nbd_open() does it (through nbd_establish_connection()). Actually we lost that call on reconnect path in 1dc4718d849e1a1fe "block/nbd: use non-blocking connect: fix vm hang on connect()" when we have introduced reconnect thread.
Fixes: 1dc4718d849e1a1fe665ce5241ed79048cfa2cfc Signed-off-by: Vladimir Sementsov-Ogievskiy <[email protected]> --- block/nbd.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/block/nbd.c b/block/nbd.c index 01d2c2efad..f3a036354d 100644 --- a/block/nbd.c +++ b/block/nbd.c @@ -408,6 +408,8 @@ static void *connect_thread_func(void *opaque) thr->sioc = NULL; } + qio_channel_set_delay(QIO_CHANNEL(thr->sioc), false); + qemu_mutex_lock(&thr->mutex); switch (thr->state) { -- 2.29.2
