linux-kernel - RE: [PATCH] Fix the race between smp_call

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Message-ID: <1332321124.18960.471.camel@twins>
Date:	Wed, 21 Mar 2012 10:12:04 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	"Liu, Chuansheng" <chuansheng.liu@...el.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Yanmin Zhang <yanmin_zhang@...ux.intel.com>,
	"tglx@...utronix.de" <tglx@...utronix.de>
Subject: RE: [PATCH] Fix the race between smp_call_function and CPU booting

On Wed, 2012-03-21 at 05:59 +0000, Liu, Chuansheng wrote:
> Could you consider the advice that setting the active just after set
> online?

Not until I understand why the current stuff explodes, also see
fd8a7de17 setting active after online can re-introduce that problem.

Which ever way I need to clean up some archs since there's all kind of
broken in there.
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