diff options
| author | Aaro Koskinen <aaro.koskinen@iki.fi> | 2016-04-10 15:53:47 -0400 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-04-12 07:05:20 -0400 |
| commit | c796d1d97c3035cf54d4d5a9e75abd094db80e76 (patch) | |
| tree | d20729e4de03e9b5826a53cd5e357c24b88863d7 /drivers/macintosh | |
| parent | 7f92bc5694557dee4cefa90df27feec16c7b62da (diff) | |
drivers: macintosh: rack-meter: limit idle ticks to total ticks
Limit idle ticks to total ticks. This prevents the annoying rackmeter
leds fully ON / OFF blinking state that happens on fully idling
G5 Xserve systems.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers/macintosh')
| -rw-r--r-- | drivers/macintosh/rack-meter.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/macintosh/rack-meter.c b/drivers/macintosh/rack-meter.c index caaec654d7ea..ba7e330640fb 100644 --- a/drivers/macintosh/rack-meter.c +++ b/drivers/macintosh/rack-meter.c | |||
| @@ -227,6 +227,7 @@ static void rackmeter_do_timer(struct work_struct *work) | |||
| 227 | 227 | ||
| 228 | total_idle_ticks = get_cpu_idle_time(cpu); | 228 | total_idle_ticks = get_cpu_idle_time(cpu); |
| 229 | idle_ticks = (unsigned int) (total_idle_ticks - rcpu->prev_idle); | 229 | idle_ticks = (unsigned int) (total_idle_ticks - rcpu->prev_idle); |
| 230 | idle_ticks = min(idle_ticks, total_ticks); | ||
| 230 | rcpu->prev_idle = total_idle_ticks; | 231 | rcpu->prev_idle = total_idle_ticks; |
| 231 | 232 | ||
| 232 | /* We do a very dumb calculation to update the LEDs for now, | 233 | /* We do a very dumb calculation to update the LEDs for now, |