From: "Ortwin Glück" <odi@odi.ch>
To: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>, linux-kernel@vger.kernel.org
Subject: Re: High latency in wine after suspend
Date: Fri, 15 Apr 2011 08:39:54 +0200 [thread overview]
Message-ID: <4DA7E83A.8080007@odi.ch> (raw)
In-Reply-To: <20110415054026.GA1484@ucw.cz>
>> 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.
prev parent reply other threads:[~2011-04-15 6:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-23 12:37 High latency in wine after suspend Ortwin Glück
2011-04-15 5:40 ` Pavel Machek
2011-04-15 6:39 ` Ortwin Glück [this message]
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