diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/macintosh/windfarm_core.c | 10 | ||||
| -rw-r--r-- | drivers/serial/uartlite.c | 10 |
2 files changed, 9 insertions, 11 deletions
diff --git a/drivers/macintosh/windfarm_core.c b/drivers/macintosh/windfarm_core.c index 516d943227e2..075b4d99e354 100644 --- a/drivers/macintosh/windfarm_core.c +++ b/drivers/macintosh/windfarm_core.c @@ -94,7 +94,9 @@ static int wf_thread_func(void *data) DBG("wf: thread started\n"); set_freezable(); - while(!kthread_should_stop()) { + while (!kthread_should_stop()) { + try_to_freeze(); + if (time_after_eq(jiffies, next)) { wf_notify(WF_EVENT_TICK, NULL); if (wf_overtemp) { @@ -116,12 +118,6 @@ static int wf_thread_func(void *data) delay = next - jiffies; if (delay <= HZ) schedule_timeout_interruptible(delay); - - /* there should be no non-suspend signal, but oh well */ - if (signal_pending(current) && !try_to_freeze()) { - printk(KERN_WARNING "windfarm: thread got sigl !\n"); - break; - } } DBG("wf: thread stopped\n"); diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c index dfef83f14960..a85f2d31a686 100644 --- a/drivers/serial/uartlite.c +++ b/drivers/serial/uartlite.c @@ -329,12 +329,14 @@ static struct uart_ops ulite_ops = { static void ulite_console_wait_tx(struct uart_port *port) { int i; + u8 val; - /* wait up to 10ms for the character(s) to be sent */ - for (i = 0; i < 10000; i++) { - if (readb(port->membase + ULITE_STATUS) & ULITE_STATUS_TXEMPTY) + /* Spin waiting for TX fifo to have space available */ + for (i = 0; i < 100000; i++) { + val = readb(port->membase + ULITE_STATUS); + if ((val & ULITE_STATUS_TXFULL) == 0) break; - udelay(1); + cpu_relax(); } } |