diff mbox series

[bpf-next,v6,8/8] skmsg: get rid of sk_psock_bpf_run()

Message ID 20210220052924.106599-9-xiyou.wangcong@gmail.com
State Superseded
Headers show
Series sock_map: clean up and refactor code for BPF_SK_SKB_VERDICT | expand

Commit Message

Cong Wang Feb. 20, 2021, 5:29 a.m. UTC 
From: Cong Wang <cong.wang@bytedance.com>

It is now nearly identical to bpf_prog_run_pin_on_cpu() and
it has an unused parameter 'psock', so we can just get rid
of it and call bpf_prog_run_pin_on_cpu() directly.

Cc: Jakub Sitnicki <jakub@cloudflare.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Lorenz Bauer <lmb@cloudflare.com>
Cc: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Cong Wang <cong.wang@bytedance.com>
---
 net/core/skmsg.c | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

Comments

Jakub Sitnicki Feb. 22, 2021, 12:31 p.m. UTC | #1 
On Sat, Feb 20, 2021 at 06:29 AM CET, Cong Wang wrote:
> From: Cong Wang <cong.wang@bytedance.com>

>

> It is now nearly identical to bpf_prog_run_pin_on_cpu() and

> it has an unused parameter 'psock', so we can just get rid

> of it and call bpf_prog_run_pin_on_cpu() directly.

>

> Cc: Jakub Sitnicki <jakub@cloudflare.com>

> Cc: Daniel Borkmann <daniel@iogearbox.net>

> Cc: Lorenz Bauer <lmb@cloudflare.com>

> Cc: John Fastabend <john.fastabend@gmail.com>

> Signed-off-by: Cong Wang <cong.wang@bytedance.com>

> ---


Acked-by: Jakub Sitnicki <jakub@cloudflare.com>
diff mbox series

Patch

diff --git a/net/core/skmsg.c b/net/core/skmsg.c
index 286a95304e03..b240be71f21f 100644
--- a/net/core/skmsg.c
+++ b/net/core/skmsg.c
@@ -748,12 +748,6 @@  int sk_psock_msg_verdict(struct sock *sk, struct sk_psock *psock,
 }
 EXPORT_SYMBOL_GPL(sk_psock_msg_verdict);
 
-static int sk_psock_bpf_run(struct sk_psock *psock, struct bpf_prog *prog,
-			    struct sk_buff *skb)
-{
-	return bpf_prog_run_pin_on_cpu(prog, skb);
-}
-
 static void sk_psock_skb_redirect(struct sk_buff *skb)
 {
 	struct sk_psock *psock_other;
@@ -811,7 +805,7 @@  int sk_psock_tls_strp_read(struct sk_psock *psock, struct sk_buff *skb)
 		skb->sk = psock->sk;
 		skb_dst_drop(skb);
 		skb_bpf_redirect_clear(skb);
-		ret = sk_psock_bpf_run(psock, prog, skb);
+		ret = bpf_prog_run_pin_on_cpu(prog, skb);
 		ret = sk_psock_map_verd(ret, skb_bpf_redirect_fetch(skb));
 		skb->sk = NULL;
 	}
@@ -898,7 +892,7 @@  static void sk_psock_strp_read(struct strparser *strp, struct sk_buff *skb)
 	if (likely(prog)) {
 		skb_dst_drop(skb);
 		skb_bpf_redirect_clear(skb);
-		ret = sk_psock_bpf_run(psock, prog, skb);
+		ret = bpf_prog_run_pin_on_cpu(prog, skb);
 		ret = sk_psock_map_verd(ret, skb_bpf_redirect_fetch(skb));
 	}
 	sk_psock_verdict_apply(psock, skb, ret);
@@ -921,7 +915,7 @@  static int sk_psock_strp_parse(struct strparser *strp, struct sk_buff *skb)
 	prog = READ_ONCE(psock->progs.stream_parser);
 	if (likely(prog)) {
 		skb->sk = psock->sk;
-		ret = sk_psock_bpf_run(psock, prog, skb);
+		ret = bpf_prog_run_pin_on_cpu(prog, skb);
 		skb->sk = NULL;
 	}
 	rcu_read_unlock();
@@ -1014,7 +1008,7 @@  static int sk_psock_verdict_recv(read_descriptor_t *desc, struct sk_buff *skb,
 	if (likely(prog)) {
 		skb_dst_drop(skb);
 		skb_bpf_redirect_clear(skb);
-		ret = sk_psock_bpf_run(psock, prog, skb);
+		ret = bpf_prog_run_pin_on_cpu(prog, skb);
 		ret = sk_psock_map_verd(ret, skb_bpf_redirect_fetch(skb));
 	}
 	sk_psock_verdict_apply(psock, skb, ret);