From: Jiri Olsa <olsajiri@gmail.com>
To: Hari Bathini <hbathini@linux.ibm.com>
Cc: bpf@vger.kernel.org, void@manifault.com,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>
Subject: Re: [PATCH] bpf: fix warning for bpf_cpumask in verifier
Date: Mon, 12 Feb 2024 12:58:14 +0100 [thread overview]
Message-ID: <ZcoH1hcJ2chyjLaw@krava> (raw)
In-Reply-To: <20240208100115.602172-1-hbathini@linux.ibm.com>
On Thu, Feb 08, 2024 at 03:31:15PM +0530, Hari Bathini wrote:
> Compiling with CONFIG_BPF_SYSCALL & !CONFIG_BPF_JIT throws the below
> warning:
>
> "WARN: resolve_btfids: unresolved symbol bpf_cpumask"
>
> Fix it by adding the appropriate #ifdef.
>
> Signed-off-by: Hari Bathini <hbathini@linux.ibm.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
jirka
> ---
> kernel/bpf/verifier.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
> index 65f598694d55..b263f093ee76 100644
> --- a/kernel/bpf/verifier.c
> +++ b/kernel/bpf/verifier.c
> @@ -5227,7 +5227,9 @@ BTF_ID(struct, prog_test_ref_kfunc)
> #ifdef CONFIG_CGROUPS
> BTF_ID(struct, cgroup)
> #endif
> +#ifdef CONFIG_BPF_JIT
> BTF_ID(struct, bpf_cpumask)
> +#endif
> BTF_ID(struct, task_struct)
> BTF_SET_END(rcu_protected_types)
>
> --
> 2.43.0
>
>
next prev parent reply other threads:[~2024-02-12 11:58 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-08 10:01 [PATCH] bpf: fix warning for bpf_cpumask in verifier Hari Bathini
2024-02-08 19:56 ` Stanislav Fomichev
2024-02-12 9:56 ` Hari Bathini
2024-02-12 16:46 ` Stanislav Fomichev
2024-02-12 11:58 ` Jiri Olsa [this message]
2024-02-12 16:53 ` David Vernet
2024-02-13 19:20 ` patchwork-bot+netdevbpf
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