diff options
| author | Mark Brown <broonie@kernel.org> | 2021-05-18 17:24:52 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-05-18 17:24:52 +0100 |
| commit | c37fe6aff89cb0d842993fe2f69e48bf3ebe0ab0 (patch) | |
| tree | 2a322c48218f7006bab789b7bf16ec58b129a096 /net/ipv4/bpf_tcp_ca.c | |
| parent | d7aed20d446d8c87f5e13adf73281056b0064a45 (diff) | |
| parent | d07f6ca923ea0927a1024dfccafc5b53b61cfecc (diff) | |
Merge tag 'v5.13-rc2' into spi-5.13
Linux 5.13-rc2
Diffstat (limited to 'net/ipv4/bpf_tcp_ca.c')
| -rw-r--r-- | net/ipv4/bpf_tcp_ca.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/net/ipv4/bpf_tcp_ca.c b/net/ipv4/bpf_tcp_ca.c index d520e61649c8..dff4f0eb96b0 100644 --- a/net/ipv4/bpf_tcp_ca.c +++ b/net/ipv4/bpf_tcp_ca.c @@ -5,6 +5,7 @@ #include <linux/bpf_verifier.h> #include <linux/bpf.h> #include <linux/btf.h> +#include <linux/btf_ids.h> #include <linux/filter.h> #include <net/tcp.h> #include <net/bpf_sk_storage.h> @@ -178,10 +179,52 @@ bpf_tcp_ca_get_func_proto(enum bpf_func_id func_id, } } +BTF_SET_START(bpf_tcp_ca_kfunc_ids) +BTF_ID(func, tcp_reno_ssthresh) +BTF_ID(func, tcp_reno_cong_avoid) +BTF_ID(func, tcp_reno_undo_cwnd) +BTF_ID(func, tcp_slow_start) +BTF_ID(func, tcp_cong_avoid_ai) +#ifdef CONFIG_DYNAMIC_FTRACE +#if IS_BUILTIN(CONFIG_TCP_CONG_CUBIC) +BTF_ID(func, cubictcp_init) +BTF_ID(func, cubictcp_recalc_ssthresh) +BTF_ID(func, cubictcp_cong_avoid) +BTF_ID(func, cubictcp_state) +BTF_ID(func, cubictcp_cwnd_event) +BTF_ID(func, cubictcp_acked) +#endif +#if IS_BUILTIN(CONFIG_TCP_CONG_DCTCP) +BTF_ID(func, dctcp_init) +BTF_ID(func, dctcp_update_alpha) +BTF_ID(func, dctcp_cwnd_event) +BTF_ID(func, dctcp_ssthresh) +BTF_ID(func, dctcp_cwnd_undo) +BTF_ID(func, dctcp_state) +#endif +#if IS_BUILTIN(CONFIG_TCP_CONG_BBR) +BTF_ID(func, bbr_init) +BTF_ID(func, bbr_main) +BTF_ID(func, bbr_sndbuf_expand) +BTF_ID(func, bbr_undo_cwnd) +BTF_ID(func, bbr_cwnd_event) +BTF_ID(func, bbr_ssthresh) +BTF_ID(func, bbr_min_tso_segs) +BTF_ID(func, bbr_set_state) +#endif +#endif /* CONFIG_DYNAMIC_FTRACE */ +BTF_SET_END(bpf_tcp_ca_kfunc_ids) + +static bool bpf_tcp_ca_check_kfunc_call(u32 kfunc_btf_id) +{ + return btf_id_set_contains(&bpf_tcp_ca_kfunc_ids, kfunc_btf_id); +} + static const struct bpf_verifier_ops bpf_tcp_ca_verifier_ops = { .get_func_proto = bpf_tcp_ca_get_func_proto, .is_valid_access = bpf_tcp_ca_is_valid_access, .btf_struct_access = bpf_tcp_ca_btf_struct_access, + .check_kfunc_call = bpf_tcp_ca_check_kfunc_call, }; static int bpf_tcp_ca_init_member(const struct btf_type *t, |