On 2013-01-16 10:52, Mathieu Desnoyers wrote: > * Yannick Brosseau ([email protected]) wrote: >> Inspired by the k*probe support. >> >> It add a new option to enable-event --uprobe which require a path name >> and an offset in the specified file. >> >> (The file Documentation/trace/uprobetracer.txt in the kernel source provides >> and example on how to extract the offset for a symbol in a program) > Asking Masami and looking at perf might help us add support for lookup > by file/lineno (using dwarf info). I think in terms of usability this is > really important, and should appear in tools at the same time as the > basic feature based on file/offset (or at least appear in the same > LTTng release). > > We should keep in mind that liblttng-ctl is LGPLv2.1, so we cannot use > perf code as-is without asking for the author's permission first. > Nothing prevents us from writing this support ourself if need be though. Ok, great, I'll look into it.
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