If input buffers stay in primed state qdio may not receive further interrupts for the input queue depending on the firmware. That can cause a connection hang on OSA cards. Change the state of all primed input buffers that are not acknowledged to not initialized. Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>