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[Bug translator/5898] adapt stap -c for user probes
- From: "jkenisto at us dot ibm dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 11 Mar 2008 17:54:24 -0000
- Subject: [Bug translator/5898] adapt stap -c for user probes
- References: <20080308003812.5898.jkenisto@us.ibm.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From jkenisto at us dot ibm dot com 2008-03-11 17:54 -------
(In reply to comment #5)
...
> > > This will give you the capability to attach to existing or new instances of
> > > /bin/program_of_interest system-wide. I'm attempting to do this just with
> utrace.
> >
> > I'll be glad to see this. I could never figure out how to do such a thing with
> > utrace, without a specific ancestor process to start with.
>
> You attach your utrace engine to all processes (in theory at least - I haven't
> got anything working yet). I'm basing my work on the utrace crash-suspend
> example. Look at the exit_crash_suspend() function to see basically what I'll
> be doing.
Roland's utrace TODO list contains the following:
* Global tracing
** Allow a type of engine attached to no particular thread.
Perhaps a more efficient "exec watcher" could be built from that. Or maybe this
would be an "extension event."
--
http://sourceware.org/bugzilla/show_bug.cgi?id=5898
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