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[v8,bpf-next,10/11] libbpf: Set expected_attach_type for BPF_PROG_TYPE_SK_REUSEPORT.

Message ID 20210612123224.12525-11-kuniyu@amazon.co.jp
State New
Headers show
Series Socket migration for SO_REUSEPORT. | expand

Commit Message

Kuniyuki Iwashima June 12, 2021, 12:32 p.m. UTC 
This commit introduces a new section (sk_reuseport/migrate) and sets
expected_attach_type to two each section in BPF_PROG_TYPE_SK_REUSEPORT
program.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.co.jp>
Acked-by: Martin KaFai Lau <kafai@fb.com>
---
 tools/lib/bpf/libbpf.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 128715b8794b..f6b91fb0c857 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -9075,7 +9075,10 @@  static struct bpf_link *attach_iter(const struct bpf_sec_def *sec,
 
 static const struct bpf_sec_def section_defs[] = {
 	BPF_PROG_SEC("socket",			BPF_PROG_TYPE_SOCKET_FILTER),
-	BPF_PROG_SEC("sk_reuseport",		BPF_PROG_TYPE_SK_REUSEPORT),
+	BPF_EAPROG_SEC("sk_reuseport/migrate",	BPF_PROG_TYPE_SK_REUSEPORT,
+						BPF_SK_REUSEPORT_SELECT_OR_MIGRATE),
+	BPF_EAPROG_SEC("sk_reuseport",		BPF_PROG_TYPE_SK_REUSEPORT,
+						BPF_SK_REUSEPORT_SELECT),
 	SEC_DEF("kprobe/", KPROBE,
 		.attach_fn = attach_kprobe),
 	BPF_PROG_SEC("uprobe/",			BPF_PROG_TYPE_KPROBE),