linux-kernel - Re: [PATCH bpf-next 2/2] bpf: Add a selftest for the tracing bpf_get_socket

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Date:   Fri, 27 Nov 2020 10:17:31 +0100
From:   Florent Revest <revest@...omium.org>
To:     Yonghong Song <yhs@...com>, bpf@...r.kernel.org
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        kpsingh@...omium.org, revest@...gle.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH bpf-next 2/2] bpf: Add a selftest for the tracing
 bpf_get_socket_cookie

On Thu, 2020-11-26 at 23:56 -0800, Yonghong Song wrote:
> 
> On 11/26/20 9:02 AM, Florent Revest wrote:
> > This builds up on the existing socket cookie test which checks
> > whether
> > the bpf_get_socket_cookie helpers provide the same value in
> > cgroup/connect6 and sockops programs for a socket created by the
> > userspace part of the test.
> > 
> > Adding a tracing program to the existing objects requires a
> > different
> > attachment strategy and different headers.
> > 
> > Signed-off-by: Florent Revest <revest@...gle.com>
> > ---
> >   .../selftests/bpf/progs/socket_cookie_prog.c  | 41
> > ++++++++++++++++---
> >   .../selftests/bpf/test_socket_cookie.c        | 18 +++++---
> 
> Do you think it is possible to migrate test_socket_cookie.c to
> selftests/bpf/prog_tests so it can be part of test_progs so
> it will be regularly exercised?

I suppose it's possible, I can give it a try :)