Em Sun, Jun 28, 2015 at 05:46:51PM +0200, Benjamin King escreveu:
> Hi Brendan
>
> >Is there a trick to getting perf to probe a user-level address without
> >debuginfo? Eg (on Linux 4.0):
> >[...]
> >I can do this using ftrace ok, eg, "p:tick_0x583 /root/tick:0x583"
> >works. Thanks,
>
> Not quite what you have asked for, but you can add the probe via ftrace and
> then use it from perf. Probes from /sys/kernel/debug/tracing/uprobe_events
> will show up in 'perf list' as well.
Masami,
Is this already possible?
- Arnaldo
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