Am 03.11.2025 um 21:10 hat Eric Blake geschrieben: > In qemu-nbd and other NBD server setups where parallel clients are > supported, it is common that the caller will re-register the same > callback function as long as it has not reached its limit on > simultaneous clients. In that case, there is no need to tear down and > reinstall GSource watches in the GMainContext. > > Signed-off-by: Eric Blake <[email protected]> > --- > io/net-listener.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/io/net-listener.c b/io/net-listener.c > index 0adbc409cf2..e89286ea63c 100644 > --- a/io/net-listener.c > +++ b/io/net-listener.c > @@ -147,6 +147,10 @@ void > qio_net_listener_set_client_func_full(QIONetListener *listener, > { > size_t i; > > + if (listener->io_func == func && listener->io_data == data) { > + return; > + }
Wouldn't a change of listener->io_notify also be significant? Kevin
