Re: [Xen-devel] [PATCH] 1/2: cpufreq/PowerNow! in Xen: Time and platform changes

[xeb <xeb@xxxxxxx>]

Keir Fraser wrote:
> 
> On 1/10/07 09:30, "xeb" <xeb@xxxxxxx> wrote:
> 
>> Hello!
>> I have did some tests and it works well. Frequencies successfully
>> switches
>> from userspace.
>> But there is clock glitches as on dom0 as on dumU.
> 
> Should be fixed by xen-unstable changeset 15982:b3814860d170 (currently in
> the staging tree).
> 
>  -- Keir
> 
Clock glitches still occurs.
Kernel reports next messages:
Timer ISR/1: Time went backwards: delta=-312990340 delta_cpu=863676209
shadow=55606869012 off=866802928 processed=56786660988
cpu_processed=55609994439
 0: 56783327655
 1: 55609994439
Timer ISR/1: Time went backwards: delta=-316323654 delta_cpu=3676314
shadow=55606869012 off=870136739 processed=56793327654
cpu_processed=56473327686
 0: 56789994321
 1: 56473327686
Timer ISR/1: Time went backwards: delta=-319657223 delta_cpu=3676078
shadow=55606869012 off=873469685 processed=56799994320
cpu_processed=56476661019
 0: 56799994320
 1: 56476661019
Timer ISR/1: Time went backwards: delta=-321045750 delta_cpu=5620884
shadow=55606869012 off=878747355 processed=56806660986
cpu_processed=56479994352
 0: 56806660986
 1: 56479994352
Timer ISR/1: Time went backwards: delta=-321049645 delta_cpu=5616989
shadow=55606869012 off=882077351 processed=56809994319
cpu_processed=56483327685
 0: 56809994319
 1: 56483327685

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