[Ltrace-devel] Support for systemtap probes in ltrace

Petr Machata pmachata at redhat.com
Sun Aug 7 22:28:20 UTC 2011


Petr Machata <pmachata at redhat.com> writes:

> I wrote a small patch that implements support for SDT probes to ltrace.
> SDT probes are used by some applications.  This is how it looks when
> used on a test binary of mine (edited to fit):
>
> It's on pmachata/stapsdt.  Comments welcome.

FWIW, I added support for probe semaphore.

One problem that I noticted is that ltrace doesn't like it when return
breakpoint has same address as the probe.  Or, rather, it dismisses the
probe in favor of the return breakpoint.

PM



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