On 01/24/2013 07:40 AM, Oleg Nesterov wrote: > I'll try to implement the pid-base filtering at least for > tracing/uprobe_events, but this needs a time. Not only I am not familiar > with this code, I am not sure how this interface should actually look. > And I agree, perf should be able to use it somehow, perhaps at least > to allow to probe a single task/mm.
Even without changing perf's interface, it already has constraints for its child processes (versus --all-cpus) or for specific pid/tid/uid. Pre-filtering could help enforce and optimize those constraints. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
