diff options
| author | Helge Deller <deller@gmx.de> | 2009-01-06 14:23:13 +0100 |
|---|---|---|
| committer | Kyle McMartin <kyle@mcmartin.ca> | 2009-03-31 04:51:34 +0200 |
| commit | 8a1def457bab9f9654bd4dbb1e3eea6fedd26afa (patch) | |
| tree | f0bff8d9f22ade7f80e30e66577e4f157846fcbd /drivers | |
| parent | parisc: add ftrace (function and graph tracer) functionality (diff) | |
| download | linux-8a1def457bab9f9654bd4dbb1e3eea6fedd26afa.tar.xz linux-8a1def457bab9f9654bd4dbb1e3eea6fedd26afa.zip | |
parisc: blink all or loadavg LEDs on oops
- depending on machine type, blink all leds or just the loadavg
leds twice a second on oops.
- cancel_rearming_delayed_workqueue() is obsolete,
use cancel_delayed_work_sync() instead
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/parisc/led.c | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c index 454b6532e409..75ff6d78f002 100644 --- a/drivers/parisc/led.c +++ b/drivers/parisc/led.c @@ -3,7 +3,7 @@ * * (c) Copyright 2000 Red Hat Software * (c) Copyright 2000 Helge Deller <hdeller@redhat.com> - * (c) Copyright 2001-2005 Helge Deller <deller@gmx.de> + * (c) Copyright 2001-2009 Helge Deller <deller@gmx.de> * (c) Copyright 2001 Randolph Chung <tausq@debian.org> * * This program is free software; you can redistribute it and/or modify @@ -463,9 +463,20 @@ static void led_work_func (struct work_struct *unused) if (likely(led_lanrxtx)) currentleds |= led_get_net_activity(); if (likely(led_diskio)) currentleds |= led_get_diskio_activity(); - /* blink all LEDs twice a second if we got an Oops (HPMC) */ - if (unlikely(oops_in_progress)) - currentleds = (count_HZ<=(HZ/2)) ? 0 : 0xff; + /* blink LEDs if we got an Oops (HPMC) */ + if (unlikely(oops_in_progress)) { + if (boot_cpu_data.cpu_type >= pcxl2) { + /* newer machines don't have loadavg. LEDs, so we + * let all LEDs blink twice per second instead */ + currentleds = (count_HZ <= (HZ/2)) ? 0 : 0xff; + } else { + /* old machines: blink loadavg. LEDs twice per second */ + if (count_HZ <= (HZ/2)) + currentleds &= ~(LED4|LED5|LED6|LED7); + else + currentleds |= (LED4|LED5|LED6|LED7); + } + } if (currentleds != lastleds) { @@ -511,7 +522,7 @@ static int led_halt(struct notifier_block *nb, unsigned long event, void *buf) /* Cancel the work item and delete the queue */ if (led_wq) { - cancel_rearming_delayed_workqueue(led_wq, &led_task); + cancel_delayed_work_sync(&led_task); destroy_workqueue(led_wq); led_wq = NULL; } @@ -630,7 +641,7 @@ int lcd_print( const char *str ) /* temporarily disable the led work task */ if (led_wq) - cancel_rearming_delayed_workqueue(led_wq, &led_task); + cancel_delayed_work_sync(&led_task); /* copy display string to buffer for procfs */ strlcpy(lcd_text, str, sizeof(lcd_text)); |