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From: Stephen Hemminger <stephen@networkplumber.org>
To: Marat Khalili <marat.khalili@huawei.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	Konstantin Ananyev <konstantin.v.ananyev@yandex.ru>
Subject: Re: BPF elf examples
Date: Tue, 21 Oct 2025 06:38:30 -0700	[thread overview]
Message-ID: <20251021063830.1202be65@phoenix.lan> (raw)
In-Reply-To: <1c2a834602b440d6841ea8120ae37db2@huawei.com>

On Tue, 21 Oct 2025 11:42:25 +0000
Marat Khalili <marat.khalili@huawei.com> wrote:

> > -----Original Message-----
> > Tried using AI to generate tests, and as usual it sort of worked but the
> > example code generated won't load or work. Is there anywhere to find working
> > DPDK examples of using BPF load?  
> 
> Hello! I'm sitting on some patches adding a framework for generating BPF ELF 
> files using libelf and some basic unit tests based on it. Hopefully I'll be 
> able to upstream it within the next couple of months.
> 
> Generating ELF files is probably beyond the reach of current AI, but once the 
> framework is there perhaps it could be used to add test cases, would be 
> interesting to try...

I have sample programs now (thanks AI). But building them in meson is messy.
And integrating standalone files in UT is brittle.
Perhaps using bpftool like tap driver does to generate a header file (.h) and
then have UT write a /tmp file to load.

      reply	other threads:[~2025-10-21 13:38 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-20 20:16 Stephen Hemminger
2025-10-21 11:30 ` Konstantin Ananyev
2025-10-21 11:42 ` Marat Khalili
2025-10-21 13:38   ` Stephen Hemminger [this message]

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