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Date: Tue, 21 Jun 2016 11:18:20 +0900 From: Namhyung Kim <namhyung@...nel.org> To: Arnaldo Carvalho de Melo <acme@...nel.org> Cc: Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org, Adrian Hunter <adrian.hunter@...el.com>, Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Alexei Starovoitov <ast@...nel.org>, Andi Kleen <ak@...ux.intel.com>, Brendan Gregg <bgregg@...flix.com>, David Ahern <dsahern@...il.com>, Ekaterina Tumanova <tumanova@...ux.vnet.ibm.com>, He Kuang <hekuang@...wei.com>, Jean Delvare <jdelvare@...e.de>, Jiri Olsa <jolsa@...hat.com>, Josh Poimboeuf <jpoimboe@...hat.com>, Kan Liang <kan.liang@...el.com>, linux-kbuild@...r.kernel.org, Masami Hiramatsu <mhiramat@...nel.org>, Michal Marek <mmarek@...e.com>, Paolo Bonzini <pbonzini@...hat.com>, Pekka Enberg <penberg@...nel.org>, Peter Zijlstra <peterz@...radead.org>, pi3orama@....com, Stephane Eranian <eranian@...gle.com>, Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>, Wang Nan <wangnan0@...wei.com>, Zefan Li <lizefan@...wei.com>, Arnaldo Carvalho de Melo <acme@...hat.com> Subject: Re: [GIT PULL 00/10] perf/core improvements and fixes Hi Arnaldo, On Mon, Jun 20, 2016 at 07:23:20PM -0300, Arnaldo Carvalho de Melo wrote: > Hi Ingo, > > Please consider pulling, > > - Arnaldo > > The following changes since commit 02469a95096a549508c5adf61d84a1d72851c85b: > > Merge tag 'perf-core-for-mingo-20160615' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2016-06-16 10:27:35 +0200) > > are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo-20160620 > > for you to fetch changes up to 2a0a7c72702bac1b87cd4d49196a334483386fab: > > perf script: Add stackcollapse.py script (2016-06-20 17:50:39 -0300) > > ---------------------------------------------------------------- > perf/core improvements and fixes: > > New features: > > . Add --dry-run option to 'perf record' to check if command line options can be > parsed, but not doing any recording (Wang Nan) > > . Allow dumping the object files generated by llvm when processing eBPF > scriptlet events (Wang Nan) > > - Add stackcollapse.py script to help generating flame graphs (Paolo Bonzini) I think this is already done by '-g folded'. Please see: http://www.brendangregg.com/blog/2016-04-30/linux-perf-folded.html Thanks, Namhyung > > Documentation: > > . Fix 'perf script' documentation of '-f' when it should be '-F' (Adrian Hunter) > > Infrastructure: > > - Fix write_backwards fallback when using a new tool on older kernels > without support for this feature (Arnaldo Carvalho de Melo) > > - Find vdso file in cross-platform perf.data file processing scenarios (He Kuang) > > - Remove some leftovers from the initial codebase copying from git > (Arnaldo Carvalho de Melo) > > - List libelf-devel as an alternative, as this is how the libelf > development package is called on OpenSuSE (Jean Delvare) > > - Rename __hists__add_entry to hists__add_entry (Jiri Olsa) > > Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> > > ---------------------------------------------------------------- > Adrian Hunter (1): > perf script: Fix documentation of '-f' when it should be '-F' > > Arnaldo Carvalho de Melo (3): > perf tools: Remove some unused functions > perf tools: Remove --perf-dir and --work-dir > perf evsel: Fix write_backwards fallback > > He Kuang (1): > perf tools: Find vdso with the consider of cross-platform > > Jean Delvare (1): > kbuild: List libelf-devel as an alternative > > Jiri Olsa (1): > perf hists: Rename __hists__add_entry to hists__add_entry > > Paolo Bonzini (1): > perf script: Add stackcollapse.py script > > Wang Nan (2): > perf llvm: Allow dump llvm output object file using llvm.dump-obj > perf record: Add --dry-run option to check cmdline options > > Makefile | 2 +- > tools/perf/Documentation/perf-record.txt | 7 ++ > tools/perf/Documentation/perf-script.txt | 20 ++-- > tools/perf/builtin-annotate.c | 2 +- > tools/perf/builtin-diff.c | 12 +- > tools/perf/builtin-record.c | 7 ++ > tools/perf/config/Makefile | 2 +- > tools/perf/perf.c | 36 ------ > tools/perf/scripts/python/bin/stackcollapse-record | 8 ++ > tools/perf/scripts/python/bin/stackcollapse-report | 3 + > tools/perf/scripts/python/stackcollapse.py | 127 +++++++++++++++++++++ > tools/perf/tests/hists_link.c | 4 +- > tools/perf/util/cache.h | 9 -- > tools/perf/util/config.c | 2 +- > tools/perf/util/evsel.c | 23 ++-- > tools/perf/util/hist.c | 34 +++--- > tools/perf/util/hist.h | 14 +-- > tools/perf/util/llvm-utils.c | 42 +++++++ > tools/perf/util/llvm-utils.h | 5 + > tools/perf/util/path.c | 65 +---------- > tools/perf/util/vdso.c | 40 ++++++- > 21 files changed, 288 insertions(+), 176 deletions(-) > create mode 100755 tools/perf/scripts/python/bin/stackcollapse-record > create mode 100755 tools/perf/scripts/python/bin/stackcollapse-report > create mode 100755 tools/perf/scripts/python/stackcollapse.py
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