From: Florian Westphal <fw@strlen.de>
To: bpf@vger.kernel.org
Cc: <netfilter-devel@vger.kernel.org>, Florian Westphal <fw@strlen.de>
Subject: [PATCH RFC v2 bpf-next 2/3] libbpf: sync header file, add nf prog section name
Date: Thu, 2 Mar 2023 18:27:56 +0100 [thread overview]
Message-ID: <20230302172757.9548-3-fw@strlen.de> (raw)
In-Reply-To: <20230302172757.9548-1-fw@strlen.de>
Signed-off-by: Florian Westphal <fw@strlen.de>
---
tools/include/uapi/linux/bpf.h | 12 ++++++++++++
tools/lib/bpf/libbpf.c | 1 +
2 files changed, 13 insertions(+)
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index c9699304aed2..b063c6985769 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -986,6 +986,7 @@ enum bpf_prog_type {
BPF_PROG_TYPE_LSM,
BPF_PROG_TYPE_SK_LOOKUP,
BPF_PROG_TYPE_SYSCALL, /* a program that can execute syscalls */
+ BPF_PROG_TYPE_NETFILTER,
};
enum bpf_attach_type {
@@ -1049,6 +1050,7 @@ enum bpf_link_type {
BPF_LINK_TYPE_PERF_EVENT = 7,
BPF_LINK_TYPE_KPROBE_MULTI = 8,
BPF_LINK_TYPE_STRUCT_OPS = 9,
+ BPF_LINK_TYPE_NETFILTER = 10,
MAX_BPF_LINK_TYPE,
};
@@ -1543,6 +1545,11 @@ union bpf_attr {
*/
__u64 cookie;
} tracing;
+ struct {
+ __u32 pf;
+ __u32 hooknum;
+ __s32 prio;
+ } netfilter;
};
} link_create;
@@ -6373,6 +6380,11 @@ struct bpf_link_info {
struct {
__u32 ifindex;
} xdp;
+ struct {
+ __u32 pf;
+ __u32 hooknum;
+ __s32 priority;
+ } netfilter;
};
} __attribute__((aligned(8)));
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 05c4db355f28..a2cbd6fe6a51 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -8570,6 +8570,7 @@ static const struct bpf_sec_def section_defs[] = {
SEC_DEF("struct_ops+", STRUCT_OPS, 0, SEC_NONE),
SEC_DEF("struct_ops.s+", STRUCT_OPS, 0, SEC_SLEEPABLE),
SEC_DEF("sk_lookup", SK_LOOKUP, BPF_SK_LOOKUP, SEC_ATTACHABLE),
+ SEC_DEF("netfilter", NETFILTER, 0, SEC_NONE),
};
static size_t custom_sec_def_cnt;
--
2.39.2
next prev parent reply other threads:[~2023-03-02 17:28 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-02 17:27 [PATCH RFC v2 bpf-next 0/3] bpf: add netfilter program type Florian Westphal
2023-03-02 17:27 ` [PATCH RFC v2 bpf-next 1/3] bpf: add bpf_link support for BPF_NETFILTER programs Florian Westphal
2023-03-02 20:07 ` kernel test robot
2023-03-02 20:28 ` Stanislav Fomichev
2023-03-03 0:27 ` Florian Westphal
2023-03-23 0:41 ` Daniel Xu
2023-03-23 18:31 ` Stanislav Fomichev
2023-03-24 17:33 ` Daniel Xu
2023-03-24 17:58 ` Stanislav Fomichev
2023-03-24 18:22 ` Florian Westphal
2023-03-24 19:22 ` Stanislav Fomichev
2023-03-02 21:10 ` kernel test robot
2023-03-02 17:27 ` Florian Westphal [this message]
2023-03-02 17:27 ` [PATCH RFC v2 bpf-next 3/3] bpf: minimal support for programs hooked into netfilter framework Florian Westphal
2023-03-02 19:59 ` Toke Høiland-Jørgensen
2023-03-02 23:53 ` Florian Westphal
2023-03-03 0:06 ` Toke Høiland-Jørgensen
2023-03-02 19:59 ` [PATCH RFC v2 bpf-next 0/3] bpf: add netfilter program type Toke Høiland-Jørgensen
2023-03-23 0:36 ` Daniel Xu
2023-03-24 18:36 ` Florian Westphal
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