linux-kernel - Re: [PATCH bpf-next v3 4/4] bpf_trace: pass array of u64 values in kprobe

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Message-ID: <20220519173359.GA7786@asgard.redhat.com>
Date:   Thu, 19 May 2022 19:33:59 +0200
From:   Eugene Syromiatnikov <esyr@...hat.com>
To:     Andrii Nakryiko <andrii.nakryiko@...il.com>
Cc:     Jiri Olsa <olsajiri@...il.com>, Yonghong Song <yhs@...com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Shuah Khan <shuah@...nel.org>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>
Subject: Re: [PATCH bpf-next v3 4/4] bpf_trace: pass array of u64 values in
 kprobe_multi.addrs

On Wed, May 18, 2022 at 04:48:59PM -0700, Andrii Nakryiko wrote:
> Not sure how you can do that without having extra test_progs variant
> that's running in compat mode?

I think, all bpf selftests are to be run in compat mode as well,
now is a good time to enable this as any.