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authorCong Wang <cong.wang@bytedance.com>2021-10-08 23:33:03 +0300
committerAlexei Starovoitov <ast@kernel.org>2021-10-26 22:29:33 +0300
commit7b50ecfcc6cdfe87488576bc3ed443dc8d083b90 (patch)
tree0851392dcfe34a0f7812e4e1a39c8a972d89fa80 /net
parentcd9733f5d75c94a32544d6ce5be47e14194cf137 (diff)
downloadlinux-7b50ecfcc6cdfe87488576bc3ed443dc8d083b90.tar.xz
net: Rename ->stream_memory_read to ->sock_is_readable
The proto ops ->stream_memory_read() is currently only used by TCP to check whether psock queue is empty or not. We need to rename it before reusing it for non-TCP protocols, and adjust the exsiting users accordingly. Signed-off-by: Cong Wang <cong.wang@bytedance.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20211008203306.37525-2-xiyou.wangcong@gmail.com
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/tcp.c5
-rw-r--r--net/ipv4/tcp_bpf.c4
-rw-r--r--net/tls/tls_main.c4
-rw-r--r--net/tls/tls_sw.c2
4 files changed, 6 insertions, 9 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index e8b48df73c85..f5c336f8b0c8 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -486,10 +486,7 @@ static bool tcp_stream_is_readable(struct sock *sk, int target)
{
if (tcp_epollin_ready(sk, target))
return true;
-
- if (sk->sk_prot->stream_memory_read)
- return sk->sk_prot->stream_memory_read(sk);
- return false;
+ return sk_is_readable(sk);
}
/*
diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c
index 9d068153c316..7e71e9e278cb 100644
--- a/net/ipv4/tcp_bpf.c
+++ b/net/ipv4/tcp_bpf.c
@@ -150,7 +150,7 @@ int tcp_bpf_sendmsg_redir(struct sock *sk, struct sk_msg *msg,
EXPORT_SYMBOL_GPL(tcp_bpf_sendmsg_redir);
#ifdef CONFIG_BPF_SYSCALL
-static bool tcp_bpf_stream_read(const struct sock *sk)
+static bool tcp_bpf_sock_is_readable(struct sock *sk)
{
struct sk_psock *psock;
bool empty = true;
@@ -491,7 +491,7 @@ static void tcp_bpf_rebuild_protos(struct proto prot[TCP_BPF_NUM_CFGS],
prot[TCP_BPF_BASE].unhash = sock_map_unhash;
prot[TCP_BPF_BASE].close = sock_map_close;
prot[TCP_BPF_BASE].recvmsg = tcp_bpf_recvmsg;
- prot[TCP_BPF_BASE].stream_memory_read = tcp_bpf_stream_read;
+ prot[TCP_BPF_BASE].sock_is_readable = tcp_bpf_sock_is_readable;
prot[TCP_BPF_TX] = prot[TCP_BPF_BASE];
prot[TCP_BPF_TX].sendmsg = tcp_bpf_sendmsg;
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index fde56ff49163..9ab81db8a654 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -681,12 +681,12 @@ static void build_protos(struct proto prot[TLS_NUM_CONFIG][TLS_NUM_CONFIG],
prot[TLS_BASE][TLS_SW] = prot[TLS_BASE][TLS_BASE];
prot[TLS_BASE][TLS_SW].recvmsg = tls_sw_recvmsg;
- prot[TLS_BASE][TLS_SW].stream_memory_read = tls_sw_stream_read;
+ prot[TLS_BASE][TLS_SW].sock_is_readable = tls_sw_sock_is_readable;
prot[TLS_BASE][TLS_SW].close = tls_sk_proto_close;
prot[TLS_SW][TLS_SW] = prot[TLS_SW][TLS_BASE];
prot[TLS_SW][TLS_SW].recvmsg = tls_sw_recvmsg;
- prot[TLS_SW][TLS_SW].stream_memory_read = tls_sw_stream_read;
+ prot[TLS_SW][TLS_SW].sock_is_readable = tls_sw_sock_is_readable;
prot[TLS_SW][TLS_SW].close = tls_sk_proto_close;
#ifdef CONFIG_TLS_DEVICE
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 4feb95e34b64..d5d09bd817b7 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -2026,7 +2026,7 @@ splice_read_end:
return copied ? : err;
}
-bool tls_sw_stream_read(const struct sock *sk)
+bool tls_sw_sock_is_readable(struct sock *sk)
{
struct tls_context *tls_ctx = tls_get_ctx(sk);
struct tls_sw_context_rx *ctx = tls_sw_ctx_rx(tls_ctx);