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Date:	Sun, 21 Apr 2013 12:34:03 +0200
From:	Borislav Petkov <>
To:	"Paul E. McKenney" <>
Cc:	x86-ml <>, lkml <>
Subject: Re: irq 16: nobody cared

On Sat, Apr 20, 2013 at 04:52:07PM -0700, Paul E. McKenney wrote:
> Hmmm... Does this problem occur only with CONFIG_RCU_FAST_NO_HZ=y, or
> does it occur unconditionally? (My guess is the former, but figured I
> should check.)

Your guess is correct, sir.

>From quickly grepping in /boot/, I have CONFIG_RCU_FAST_NO_HZ=y in all
my 3.9 configs. So I went and turned it off and the issue doesn't appear



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