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VSOCK: call sk->sk_data_ready() on accept() 

When a listen socket enqueues a connection for userspace to accept(),
the sk->sk_data_ready() callback should be invoked.  In-kernel socket
users rely on this callback to detect when incoming connections are
available.

Currently the sk->sk_state_change() callback is invoked by
vmci_transport.c.  This happens to work for userspace applications since
sk->sk_state_change = sock_def_wakeup() and sk->sk_data_ready =
sock_def_readable() both wake up the accept() waiter.  In-kernel socket
users, on the other hand, fail to detect incoming connections.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Stefan Hajnoczi 2015-11-04 12:58:42 +00:00 committed by David S. Miller
parent f63ce5b6fa
commit 7362945aea
1 changed files with 1 additions and 1 deletions
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2
net/vmw_vsock/vmci_transport.c
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@ -1234,7 +1234,7 @@ vmci_transport_recv_connecting_server(struct sock *listener,
/* Callers of accept() will be be waiting on the listening socket, not
* the pending socket.
*/
listener->sk_state_change(listener);
listener->sk_data_ready(listener);
return 0;