From: "Etelson, Gregory" <getelson@nvidia.com>
To: Ferruh Yigit <ferruh.yigit@amd.com>
Cc: dev@dpdk.org, mkashani@nvidia.com, Ori Kam <orika@nvidia.com>,
Aman Singh <aman.deep.singh@intel.com>,
Yuying Zhang <yuying.zhang@intel.com>,
Thomas Monjalon <thomas@monjalon.net>,
Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Subject: Re: [PATCH v7] ethdev: add template table resize API
Date: Thu, 15 Feb 2024 07:41:16 +0200 (IST) [thread overview]
Message-ID: <bba06fde-a47a-1321-9633-4decfd39974@nvidia.com> (raw)
In-Reply-To: <f107542e-4b46-425f-b4fc-60df4176697b@amd.com>
Hello Ferruh,
<...>
>>>
>>> Syntax above is odd, why not move parenthesis to first line.
>>
>> Agree that's odd style.
>> DPDK prefers that way.
>> Please check rte_flow_driver.h::rte_flow.ops.
>>
>
> True that is also odd but at least it is function pointers in a struct,
> but this is regular function deceleration, why not:
> ```
> bool
> rte_flow_template_table_resizable(__rte_unused uint16_t port_id,
> const struct rte_flow_template_table_attr *tbl_attr);
> ```
>
will change in the next patch update.
<...>
> Either it or application needs to manage it. Agree that application can
> call update() on all flows is easier for app, that is why I asked for
> this clarification.
>
> But still it is different than API definition making it mandatory to
> call for new flows.
>
> What about something like, although it is a little longer:
> ```
> Update flow for the new template table configuration after table resize.
>
> Should be called for rules created before table resize. If called for
> rules crated after table resize, API should return success, so
> application is free to call this API for all flows.
> ```
>
>
That's very good.
I'll use it in the next patch update.
<...>
>>
>> A different error is good.
>> What about EBUSY ?
>>
>
> I don't know, can be EBUSY or EAGAIN.
> Or we can overload EEXIST as there are existing not updated flows.
>
According to errno(3):
EAGAIN Resource temporarily unavailable
EBUSY Device or resource busy
EEXIST File exists
UBUSY fits the context.
next prev parent reply other threads:[~2024-02-15 5:41 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-17 9:32 [PATCH] " Gregory Etelson
2024-01-29 14:24 ` Ferruh Yigit
2024-01-29 15:08 ` Etelson, Gregory
2024-01-30 8:58 ` Ferruh Yigit
2024-01-30 12:46 ` Etelson, Gregory
2024-01-30 14:34 ` Ferruh Yigit
2024-01-30 18:15 ` Etelson, Gregory
2024-02-08 12:46 ` Ferruh Yigit
2024-02-09 5:55 ` Etelson, Gregory
2024-01-30 14:56 ` Ferruh Yigit
2024-01-30 18:49 ` Etelson, Gregory
2024-01-31 9:59 ` [PATCH v2] " Gregory Etelson
2024-02-06 22:31 ` Thomas Monjalon
2024-02-07 7:09 ` Etelson, Gregory
2024-02-07 7:03 ` [PATCH v3] " Gregory Etelson
2024-02-07 17:36 ` [PATCH v4] " Gregory Etelson
2024-02-11 9:30 ` [PATCH v5] " Gregory Etelson
2024-02-12 14:02 ` Thomas Monjalon
2024-02-12 14:48 ` Etelson, Gregory
2024-02-12 14:14 ` Ferruh Yigit
2024-02-12 15:01 ` Etelson, Gregory
2024-02-12 15:07 ` Ferruh Yigit
2024-02-12 18:12 ` [PATCH v6] " Gregory Etelson
2024-02-12 20:30 ` Ferruh Yigit
2024-02-13 11:51 ` Thomas Monjalon
2024-02-14 14:32 ` [PATCH v7] " Gregory Etelson
2024-02-14 14:42 ` Thomas Monjalon
2024-02-14 15:56 ` Ferruh Yigit
2024-02-14 17:07 ` Etelson, Gregory
2024-02-14 21:59 ` Ferruh Yigit
2024-02-15 5:41 ` Etelson, Gregory [this message]
2024-02-15 6:13 ` [PATCH v8] " Gregory Etelson
2024-02-15 13:13 ` Ferruh Yigit
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