Messages in this thread | | | Date | Wed, 06 Apr 2011 08:34:25 -0600 | From | David Ahern <> | Subject | Re: [PATCH -tip v3 3/6] perf branch trace: print pid and command |
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On 04/06/11 08:30, Frederic Weisbecker wrote: > On Wed, Apr 06, 2011 at 04:15:01PM +0200, Peter Zijlstra wrote: >> On Wed, 2011-04-06 at 11:09 -0300, Arnaldo Carvalho de Melo wrote: >>>> What we seem to need for that is to bring a pagefault tracepoint. We had >>>> propositions for that in the past, but work on this is in pause mode it >>>> seems. >> >> Huh, whot? You can get that using PERF_COUNT_SW_PAGE_FAULT and >> PERF_SAMPLE_ADDR. > > Where are we doing that? I can't find the code that handles it.
That's what the other email thread was about, and the solution is just that - perf record -e faults -c 1 -d ... Then it comes to dumping the information. That's easy with the current perf-script.
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