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authorYonghong Song <yonghong.song@linux.dev>2024-04-09 21:35:27 -0700
committerAlexei Starovoitov <ast@kernel.org>2024-04-10 19:52:25 -0700
commit699c23f02c65cbfc3e638f14ce0d70c23a2e1f02 (patch)
tree070b277b3ca08c33c240a73d794ce2226dd6a719 /include/linux/skmsg.h
parentd0a2ba197bcbeaa795c5c961d927bcaf55964669 (diff)
bpf: Add bpf_link support for sk_msg and sk_skb progs
Add bpf_link support for sk_msg and sk_skb programs. We have an internal request to support bpf_link for sk_msg programs so user space can have a uniform handling with bpf_link based libbpf APIs. Using bpf_link based libbpf API also has a benefit which makes system robust by decoupling prog life cycle and attachment life cycle. Reviewed-by: John Fastabend <john.fastabend@gmail.com> Signed-off-by: Yonghong Song <yonghong.song@linux.dev> Link: https://lore.kernel.org/r/20240410043527.3737160-1-yonghong.song@linux.dev Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'include/linux/skmsg.h')
-rw-r--r--include/linux/skmsg.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h
index e65ec3fd2799..9c8dd4c01412 100644
--- a/include/linux/skmsg.h
+++ b/include/linux/skmsg.h
@@ -58,6 +58,10 @@ struct sk_psock_progs {
struct bpf_prog *stream_parser;
struct bpf_prog *stream_verdict;
struct bpf_prog *skb_verdict;
+ struct bpf_link *msg_parser_link;
+ struct bpf_link *stream_parser_link;
+ struct bpf_link *stream_verdict_link;
+ struct bpf_link *skb_verdict_link;
};
enum sk_psock_state_bits {