From: Ferruh Yigit <ferruh.yigit@amd.com>
To: David Marchand <david.marchand@redhat.com>
Cc: jerinj@marvell.com, dev@dpdk.org,
Thomas Monjalon <thomas@monjalon.net>,
Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
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cristian.dumitrescu@intel.com
Subject: Re: [dpdk-dev] [v1] ethdev: support Tx queue used count
Date: Fri, 12 Jan 2024 14:25:39 +0000 [thread overview]
Message-ID: <a2d36160-5a8d-4570-98d6-434d3435bb79@amd.com> (raw)
In-Reply-To: <CAJFAV8wmgo9d+Taf=-4q61pJQ4RET3nr=0fuN7oYztDaHMaNhQ@mail.gmail.com>
On 1/12/2024 12:11 PM, David Marchand wrote:
> CAUTION: This message has originated from an External Source. Please use proper judgment and caution when opening attachments, clicking links, or responding to this email.
>
>
> On Fri, Jan 12, 2024 at 12:34 PM Ferruh Yigit <ferruh.yigit@amd.com> wrote:
>>> diff --git a/lib/ethdev/rte_ethdev_core.h b/lib/ethdev/rte_ethdev_core.h
>>> index 4bfaf79c6c..d3f09f390d 100644
>>> --- a/lib/ethdev/rte_ethdev_core.h
>>> +++ b/lib/ethdev/rte_ethdev_core.h
>>> @@ -60,6 +60,9 @@ typedef uint16_t (*eth_recycle_tx_mbufs_reuse_t)(void *txq,
>>> /** @internal Refill Rx descriptors with the recycling mbufs */
>>> typedef void (*eth_recycle_rx_descriptors_refill_t)(void *rxq, uint16_t nb);
>>>
>>> +/** @internal Get number of used descriptors on a transmit queue. */
>>> +typedef int (*eth_tx_queue_count_t)(void *txq);
>>> +
>>
>> Can you please move it above 'tx_descriptor_status', to keep same order
>> kept in many other locations:
>> rx_queue_count
>> rx_descriptor_status
>> tx_queue_count
>> tx_descriptor_status
>>
>>
>>> /**
>>> * @internal
>>> * Structure used to hold opaque pointers to internal ethdev Rx/Tx
>>> @@ -116,7 +119,9 @@ struct rte_eth_fp_ops {
>>> eth_tx_descriptor_status_t tx_descriptor_status;
>>> /** Copy used mbufs from Tx mbuf ring into Rx. */
>>> eth_recycle_tx_mbufs_reuse_t recycle_tx_mbufs_reuse;
>>> - uintptr_t reserved2[2];
>>> + /** Get the number of used Tx descriptors. */
>>> + eth_tx_queue_count_t tx_queue_count;
>>>
>>
>> Similarly, can you please move it above 'tx_descriptor_status'?
>
> Moving fields in rte_eth_fp_ops (where fast-path API ops are) breaks
> the applications ABI.
>
You are right, what about put a TODO note or deprecation notice to move
it in next ABI break release?
next prev parent reply other threads:[~2024-01-12 14:26 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-19 17:29 [dpdk-dev] [RFC] ethdev: support Tx queue free descriptor query jerinj
2024-01-04 13:16 ` Dumitrescu, Cristian
2024-01-04 13:35 ` Jerin Jacob
2024-01-04 14:21 ` Konstantin Ananyev
2024-01-04 18:29 ` Thomas Monjalon
2024-01-05 9:57 ` Jerin Jacob
2024-01-05 10:03 ` Thomas Monjalon
2024-01-05 11:12 ` Konstantin Ananyev
2024-01-08 20:54 ` Morten Brørup
2024-01-09 14:45 ` Jerin Jacob
2024-01-04 21:17 ` Thomas Monjalon
2024-01-05 9:54 ` Jerin Jacob
2024-01-05 10:02 ` Thomas Monjalon
2024-01-08 10:54 ` Bruce Richardson
2024-01-08 21:15 ` Morten Brørup
2024-01-09 8:47 ` Bruce Richardson
2024-01-12 10:56 ` Ferruh Yigit
2024-01-11 15:17 ` [dpdk-dev] [v1] ethdev: support Tx queue used count jerinj
2024-01-11 16:17 ` Andrew Rybchenko
2024-01-12 6:56 ` Jerin Jacob
2024-01-11 16:20 ` Morten Brørup
2024-01-12 6:59 ` Jerin Jacob
2024-01-11 17:00 ` Stephen Hemminger
2024-01-12 7:01 ` Jerin Jacob
2024-01-12 16:30 ` Stephen Hemminger
2024-01-12 8:02 ` David Marchand
2024-01-12 9:29 ` Jerin Jacob
2024-01-12 11:34 ` Ferruh Yigit
2024-01-12 12:11 ` David Marchand
2024-01-12 14:25 ` Ferruh Yigit [this message]
2024-01-12 12:29 ` Morten Brørup
2024-01-12 14:29 ` Ferruh Yigit
2024-01-18 9:06 ` Jerin Jacob
2024-01-12 12:33 ` Konstantin Ananyev
2024-01-16 6:37 ` Jerin Jacob
2024-01-18 10:17 ` Konstantin Ananyev
2024-01-18 11:21 ` Jerin Jacob
2024-01-18 13:36 ` Morten Brørup
2024-01-19 9:52 ` Konstantin Ananyev
2024-01-19 10:32 ` Morten Brørup
2024-01-12 16:52 ` Stephen Hemminger
2024-01-18 9:47 ` [dpdk-dev] [v2] " jerinj
2024-01-22 13:00 ` Konstantin Ananyev
2024-01-23 11:46 ` Ferruh Yigit
2024-02-07 20:30 ` Ferruh Yigit
2024-01-29 15:03 ` Ferruh Yigit
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