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authorTejun Heo <tj@kernel.org>2013-01-23 09:31:01 -0800
committerTejun Heo <tj@kernel.org>2013-01-23 09:31:01 -0800
commitc14afb82ffff5903a701a9fb737ac20f36d1f755 (patch)
tree304dcc7b1d7b9a5f564f7e978228e61ef41fbef2 /drivers/cpuidle/cpuidle.c
parent0fdff3ec6d87856cdcc99e69cf42143fdd6c56b4 (diff)
parent1d8549085377674224bf30a368284c391a3ce40e (diff)
downloadop-kernel-dev-c14afb82ffff5903a701a9fb737ac20f36d1f755.zip
op-kernel-dev-c14afb82ffff5903a701a9fb737ac20f36d1f755.tar.gz
Merge branch 'master' into for-3.9-async
To receive f56c3196f251012de9b3ebaff55732a9074fdaae ("async: fix __lowest_in_progress()"). Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/cpuidle/cpuidle.c')
-rw-r--r--drivers/cpuidle/cpuidle.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 8df53dd..e1f6860 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -69,24 +69,15 @@ int cpuidle_play_dead(void)
{
struct cpuidle_device *dev = __this_cpu_read(cpuidle_devices);
struct cpuidle_driver *drv = cpuidle_get_cpu_driver(dev);
- int i, dead_state = -1;
- int power_usage = -1;
+ int i;
if (!drv)
return -ENODEV;
/* Find lowest-power state that supports long-term idle */
- for (i = CPUIDLE_DRIVER_STATE_START; i < drv->state_count; i++) {
- struct cpuidle_state *s = &drv->states[i];
-
- if (s->power_usage < power_usage && s->enter_dead) {
- power_usage = s->power_usage;
- dead_state = i;
- }
- }
-
- if (dead_state != -1)
- return drv->states[dead_state].enter_dead(dev, dead_state);
+ for (i = drv->state_count - 1; i >= CPUIDLE_DRIVER_STATE_START; i--)
+ if (drv->states[i].enter_dead)
+ return drv->states[i].enter_dead(dev, i);
return -ENODEV;
}
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