linux-kernel - Re: [git pull] scheduler fixes

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Message-Id: <20080731.155504.167792984.davem@davemloft.net>
Date:	Thu, 31 Jul 2008 15:55:04 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	mingo@...e.hu
Cc:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org, a.p.zijlstra@...llo.nl
Subject: Re: [git pull] scheduler fixes

From: Ingo Molnar <mingo@...e.hu>
Date: Fri, 1 Aug 2008 00:26:24 +0200

> * David Miller <davem@...emloft.net> wrote:
> 
> > From: Ingo Molnar <mingo@...e.hu>
> > Date: Thu, 31 Jul 2008 23:43:52 +0200
> > 
> > > Peter Zijlstra (2):
> > >       sched: fix warning in hrtick_start_fair()
> > >       lockdep: change scheduler annotation
> > 
> > Ingo, Peter forgot to tell you but this lockdep change
> > blows up on my Niagara boxes in a way I haven't figured
> > out yet.
> 
> are you sure it's this (trivial) annotation in sched.c that blows up, 
> not your other (more invasive) changes to lockdep? This patch looked 
> fine in my testing.

I am absolutely sure, I spent the whole night yesterday trying to
debug this.
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