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Date:	Mon, 5 Jan 2015 14:59:42 +0100
From:	Peter Zijlstra <>
To:	Mike Galbraith <>
Subject: Re: [RFC][PATCH 0/3] sched: skip_clock_update madness

On Mon, Jan 05, 2015 at 11:49:09AM +0100, Mike Galbraith wrote:
> On Mon, 2015-01-05 at 11:18 +0100, Peter Zijlstra wrote: 
> > Hi,
> > 
> > So the big lockup thread got me looking at the skip_clock_update stuff again
> > and here's what I came up with.
> > 
> > It seems to build a kernel without generating lockdep splats.
> > 
> > Mike can you see if it cures the wobblies you were seeing?
> Nope, those hiccups were production IO beasts from hell staying in the
> kernel for ages at a time.  Watchdog being falsely credited with what is
> usually dinky wakeup -> switch delta throttled it effectively forever.

OK, fair enough. Does the thing otherwise look sane to you?
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