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| author | Willem de Bruijn <willemb@google.com> | 2019-11-18 18:40:51 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-11-20 02:03:02 +0300 |
| commit | d4ffb02dee2fcb20e0c8086a8d1305bf885820bb (patch) | |
| tree | 13860fc65238986228ef7e1fc98bf6cc707db7c8 /include/net/tls.h | |
| parent | db96c2cb4870173ea9b08df130f1d1cc9b5dd53d (diff) | |
| download | linux-d4ffb02dee2fcb20e0c8086a8d1305bf885820bb.tar.xz | |
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 'include/net/tls.h')
| -rw-r--r-- | include/net/tls.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/net/tls.h b/include/net/tls.h index 794e297483ea..f4ad831eaa02 100644 --- a/include/net/tls.h +++ b/include/net/tls.h @@ -356,6 +356,8 @@ int tls_set_sw_offload(struct sock *sk, struct tls_context *ctx, int tx); void tls_sw_strparser_arm(struct sock *sk, struct tls_context *ctx); void tls_sw_strparser_done(struct tls_context *tls_ctx); int tls_sw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size); +int tls_sw_sendpage_locked(struct sock *sk, struct page *page, + int offset, size_t size, int flags); int tls_sw_sendpage(struct sock *sk, struct page *page, int offset, size_t size, int flags); void tls_sw_cancel_work_tx(struct tls_context *tls_ctx); |