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From: Mark Zhang <nvmarkzhang-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Antti P Miettinen <ananaza-X3B1VOXEql0@public.gmane.org>
Cc: linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: ftrace doesn't work - 1211 upstream kernel
Date: Tue, 18 Dec 2012 19:31:55 +0800	[thread overview]
Message-ID: <50D0542B.9060407@gmail.com> (raw)
In-Reply-To: <87bodspaqu.fsf-sS3DoGclAPwgdTl23f3CEMVPkgjIgRvpAL8bYrjMMd8@public.gmane.org>

On 12/18/2012 06:36 AM, Antti P Miettinen wrote:
> Mark Zhang <nvmarkzhang-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> writes:
>> Terje, did yo test the ToT(1211) kernel?
>>
>> Could you tell me which ftrace configs you enabled?
>> And what is your kernel command line?
>>
>> Mark
> 
> Mark - what frequency are you running at? What's your CONFIG_HZ? Did
> this work earlier?
>

root@tegra-ubuntu:~# cat /proc/cpuinfo
processor       : 0
model name      : ARMv7 Processor rev 9 (v7l)
BogoMIPS        : 1993.93
Features        : swp half thumb fastmult vfp edsp vfpv3 tls
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x2
CPU part        : 0xc09
CPU revision    : 9
[...]

CONFIG_HZ=100

No idea whether it works before. Recently I'm facing some bugs so I
wanna use ftrace to find out the call stack easily.

> --
> Antti P Miettinen
> http://www.iki.fi/~ananaza/
> 
> --
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> 

      parent reply	other threads:[~2012-12-18 11:31 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-12 11:27 ftrace doesn't work - 1211 upstream kernel Mark Zhang
     [not found] ` <50C86A0D.9060009-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-12-12 12:26   ` Terje Bergström
     [not found]     ` <50C877EE.60507-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-12-13  2:15       ` Mark Zhang
2012-12-17 22:36         ` Antti P Miettinen
     [not found]           ` <87bodspaqu.fsf-sS3DoGclAPwgdTl23f3CEMVPkgjIgRvpAL8bYrjMMd8@public.gmane.org>
2012-12-18 11:31             ` Mark Zhang [this message]

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