
2021-10-01 17:40         ` Ananyev, Konstantin
2021-10-04  8:46           ` Ferruh Yigit
2021-10-04  9:20             ` Ananyev, Konstantin
2021-10-04 10:13               ` Ferruh Yigit
2021-10-04 11:17                 ` Ananyev, Konstantin
2021-10-01 14:02     ` [dpdk-dev] [PATCH v3 5/7] ethdev: add API to retrieve multiple ethernet addresses Konstantin Ananyev
2021-10-01 14:02     ` [dpdk-dev] [PATCH v3 6/7] ethdev: remove legacy Rx descriptor done API Konstantin Ananyev
2021-10-01 14:02     ` [dpdk-dev] [PATCH v3 7/7] ethdev: hide eth dev related structures Konstantin Ananyev
2021-10-01 16:53       ` Ferruh Yigit
2021-10-01 17:04         ` Ferruh Yigit
2021-10-01 17:02     ` [dpdk-dev] [PATCH v3 0/7] " Ferruh Yigit
2021-10-04 13:55     ` [dpdk-dev] [PATCH v4 " Konstantin Ananyev
2021-10-04 13:55       ` [dpdk-dev] [PATCH v4 1/7] ethdev: allocate max space for internal queue array Konstantin Ananyev
2021-10-05 12:09         ` Thomas Monjalon
2021-10-05 16:45           ` Ananyev, Konstantin
2021-10-05 16:49             ` Thomas Monjalon
2021-10-05 12:21         ` Thomas Monjalon
2021-10-04 13:55       ` [dpdk-dev] [PATCH v4 2/7] ethdev: change input parameters for rx_queue_count Konstantin Ananyev
2021-10-04 13:55       ` [dpdk-dev] [PATCH v4 3/7] ethdev: copy ethdev 'fast' API into separate structure Konstantin Ananyev
2021-10-05 13:09         ` Thomas Monjalon
2021-10-05 16:41           ` Ananyev, Konstantin
2021-10-05 16:48             ` Thomas Monjalon
2021-10-05 17:04               ` Ananyev, Konstantin
2021-10-04 13:56       ` [dpdk-dev] [PATCH v4 4/7] ethdev: make burst functions to use new flat array Konstantin Ananyev
2021-10-05  9:54         ` David Marchand
2021-10-05 10:13           ` Ananyev, Konstantin
2021-10-04 13:56       ` [dpdk-dev] [PATCH v4 5/7] ethdev: add API to retrieve multiple ethernet addresses Konstantin Ananyev
2021-10-05 13:13         ` Thomas Monjalon
2021-10-05 16:35           ` Ananyev, Konstantin
2021-10-05 16:45             ` Thomas Monjalon
2021-10-05 17:12               ` Ananyev, Konstantin
2021-10-05 17:41                 ` Thomas Monjalon
2021-10-04 13:56       ` [dpdk-dev] [PATCH v4 6/7] ethdev: remove legacy Rx descriptor done API Konstantin Ananyev
2021-10-05 13:14         ` Thomas Monjalon
2021-10-05 16:21           ` Ananyev, Konstantin
2021-10-04 13:56       ` [dpdk-dev] [PATCH v4 7/7] ethdev: hide eth dev related structures Konstantin Ananyev
2021-10-05 10:04         ` David Marchand
2021-10-05 10:43           ` Ferruh Yigit
2021-10-05 11:37             ` David Marchand
2021-10-05 15:57               ` Ananyev, Konstantin
2021-10-05 13:24         ` Thomas Monjalon
2021-10-05 16:19           ` Ananyev, Konstantin
2021-10-05 16:25             ` Thomas Monjalon
2021-10-06 16:42       ` [dpdk-dev] [PATCH v4 0/7] " Ali Alnubani
2021-10-06 17:26         ` Ali Alnubani
2021-10-07 11:27       ` [dpdk-dev] [PATCH v5 " Konstantin Ananyev
2021-10-07 11:27         ` [dpdk-dev] [PATCH v5 1/7] ethdev: remove legacy Rx descriptor done API Konstantin Ananyev
2021-10-07 11:27         ` [dpdk-dev] [PATCH v5 2/7] ethdev: allocate max space for internal queue array Konstantin Ananyev
2021-10-11  9:20           ` Andrew Rybchenko
2021-10-11 16:25             ` Ananyev, Konstantin
2021-10-11 17:15               ` Andrew Rybchenko
2021-10-11 23:06                 ` Ananyev, Konstantin
2021-10-12  5:47                   ` Andrew Rybchenko
2021-10-07 11:27         ` [dpdk-dev] [PATCH v5 3/7] ethdev: change input parameters for rx_queue_count Konstantin Ananyev
2021-10-11  8:06           ` Andrew Rybchenko
2021-10-12 17:59           ` Hyong Youb Kim (hyonkim)
2021-10-07 11:27         ` [dpdk-dev] [PATCH v5 4/7] ethdev: copy fast-path API into separate structure Konstantin Ananyev
2021-10-09 12:05           ` fengchengwen
2021-10-11  1:18             ` fengchengwen
2021-10-11  8:39               ` Andrew Rybchenko
2021-10-11 15:24               ` Ananyev, Konstantin
2021-10-11  8:35             ` Andrew Rybchenko
2021-10-11 15:15             ` Ananyev, Konstantin
2021-10-11  8:25           ` Andrew Rybchenko
2021-10-11 16:52             ` Ananyev, Konstantin
2021-10-11 17:22               ` Andrew Rybchenko
2021-10-07 11:27         ` [dpdk-dev] [PATCH v5 5/7] ethdev: make fast-path functions to use new flat array Konstantin Ananyev
2021-10-11  9:02           ` Andrew Rybchenko
2021-10-11 15:47             ` Ananyev, Konstantin
2021-10-11 17:03               ` Andrew Rybchenko
2021-10-07 11:27         ` [dpdk-dev] [PATCH v5 6/7] ethdev: add API to retrieve multiple ethernet addresses Konstantin Ananyev
2021-10-11  9:09           ` Andrew Rybchenko
2021-10-07 11:27         ` [dpdk-dev] [PATCH v5 7/7] ethdev: hide eth dev related structures Konstantin Ananyev
2021-10-11  9:20           ` Andrew Rybchenko
2021-10-11 15:54             ` Ananyev, Konstantin
2021-10-11 17:04               ` Andrew Rybchenko
2021-10-08 18:13         ` [dpdk-dev] [PATCH v5 0/7] " Slava Ovsiienko
2021-10-11  9:22         ` Andrew Rybchenko

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