Messages in this thread | | | Date | Fri, 18 Oct 2013 09:03:34 -0600 | From | David Ahern <> | Subject | Re: [PATCH 19/19] perf tools: allow non-matching sample types |
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On 10/18/13 8:50 AM, Adrian Hunter wrote: > On 18/10/13 17:25, David Ahern wrote: >> Arnaldo and I have discussed adding callchain handling to perf-trace. To do >> that we only need stack data (including IP) for one event -- eg, >> raw_syscalls:sys_enter. That means raw_syscalls:sys_enter and >> raw_syscalls:sys_exit will have different attributes set - including ones in >> the MASK. > > So how do you know which sample is which?
We need a solution to the problem, and my point is I don't want to increase data in all samples.
David
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