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From: John Stultz <john.stultz@linaro.org>
To: Ajeet Yadav <ajeet.yadav.77@gmail.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
	linux-kernel@vger.kernel.org,
	Steven Rostedt <rostedt@goodmis.org>
Subject: Re: Not able to use HIGH_RES_TIMERS on ARM
Date: Thu, 22 Mar 2012 20:23:19 -0700	[thread overview]
Message-ID: <4F6BECA7.7030007@linaro.org> (raw)
In-Reply-To: <CAB4K4y5rOFbPm1XjeHxUFtc29tFAQ1besKLy5fz4MHq6UV0fdA@mail.gmail.com>

On 03/22/2012 03:25 AM, Ajeet Yadav wrote:
> I understand your point,
> Our target (2.6) always had ARCH_USES_GETTIMEOFFSET=y , but still we
> were able to use the TRACER in past until the patch "kill
> GENERIC_TIMER" published, anyone will ask me remove this patch and use
> TRACER, becaue it was working before. :)

Ajeet,
     Sorry, by TRACER, do you mean PREEMPT_TRACER or something else? And 
what specific 2.6.X kernel were you using?

Steven, I'm seeing:
config PREEMPT_TRACER
         bool "Preemption-off Latency Tracer"
         default n
         depends on !ARCH_USES_GETTIMEOFFSET

Do you have any context as to why is !ARCH_USES_GETTIMEOFFSET flagged here?

thanks
-john


  reply	other threads:[~2012-03-23  3:23 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-19 13:01 Not able to use HIGH_RES_TIMERS on ARM Ajeet Yadav
2012-03-19 13:04 ` Russell King - ARM Linux
2012-03-19 13:19   ` Ajeet Yadav
2012-03-19 13:26     ` Russell King - ARM Linux
2012-03-21  4:58       ` John Stultz
2012-03-21 10:16         ` Ajeet Yadav
2012-03-22  9:16           ` Ajeet Yadav
2012-03-22 10:02             ` Russell King - ARM Linux
2012-03-22 10:25               ` Ajeet Yadav
2012-03-23  3:23                 ` John Stultz [this message]
2012-03-23  4:59                   ` Ajeet Yadav
2012-03-23  9:10                   ` Ajeet Yadav
2012-03-23 14:28                     ` Steven Rostedt
2012-03-24  7:06                       ` Ajeet Yadav
2012-03-26 16:47                         ` Steven Rostedt
2012-03-23  3:28                 ` John Stultz
2012-03-23  5:52                   ` Ajeet Yadav
2012-03-23  6:17                     ` Rabin Vincent
2012-03-23  8:58                       ` Ajeet Yadav
2012-03-23 16:14                     ` Greg KH
2012-03-24  7:05                       ` Ajeet Yadav

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