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Date: Thu, 07 Jun 2012 20:43:39 +0300
From: Andriy Gapon <avg@FreeBSD.org>
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To: Ryan Stone <rysto32@gmail.com>
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Cc: FreeBSD-Current <freebsd-current@FreeBSD.org>
Subject: Re: dtrace: identifier redefined: cpu
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on 07/06/2012 18:18 Ryan Stone said the following:
> On Thu, Jun 7, 2012 at 4:02 AM, Andriy Gapon <avg@freebsd.org> wrote:
>>
>> I am getting the following error while trying to execute any DTrace script on a
>> freshly updated CURRENT system (both kernel and world).
>> Example:
>>
>> dtrace: failed to compile script sysctl_kern_proc.d: "/usr/lib/dtrace/sched.d",
>> line 70: identifier redefined: cpu
>>         current: inline definition
>>        previous: scalar
>> --
>> Andriy Gapon
> 
> Hm, I cannot reproduce this on the following system, freshly built this morning:
> FreeBSD vm-head 10.0-CURRENT FreeBSD 10.0-CURRENT #3 r236713: Thu Jun
> 7 10:30:45 EDT 2012
> rstone@rstone-laptop:/home/rstone/freebsd/obj/usr/home/rstone/freebsd/head_2/sys/GENERIC
>  amd64
> 
> I don't even have a /usr/lib/dtrace/sched.d.  Do you have some local
> changes that is installing that?

Bingo!  The file is not there on any of recently installed machines.  This
machine has been going through upgrades for several years.  I must have manually
placed that file there while hacking on something with DTrace (although now I do
not have any recollection of when and why).
So, rm to the rescue :-)

Thank you.

-- 
Andriy Gapon