From: Feng zhou <zhoufeng.zf@bytedance.com>
To: martin.lau@linux.dev, daniel@iogearbox.net,
john.fastabend@gmail.com, ast@kernel.org, andrii@kernel.org,
eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev,
kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com,
jolsa@kernel.org, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, mykolal@fb.com,
shuah@kernel.org, geliang@kernel.org, laoar.shao@gmail.com
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
bpf@vger.kernel.org, linux-kselftest@vger.kernel.org,
yangzhenze@bytedance.com, wangdongdong.6@bytedance.com,
zhoufeng.zf@bytedance.com
Subject: [PATCH bpf-next v2 1/2] bpf: cg_skb add get classid helper
Date: Wed, 18 Sep 2024 15:45:14 +0800 [thread overview]
Message-ID: <20240918074516.5697-2-zhoufeng.zf@bytedance.com> (raw)
In-Reply-To: <20240918074516.5697-1-zhoufeng.zf@bytedance.com>
From: Feng Zhou <zhoufeng.zf@bytedance.com>
At cg_skb hook point, can get classid for v1 or v2, allowing
users to do more functions such as acl.
Signed-off-by: Feng Zhou <zhoufeng.zf@bytedance.com>
---
net/core/filter.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/net/core/filter.c b/net/core/filter.c
index e4a4454df5f9..a4aa39b6dbba 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -8115,6 +8115,10 @@ cg_skb_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog)
return &bpf_get_listener_sock_proto;
case BPF_FUNC_skb_ecn_set_ce:
return &bpf_skb_ecn_set_ce_proto;
+#endif
+#ifdef CONFIG_CGROUP_NET_CLASSID
+ case BPF_FUNC_skb_cgroup_classid:
+ return &bpf_skb_cgroup_classid_proto;
#endif
default:
return sk_filter_func_proto(func_id, prog);
--
2.30.2
next prev parent reply other threads:[~2024-09-18 7:45 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-18 7:45 [PATCH bpf-next v2 0/2] Cgroup skb add helper to get net_cls's classid Feng zhou
2024-09-18 7:45 ` Feng zhou [this message]
2024-09-18 7:45 ` [PATCH bpf-next v2 2/2] bpf, selftests: Add test case for cgroup skb to get net_cls classid helpers Feng zhou
2024-10-01 1:58 ` Martin KaFai Lau
2024-10-16 8:28 ` [External] " Feng Zhou
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