Merge remote-tracking branch 'remotes/juanquintela/tags/fail-pull-request' into staging
Fix multifd with big number of channels
# gpg: Signature made Wed 04 Sep 2019 07:28:31 BST
# gpg: using RSA key
1899FF8EDEBF58CCEE034B82F487EF185872D723
# gpg: Good signature from "Juan Quintela <quintela@redhat.com>" [full]
# gpg: aka "Juan Quintela <quintela@trasno.org>" [full]
# Primary key fingerprint: 1899 FF8E DEBF 58CC EE03 4B82 F487 EF18 5872 D723
* remotes/juanquintela/tags/fail-pull-request:
multifd: Use number of channels as listen backlog
socket: Add num connections to qio_net_listener_open_sync()
socket: Add num connections to qio_channel_socket_async()
socket: Add num connections to qio_channel_socket_sync()
socket: Add backlog parameter to socket_listen
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>