netdev - Re: [PATCH bpf] selftests: bpf: check map in map pruning

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Message-ID: <20211118010059.c2mixoshcrcz4ywq@ast-mbp>
Date:   Wed, 17 Nov 2021 17:00:59 -0800
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Lorenz Bauer <lmb@...udflare.com>
Cc:     Shuah Khan <shuah@...nel.org>, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        kernel-team <kernel-team@...udflare.com>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>,
        Network Development <netdev@...r.kernel.org>,
        bpf <bpf@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH bpf] selftests: bpf: check map in map pruning

On Wed, Nov 17, 2021 at 08:47:45AM +0000, Lorenz Bauer wrote:
> On Sat, 13 Nov 2021 at 01:27, Alexei Starovoitov
> <alexei.starovoitov@...il.com> wrote:
> >
> > Not sure how you've tested it, but it doesn't work in unpriv:
> > $ test_verifier 789
> > #789/u map in map state pruning FAIL
> > processed 26 insns (limit 1000000) max_states_per_insn 0 total_states
> > 2 peak_states 2 mark_read 1
> > #789/p map in map state pruning OK
> 
> Strange, I have a script that I use for bisecting which uses a minimal
> .config + virtue to run a vm, plus I was debugging in gdb at the same
> time. I might have missed this, apologies.
> 
> I guess vmtest.sh is the canonical way to run tests now?

vmtest.sh runs test_progs only. That's the minimum bar that
developers have to pass before sending patches.
BPF CI runs test_progs, test_progs-no_alu32, test_verifier and test_maps.
If in doubt run them all.