Re: [PATCH RFC V2 00/10] perf top optimization

[Arnaldo Carvalho de Melo <acme@kernel.org>]

Em Wed, Sep 13, 2017 at 03:29:44PM +0000, Liang, Kan escreveu:
> > 
> > Em Sun, Sep 10, 2017 at 07:23:13PM -0700, kan.liang@intel.com escreveu:
> > 
> > So I got the first two patches already merged, and made some comments
> > about the other patches, please check those,
> > 
> 
> Thanks for the review Arnaldo.
> 
> I will take a close look for the comments. 
> For the next version, I only need to include patch 3-10, correct?

Right, and go from my perf/core branch. The hashtable patch is still not
there as I am running tests before pushing out, but it should be there
later today.

Thanks!

- Arnaldo
 
> 
> Thanks,
> Kan
> 
> > Thanks,
> > 
> > - Arnaldo
> > 
> > > Changes since V1:
> > >  - Patch 1: machine threads and hashtable related renaming (Arnaldo)
> > >  - Patch 6: use a smaller locked section for comm_str__put
> > >    add a locked wrapper for comm_str__findnew              (Arnaldo)
> > >
> > > Kan Liang (10):
> > >   perf tools: hashtable for machine threads
> > >   perf tools: using scandir to replace readdir
> > >   petf tools: using comm_str to replace comm in hist_entry
> > >   petf tools: introduce a new function to set namespaces id
> > >   perf tools: lock to protect thread list
> > >   perf tools: lock to protect comm_str rb tree
> > >   perf tools: change machine comm_exec type to atomic
> > >   perf top: implement multithreading for perf_event__synthesize_threads
> > >   perf top: add option to set the number of thread for event synthesize
> > >   perf top: switch back to overwrite mode
> > >
> > >  tools/perf/builtin-kvm.c              |   3 +-
> > >  tools/perf/builtin-record.c           |   2 +-
> > >  tools/perf/builtin-top.c              |   9 +-
> > >  tools/perf/builtin-trace.c            |  21 +++--
> > >  tools/perf/tests/mmap-thread-lookup.c |   2 +-
> > >  tools/perf/ui/browsers/hists.c        |   2 +-
> > >  tools/perf/util/comm.c                |  18 +++-
> > >  tools/perf/util/event.c               | 149 +++++++++++++++++++++++++-------
> > >  tools/perf/util/event.h               |  14 ++-
> > >  tools/perf/util/evlist.c              |   5 +-
> > >  tools/perf/util/hist.c                |  11 +--
> > >  tools/perf/util/machine.c             | 158 +++++++++++++++++++++-------------
> > >  tools/perf/util/machine.h             |  34 ++++++--
> > >  tools/perf/util/rb_resort.h           |   5 +-
> > >  tools/perf/util/sort.c                |   8 +-
> > >  tools/perf/util/sort.h                |   2 +-
> > >  tools/perf/util/thread.c              |  68 ++++++++++++---
> > >  tools/perf/util/thread.h              |   6 +-
> > >  tools/perf/util/top.h                 |   1 +
> > >  19 files changed, 376 insertions(+), 142 deletions(-)
> > >
> > > --
> > > 2.5.5