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From: Cong Wang <xiyou.wangcong@gmail.com>
To: netdev@vger.kernel.org
Cc: bpf@vger.kernel.org, duanxiongchun@bytedance.com,
	wangdongdong.6@bytedance.com, jiang.wang@bytedance.com,
	Cong Wang <cong.wang@bytedance.com>,
	Jakub Sitnicki <jakub@cloudflare.com>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Lorenz Bauer <lmb@cloudflare.com>,
	John Fastabend <john.fastabend@gmail.com>
Subject: [Patch bpf-next v6 8/8] skmsg: get rid of sk_psock_bpf_run()
Date: Fri, 19 Feb 2021 21:29:24 -0800	[thread overview]
Message-ID: <20210220052924.106599-9-xiyou.wangcong@gmail.com> (raw)
In-Reply-To: <20210220052924.106599-1-xiyou.wangcong@gmail.com>

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(-)

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);
-- 
2.25.1


  parent reply	other threads:[~2021-02-20  5:31 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-20  5:29 [Patch bpf-next v6 0/8] sock_map: clean up and refactor code for BPF_SK_SKB_VERDICT Cong Wang
2021-02-20  5:29 ` [Patch bpf-next v6 1/8] bpf: clean up sockmap related Kconfigs Cong Wang
2021-02-22  8:51   ` Jakub Sitnicki
2021-02-22 23:23     ` Cong Wang
2021-02-20  5:29 ` [Patch bpf-next v6 2/8] skmsg: get rid of struct sk_psock_parser Cong Wang
2021-02-20  5:29 ` [Patch bpf-next v6 3/8] bpf: compute data_end dynamically with JIT code Cong Wang
2021-02-20  5:29 ` [Patch bpf-next v6 4/8] skmsg: move sk_redir from TCP_SKB_CB to skb Cong Wang
2021-02-22 12:20   ` Jakub Sitnicki
2021-02-22 19:27     ` Cong Wang
2021-02-23 17:52       ` Jakub Sitnicki
2021-02-23 18:04         ` Cong Wang
2021-02-23 18:36           ` Jakub Sitnicki
2021-02-20  5:29 ` [Patch bpf-next v6 5/8] sock_map: rename skb_parser and skb_verdict Cong Wang
2021-02-22 12:28   ` Jakub Sitnicki
2021-02-22 19:32     ` Cong Wang
2021-02-20  5:29 ` [Patch bpf-next v6 6/8] sock_map: make sock_map_prog_update() static Cong Wang
2021-02-22 12:29   ` Jakub Sitnicki
2021-02-20  5:29 ` [Patch bpf-next v6 7/8] skmsg: make __sk_psock_purge_ingress_msg() static Cong Wang
2021-02-22 12:30   ` Jakub Sitnicki
2021-02-20  5:29 ` Cong Wang [this message]
2021-02-22 12:31   ` [Patch bpf-next v6 8/8] skmsg: get rid of sk_psock_bpf_run() Jakub Sitnicki
2021-02-22 12:32 ` [Patch bpf-next v6 0/8] sock_map: clean up and refactor code for BPF_SK_SKB_VERDICT Jakub Sitnicki

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