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SubjectRE: Fixing MTRR smp breakage and suspending sysdevs.
Date
From
>> >> Is the problem MTRR resume must be with IRQ enabled, right? Could
we
>> >> implement a method sysdev resume with IRQ enabled? MTRR driver
isn't
>> >> the
>> >
>> >MTRR does not deserve to be sysdev. It is not essential for the
>> >system, it only makes it slow.
>> It's a CPU driver, cpufreq driver is the same.
>
>Well, it drives part of cpu. Fortunately that part of cpu is not
required
>for
>other drivers. cpufreq definitely should not be sysdev. If mtrr is not
>needed for drivers (I think it is not), it should not be a sysdev.
mtrr can not be a sysdev, but this is current cpufreq driver model. I
guess you need convince Dominik.

Thanks,
Shaohua
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