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cpuidle: create bootparam "cpuidle.off=1"
[deliverable/linux.git]
/
drivers
/
cpuidle
/
governor.c
diff --git
a/drivers/cpuidle/governor.c
b/drivers/cpuidle/governor.c
index 724c164d31c9a47ece237894888244cb4ec0e4b1..ea2f8e7aa24af2936e4b0766f70e36eac2941eea 100644
(file)
--- 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;
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