From: Tushar Behera <tushar.behera@linaro.org>
To: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Sangwook Lee <sangwook.lee@linaro.org>,
samsung@lists.linaro.org,
linux-samsung-soc <linux-samsung-soc@vger.kernel.org>,
Kukjin Kim <kgene.kim@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>
Subject: Re: ARM: Exynos: Mismatch in BogoMIPS values
Date: Wed, 22 Feb 2012 11:37:47 +0530 [thread overview]
Message-ID: <4F448633.5050101@linaro.org> (raw)
In-Reply-To: <CAK9yfHz9e5iEu=3ay0F_WVLeg=+6CtErqX2G4zq7Me+QtJSPWQ@mail.gmail.com>
On 02/22/2012 11:01 AM, Sachin Kamat wrote:
> Hi,
>
> The mismatch in BogoMIPS value between two cores (992 and 1992) is not
> specific to Origen board.
> The same is observed on SMDKV310 board as well. It looks like a common
> Exynos machine problem.
>
> Including the mailing list for wider dissemination.
>
While bisecting, I found that this problem came in between 3.0 and
3.1-rc1. I could not do much bisecting beyond that as the kernel doesn't
boot at many of the intermediate locations between them.
>
> On 21/02/2012, Sangwook Lee <sangwook.lee@linaro.org> wrote:
>> Maybe, someone missed this.
> [snip]
>
>>
>> On a side note, with linaro 3.1, when you cat /proc/cpuinfo, we get
>> incorrect numbers for the BOGOMIPS for the 2 cores (900 and 1900),
>> whereas on 3.0.4+ kernel, and the insignal kernel, we get the correct
>> report of 1900 for both cores.
>>
>
>
--
Tushar Behera
next prev parent reply other threads:[~2012-02-22 6:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-22 5:31 ARM: Exynos: Mismatch in BogoMIPS values Sachin Kamat
2012-02-22 6:07 ` Tushar Behera [this message]
2012-02-22 6:42 ` Kukjin Kim
2012-02-22 9:15 ` Sachin Kamat
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