Conditional tracepoints

Posted Dec 3, 2010 10:16 UTC (Fri) by dag- (guest, #30207)
In reply to: Conditional tracepoints by intgr
Parent article: Conditional tracepoints

You removed the next sentence which gives a clue.

> So, if somebody other than the initial developer wants to use the tracepoint, they could misinterpret a lack of output as a sign that the surrounding code is not being executed at all.

The people using the tracepoints are not necessarily kernel developers, and in most cases will not be tracing while at the same time looking at the source-code.

Conditional tracepoints

Posted Dec 8, 2010 11:02 UTC (Wed) by Auders (guest, #53318) [Link]

The condition should be reflected in the format then, so that the tool used to read the tracepoint can know about it.