These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / s390 / char / tty3270.c

diff --git a/kernel/drivers/s390/char/tty3270.c b/kernel/drivers/s390/char/tty3270.c
index e91b89d..e96fc7f 100644 (file)
--- a/kernel/drivers/s390/char/tty3270.c
+++ b/kernel/drivers/s390/char/tty3270.c
@@ -659,6 +659,10 @@ tty3270_irq(struct tty3270 *tp, struct raw3270_request *rq, struct irb *irb)
                else
                        /* Normal end. Copy residual count. */
                        rq->rescnt = irb->scsw.cmd.count;
+       } else if (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) {
+               /* Interrupt without an outstanding request -> update all */
+               tp->update_flags = TTY_UPDATE_ALL;
+               tty3270_set_timer(tp, 1);
        }
        return RAW3270_IO_DONE;
 }