netdev - Re: [PATCH bpf-next v2 0/4] transition sockmap testing to test

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Message-ID: <65b3d27a993db_15499720887@john.notmuch>
Date: Fri, 26 Jan 2024 07:40:42 -0800
From: John Fastabend <john.fastabend@...il.com>
To: Jakub Sitnicki <jakub@...udflare.com>, 
 John Fastabend <john.fastabend@...il.com>
Cc: bpf@...r.kernel.org, 
 netdev@...r.kernel.org, 
 andrii@...nel.org
Subject: Re: [PATCH bpf-next v2 0/4] transition sockmap testing to test_progs

Jakub Sitnicki wrote:
> On Wed, Jan 24, 2024 at 10:53 AM -08, John Fastabend wrote:
> > Its much easier to write and read tests than it was when sockmap was
> > originally created. At that time we created a test_sockmap prog that
> > did sockmap tests. But, its showing its age now. For example it reads
> > user vars out of maps, is hard to run targetted tests, has a different
> > format from the familiar test_progs and so on.
> >
> > I recently thought there was an issue with pop helpers so I created
> > some tests to try and track it down. It turns out it was a bug in the
> > BPF program we had not the kernel. But, I think it makes sense to
> > start deprecating test_sockmap and converting these to the nicer
> > test_progs.
> >
> > So this is a first round of test_prog tests for sockmap cork and
> > pop helpers. I'll add push and pull tests shortly. I think its fine,
> > maybe preferred to review smaller patchsets, to send these
> > incrementally as I get them created.
> 
> Cool to see this transition starting.

Thanks for the review.