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Re: getting tracepoints with 2.6.30-rc2 kernel
- From: William Cohen <wcohen at redhat dot com>
- To: Josh Stone <jistone at redhat dot com>
- Cc: SystemTAP <systemtap at sources dot redhat dot com>
- Date: Fri, 17 Apr 2009 08:19:23 -0400
- Subject: Re: getting tracepoints with 2.6.30-rc2 kernel
- References: <49E7EE5D.9050903@redhat.com> <49E827EA.8050302@redhat.com>
Josh Stone wrote:
> William Cohen wrote:
>> The have been some changes in the layout of the trace include directory with the
>> 2.6.30-rc2 kernel. There is now a subdirectory trace/events with the trace
>> points also need to filter out the ftrace.h include file. The attached patch
>> allows following to list out the tracepoints in the 2.6.30-rc2 kernel:
>>
>> stap -L 'kernel.trace("*")'|sort
>>
>> Without the patch systemtap can not find the tracepoints. Any comments on this
>> would be appreciated. I would like to make sure that this is reasonable before
>> checking in.
>
> It is completely reasonable, to the point that I already committed a
> very similar change before you sent this. Sorry to overlap efforts...
>
> Josh
No problem, Josh.
I should have mentioned something about it earlier on IRC.The important thing is
that SystemTap is working with the 2.6.30-rc2-tip kernel.
-Will