[Suspend2-devel] FullSpeedCPU does not consider sibling CPUs
Pat Double
pat at patdouble.com
Fri Jul 14 16:15:45 UTC 2006
The new FullSpeedCPU support in the hibernate script does not consider sibling
CPUs. It changes the min freq for each CPU and then restores. The problem
with siblings is that setting the min to max on the first also does on the
second. So when the script hits the second CPU it gets the min value, which
is actually the max. On resume it restores the first CPU correctly, but the
second gets set to the max, so therefore both do.
Does this make sense?
In any case, the affected_cpus file in the cpufreq/ directory could be used to
detect this, but I patched hardware_tweaks to ignore a CPU in which the min
and max freq are the same.
--
Pat Double, pat at patdouble.com
"In the beginning God created the heaven and the earth."
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