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Save cpu level only when priority is greater than PRIO_USER

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to make CPUFREQ_SET(NULL, prio) work.
TODO: implement saved_level as stack.

Reviewed by:	njl
This commit is contained in:
Hajimu UMEMOTO 2005-08-16 20:03:08 +00:00
parent 1c44678637
commit 961f7f911f
1 changed files with 1 additions and 1 deletions
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2
sys/kern/kern_cpu.c
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@ -336,7 +336,7 @@ cf_set_method(device_t dev, const struct cf_level *level, int priority)
*/
if (sc->curr_level.total_set.freq != CPUFREQ_VAL_UNKNOWN &&
sc->saved_level.total_set.freq == CPUFREQ_VAL_UNKNOWN &&
priority > sc->curr_priority) {
priority > CPUFREQ_PRIO_USER && priority > sc->curr_priority) {
CF_DEBUG("saving level, freq %d prio %d\n",
sc->curr_level.total_set.freq, sc->curr_priority);
sc->saved_level = sc->curr_level;