linux-kernel - Re: Not able to use HIGH_RES

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Message-ID: <CAH+eYFC7rTTKAtymLe1RWp_L-Sc1WGNueiLdCTwgVEkaNZFGUw@mail.gmail.com>
Date:	Fri, 23 Mar 2012 11:47:12 +0530
From:	Rabin Vincent <rabin@....in>
To:	Ajeet Yadav <ajeet.yadav.77@...il.com>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	John Stultz <john.stultz@...aro.org>,
	linux-kernel@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>,
	stable@...r.kernel.org
Subject: Re: Not able to use HIGH_RES_TIMERS on ARM

On Fri, Mar 23, 2012 at 11:22, Ajeet Yadav <ajeet.yadav.77@...il.com> wrote:
> We did some dissection to narrow down the patch, our latest kernel is
> stable 3.0.X , however we backported patch " ARM: 7321/1: cache-v7:
> Disable preemption when reading CCSIDR" from 3.0.25 stable tree, this
> patch causes kernel hang during boot (IRQSOFF_TRACER=y and
> PREEMPT_TRACER=y) with 100% probability , if we remove this patch or
> disable the given CONFIG's then boot is success.

8e43a905dd574f54c5715d9783 ("ARM: 7325/1: fix v7 boot with lockdep
enabled") fixes 7321/1's boot problems.
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