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From: Konstantin Ananyev <konstantin.v.ananyev@yandex.ru>
To: "Björn Svensson A" <bjorn.a.svensson@est.tech>,
	"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: librte_bpf: roadmap or any specific plans for this library
Date: Wed, 4 May 2022 00:17:18 +0100	[thread overview]
Message-ID: <86771c00-4978-3b6f-df5b-187a0a8e9983@yandex.ru> (raw)
In-Reply-To: <DB9P189MB18333831FC62E9A7E36B138BB9C19@DB9P189MB1833.EURP189.PROD.OUTLOOK.COM>




>> AFAIK linux BPF is restricted to work with a single argument only.
>> I don't want DPDK version to fork too far away from 'canonical' version.
>> Though, as I said above, nothing prevents you to create a struct
>> with several fields, and pass pointer to that struct to your BPF program.
>> Would such approach work for you?
> 
> Good alternative idea. We will test this approach.
> I guess we will use the RTE_BPF_ARG_PTR as an argument for the program 
> in this case.

Yes, I believe so.


> 
> Just as sidenote: we have also had a glance at
> https://github.com/iovisor/ubpf <https://github.com/iovisor/ubpf>
> as an alternative. This is a standalone BPF VM lib, but with Apache 2.0 
> license and it's not bound to the dpdk log framework.
> I have no views on benefits using this in dpdk, but it might be an input 
> for future talks about a common library / collaboration.
> 
> Thanks again.
> Bjorn


      reply	other threads:[~2022-05-03 23:17 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-25 23:38 Björn Svensson A
2022-04-28 10:34 ` David Marchand
2022-04-28 17:03 ` Konstantin Ananyev
2022-05-02 14:28   ` Björn Svensson A
2022-05-03 23:17     ` Konstantin Ananyev [this message]

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