Commit 1493f8b6 authored by Anton Blanchard's avatar Anton Blanchard

hvc_console: stop HVC console while xmon is running

parent 5e051f29
......@@ -33,7 +33,7 @@
#define skipbl xmon_skipbl
#ifdef CONFIG_SMP
static unsigned long cpus_in_xmon = 0;
unsigned long cpus_in_xmon = 0;
static unsigned long got_xmon = 0;
static volatile int take_xmon = -1;
#endif /* CONFIG_SMP */
......
......@@ -227,6 +227,8 @@ static void hvc_poll(int index)
spin_unlock_irqrestore(&hp->lock, flags);
}
extern unsigned long cpus_in_xmon;
int khvcd(void *unused)
{
int i;
......@@ -237,8 +239,10 @@ int khvcd(void *unused)
sigfillset(&current->blocked);
for (;;) {
for (i = 0; i < MAX_NR_HVC_CONSOLES; ++i)
hvc_poll(i);
if (!cpus_in_xmon) {
for (i = 0; i < MAX_NR_HVC_CONSOLES; ++i)
hvc_poll(i);
}
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(TIMEOUT);
}
......
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