linux-kernel - Re: frequent lockups in 3.18rc4

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Message-ID: <547e3aca.0ca5e00a.3c72.68f6@mx.google.com>
Date:	Tue, 2 Dec 2014 20:18:46 -0200
From:	Dâniel Fraga <fragabr@...il.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: frequent lockups in 3.18rc4

On Tue, 2 Dec 2014 14:10:31 -0800
"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> wrote:

> Thank you!!!

	;)

> Was this as difficult to trigger as the version with the Kconfig hack
> that used CONFIG_PREEMPT=y and CONFIG_TREE_PREEMPT_RCU=n?

	Yes. I had to try many times until I got the call trace.

	I'll try the bisect as Linus suggested, but if you have any
other suggestions, just ask ;). Thanks Paul.

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