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author | Willem de Bruijn <willemb@google.com> | 2019-11-18 10:40:51 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2019-11-19 15:03:02 -0800 |
commit | d4ffb02dee2fcb20e0c8086a8d1305bf885820bb (patch) | |
tree | 13860fc65238986228ef7e1fc98bf6cc707db7c8 /net/tls/tls_main.c | |
parent | db96c2cb4870173ea9b08df130f1d1cc9b5dd53d (diff) | |
download | linux-stable-d4ffb02dee2fcb20e0c8086a8d1305bf885820bb.tar.gz linux-stable-d4ffb02dee2fcb20e0c8086a8d1305bf885820bb.tar.bz2 linux-stable-d4ffb02dee2fcb20e0c8086a8d1305bf885820bb.zip |
net/tls: enable sk_msg redirect to tls socket egress
Bring back tls_sw_sendpage_locked. sk_msg redirection into a socket
with TLS_TX takes the following path:
tcp_bpf_sendmsg_redir
tcp_bpf_push_locked
tcp_bpf_push
kernel_sendpage_locked
sock->ops->sendpage_locked
Also update the flags test in tls_sw_sendpage_locked to allow flag
MSG_NO_SHARED_FRAGS. bpf_tcp_sendmsg sets this.
Link: https://lore.kernel.org/netdev/CA+FuTSdaAawmZ2N8nfDDKu3XLpXBbMtcCT0q4FntDD2gn8ASUw@mail.gmail.com/T/#t
Link: https://github.com/wdebruij/kerneltools/commits/icept.2
Fixes: 0608c69c9a80 ("bpf: sk_msg, sock{map|hash} redirect through ULP")
Fixes: f3de19af0f5b ("Revert \"net/tls: remove unused function tls_sw_sendpage_locked\"")
Signed-off-by: Willem de Bruijn <willemb@google.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tls/tls_main.c')
-rw-r--r-- | net/tls/tls_main.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index 0775ae40fcfb..f874cc0da45d 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -908,6 +908,7 @@ static int __init tls_register(void) { tls_sw_proto_ops = inet_stream_ops; tls_sw_proto_ops.splice_read = tls_sw_splice_read; + tls_sw_proto_ops.sendpage_locked = tls_sw_sendpage_locked, tls_device_init(); tcp_register_ulp(&tcp_tls_ulp_ops); |