From: Jakub Sitnicki <jakub@cloudflare.com>
To: Martin KaFai Lau <martin.lau@linux.dev>
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>,
Paolo Abeni <pabeni@redhat.com>,
Simon Horman <horms@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
John Fastabend <john.fastabend@gmail.com>,
Stanislav Fomichev <sdf@fomichev.me>,
Alexei Starovoitov <ast@kernel.org>,
Andrii Nakryiko <andrii@kernel.org>,
Eduard Zingerman <eddyz87@gmail.com>,
Song Liu <song@kernel.org>,
Yonghong Song <yonghong.song@linux.dev>,
KP Singh <kpsingh@kernel.org>, Hao Luo <haoluo@google.com>,
Jiri Olsa <jolsa@kernel.org>,
Arthur Fabre <arthur@arthurfabre.com>,
bpf@vger.kernel.org, netdev@vger.kernel.org,
kernel-team@cloudflare.com
Subject: Re: [PATCH bpf-next v2 10/15] selftests/bpf: Dump skb metadata on verification failure
Date: Thu, 23 Oct 2025 12:38:12 +0200 [thread overview]
Message-ID: <87qzutvr6z.fsf@cloudflare.com> (raw)
In-Reply-To: <7956ac25-f0ba-4d29-a07f-d1eaafb84acc@linux.dev> (Martin KaFai Lau's message of "Wed, 22 Oct 2025 16:30:09 -0700")
On Wed, Oct 22, 2025 at 04:30 PM -07, Martin KaFai Lau wrote:
> On 10/19/25 5:45 AM, Jakub Sitnicki wrote:
>> diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_context_test_run.c b/tools/testing/selftests/bpf/prog_tests/xdp_context_test_run.c
>> index 93a1fbe6a4fd..a3de37942fa4 100644
>> --- a/tools/testing/selftests/bpf/prog_tests/xdp_context_test_run.c
>> +++ b/tools/testing/selftests/bpf/prog_tests/xdp_context_test_run.c
>> @@ -171,6 +171,25 @@ static int write_test_packet(int tap_fd)
>> return 0;
>> }
>> +enum {
>> + BPF_STDOUT = 1,
>> + BPF_STDERR = 2,
>
> There is BPF_STREAM_STDERR in uapi/bpf.h
How did I miss that? Thanks.
next prev parent reply other threads:[~2025-10-23 10:38 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-19 12:45 [PATCH bpf-next v2 00/15] Make TC BPF helpers preserve skb metadata Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 01/15] net: Preserve metadata on pskb_expand_head Jakub Sitnicki
2025-10-24 0:51 ` Jakub Kicinski
2025-10-24 12:17 ` Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 02/15] net: Helper to move packet data and metadata after skb_push/pull Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 03/15] vlan: Make vlan_remove_tag return nothing Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 04/15] bpf: Make bpf_skb_vlan_pop helper metadata-safe Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 05/15] bpf: Make bpf_skb_vlan_push " Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 06/15] bpf: Make bpf_skb_adjust_room metadata-safe Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 07/15] bpf: Make bpf_skb_change_proto helper metadata-safe Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 08/15] bpf: Make bpf_skb_change_head " Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 09/15] selftests/bpf: Verify skb metadata in BPF instead of userspace Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 10/15] selftests/bpf: Dump skb metadata on verification failure Jakub Sitnicki
2025-10-22 23:30 ` Martin KaFai Lau
2025-10-23 10:38 ` Jakub Sitnicki [this message]
2025-10-19 12:45 ` [PATCH bpf-next v2 11/15] selftests/bpf: Expect unclone to preserve skb metadata Jakub Sitnicki
2025-10-22 23:12 ` Martin KaFai Lau
2025-10-23 11:55 ` Jakub Sitnicki
2025-10-24 2:32 ` Martin KaFai Lau
2025-10-24 15:40 ` Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 12/15] selftests/bpf: Cover skb metadata access after vlan push/pop helper Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 13/15] selftests/bpf: Cover skb metadata access after bpf_skb_adjust_room Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 14/15] selftests/bpf: Cover skb metadata access after change_head/tail helper Jakub Sitnicki
2025-10-19 12:45 ` [PATCH bpf-next v2 15/15] selftests/bpf: Cover skb metadata access after bpf_skb_change_proto Jakub Sitnicki
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