linux-kernel - Re: [PATCH] timer: Fix unsafe cpu variable access in migrate

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Message-ID: <20150627112528.GD26543@pd.tnic>
Date:	Sat, 27 Jun 2015 13:25:28 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Jan Kiszka <jan.kiszka@....de>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Eric Dumazet <edumazet@...gle.com>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	John Stultz <john.stultz@...aro.org>,
	Joonwoo Park <joonwoop@...eaurora.org>,
	Wenbo Wang <wenbo.wang@...blaze.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Badhri Jagan Sridharan <Badhri@...gle.com>
Subject: Re: [PATCH] timer: Fix unsafe cpu variable access in migrate_timers

On Sat, Jun 27, 2015 at 01:19:24PM +0200, Jan Kiszka wrote:
> Oh, there is a fix already. It's just the same: both implicitly
> disable preemption via get_cpu_ptr/var, look at the macros.

Ah, yes.

/me goes to the coffee machine to make eyes open.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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