Message ID | 20180420145249.32435-2-peter.maydell@linaro.org |
---|---|
State | Accepted |
Commit | 47c4f85a0c27888e12af827471cfef87deb49821 |
Headers | show |
Series | Drop compile time limit on number of serial ports | expand |
On 04/20/2018 11:52 AM, Peter Maydell wrote: > Currently the serial.c realize code has an explicit check that it is not > connected to a disconnected backend (ie one with a NULL chardev). > This isn't what we want -- you should be able to create a serial device > even if it isn't attached to anything. Remove the check. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > hw/char/serial.c | 5 ----- > 1 file changed, 5 deletions(-) > > diff --git a/hw/char/serial.c b/hw/char/serial.c > index eb72191ee7..2c080c9862 100644 > --- a/hw/char/serial.c > +++ b/hw/char/serial.c > @@ -923,11 +923,6 @@ static int serial_be_change(void *opaque) > > void serial_realize_core(SerialState *s, Error **errp) > { > - if (!qemu_chr_fe_backend_connected(&s->chr)) { > - error_setg(errp, "Can't create serial device, empty char device"); > - return; > - } > - > s->modem_status_poll = timer_new_ns(QEMU_CLOCK_VIRTUAL, (QEMUTimerCB *) serial_update_msl, s); > > s->fifo_timeout_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, (QEMUTimerCB *) fifo_timeout_int, s); >
On 20.04.2018 16:52, Peter Maydell wrote: > Currently the serial.c realize code has an explicit check that it is not > connected to a disconnected backend (ie one with a NULL chardev). > This isn't what we want -- you should be able to create a serial device > even if it isn't attached to anything. Remove the check. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> > --- > hw/char/serial.c | 5 ----- > 1 file changed, 5 deletions(-) > > diff --git a/hw/char/serial.c b/hw/char/serial.c > index eb72191ee7..2c080c9862 100644 > --- a/hw/char/serial.c > +++ b/hw/char/serial.c > @@ -923,11 +923,6 @@ static int serial_be_change(void *opaque) > > void serial_realize_core(SerialState *s, Error **errp) > { > - if (!qemu_chr_fe_backend_connected(&s->chr)) { > - error_setg(errp, "Can't create serial device, empty char device"); > - return; > - } > - > s->modem_status_poll = timer_new_ns(QEMU_CLOCK_VIRTUAL, (QEMUTimerCB *) serial_update_msl, s); > > s->fifo_timeout_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, (QEMUTimerCB *) fifo_timeout_int, s); > Acked-by: Thomas Huth <thuth@redhat.com>
diff --git a/hw/char/serial.c b/hw/char/serial.c index eb72191ee7..2c080c9862 100644 --- a/hw/char/serial.c +++ b/hw/char/serial.c @@ -923,11 +923,6 @@ static int serial_be_change(void *opaque) void serial_realize_core(SerialState *s, Error **errp) { - if (!qemu_chr_fe_backend_connected(&s->chr)) { - error_setg(errp, "Can't create serial device, empty char device"); - return; - } - s->modem_status_poll = timer_new_ns(QEMU_CLOCK_VIRTUAL, (QEMUTimerCB *) serial_update_msl, s); s->fifo_timeout_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, (QEMUTimerCB *) fifo_timeout_int, s);
Currently the serial.c realize code has an explicit check that it is not connected to a disconnected backend (ie one with a NULL chardev). This isn't what we want -- you should be able to create a serial device even if it isn't attached to anything. Remove the check. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> --- hw/char/serial.c | 5 ----- 1 file changed, 5 deletions(-) -- 2.17.0