Re: High latency in wine after suspend

From: Ortwin Glück
Date: Fri Apr 15 2011 - 02:57:26 EST


>> After a suspend/resume cycle I see intermittent high latency in
>> poll_schedule_timeout (latencytop). This leads to the mouse cursor
>> freezing for several seconds sometimes when switching to/from a window
>> of a wine process. The problem never occurs before suspend, but always
>> occurs after. Any ideas what could cause such behaviour? Kernel is
>> vanilla 2.6.38 x86_64 running on a recent HP laptop with Intel chipset.
>
> Was this solved somehow? Can you try to find "smaller" testcase --
> anything less complex than wine? What about hibernation?

Yes, I made an educated guess and applied

84ac7c
x86, mtrr, pat: Fix one cpu getting out of sync during resume

With that the problem is gone.



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