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Date:	Sun, 05 Jan 2014 06:05:34 +0100
From:	Mike Galbraith <>
To:	Andi Kleen <>
Cc:	Sebastian Andrzej Siewior <>,
	Ben Hutchings <>,
	Thomas Gleixner <>,
	Peter Zijlstra <>,
	Steven Rostedt <>,
	Brian Silverman <>,
	LKML <>,
Subject: Re: [PATCH] Revert "x86: Disable IST stacks for debug/int 3/stack
 fault for PREEMPT_RT"

On Sun, 2014-01-05 at 05:45 +0100, Mike Galbraith wrote:

> Or perhaps tell sleeping locks to spin in annoying spots?  I converted
> rt spinlocks globally to preemptible spinning locks (wasn't pretty, but
> worked), so seems that could work.

Bah.  Nope, if lock owner is on your cpu, you have to yield.

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