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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-09-07 14:18:36 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-09-07 14:18:36 -0700 |
| commit | 7e66eaf14e19c032433be7c4df3c892fa2a5282f (patch) | |
| tree | 56b0d5f9d16eb18744e102f3f216715196cd62e6 /drivers/cpuidle/governor.c | |
| parent | Input: tsc2007 - add open and close methods (diff) | |
| parent | Linux 3.1-rc4 (diff) | |
| download | linux-dev-7e66eaf14e19c032433be7c4df3c892fa2a5282f.tar.xz linux-dev-7e66eaf14e19c032433be7c4df3c892fa2a5282f.zip | |
Merge commit 'v3.1-rc4' into next
Diffstat (limited to 'drivers/cpuidle/governor.c')
| -rw-r--r-- | drivers/cpuidle/governor.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/cpuidle/governor.c b/drivers/cpuidle/governor.c index 724c164d31c9..ea2f8e7aa24a 100644 --- a/drivers/cpuidle/governor.c +++ b/drivers/cpuidle/governor.c @@ -81,6 +81,9 @@ int cpuidle_register_governor(struct cpuidle_governor *gov) if (!gov || !gov->select) return -EINVAL; + if (cpuidle_disabled()) + return -ENODEV; + mutex_lock(&cpuidle_lock); if (__cpuidle_find_governor(gov->name) == NULL) { ret = 0; |