diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/hpet.c | 4 | ||||
| -rw-r--r-- | drivers/char/random.c | 11 | ||||
| -rw-r--r-- | drivers/char/virtio_console.c | 7 |
3 files changed, 17 insertions, 5 deletions
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 3845ab44c330..dfd7876f127c 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -906,8 +906,8 @@ int hpet_alloc(struct hpet_data *hdp) hpetp->hp_which, hdp->hd_phys_address, hpetp->hp_ntimer > 1 ? "s" : ""); for (i = 0; i < hpetp->hp_ntimer; i++) - printk("%s %d", i > 0 ? "," : "", hdp->hd_irq[i]); - printk("\n"); + printk(KERN_CONT "%s %d", i > 0 ? "," : "", hdp->hd_irq[i]); + printk(KERN_CONT "\n"); temp = hpetp->hp_tick_freq; remainder = do_div(temp, 1000000); diff --git a/drivers/char/random.c b/drivers/char/random.c index 54ca8b23cde3..4ec04a754733 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -1260,10 +1260,15 @@ static int proc_do_uuid(ctl_table *table, int write, uuid = table->data; if (!uuid) { uuid = tmp_uuid; - uuid[8] = 0; - } - if (uuid[8] == 0) generate_random_uuid(uuid); + } else { + static DEFINE_SPINLOCK(bootid_spinlock); + + spin_lock(&bootid_spinlock); + if (!uuid[8]) + generate_random_uuid(uuid); + spin_unlock(&bootid_spinlock); + } sprintf(buf, "%pU", uuid); diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index ddf86b6500b7..cdf2f5451c76 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1895,6 +1895,13 @@ static int virtcons_restore(struct virtio_device *vdev) /* Get port open/close status on the host */ send_control_msg(port, VIRTIO_CONSOLE_PORT_READY, 1); + + /* + * If a port was open at the time of suspending, we + * have to let the host know that it's still open. + */ + if (port->guest_connected) + send_control_msg(port, VIRTIO_CONSOLE_PORT_OPEN, 1); } return 0; } |