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Date: Wed, 15 Mar 2017 19:29:21 +0100 From: Ingo Molnar <mingo@...nel.org> To: Arnaldo Carvalho de Melo <acme@...nel.org> Cc: linux-kernel@...r.kernel.org, Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Alexei Starovoitov <ast@...com>, Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>, Andi Kleen <ak@...ux.intel.com>, Aravinda Prasad <aravinda@...ux.vnet.ibm.com>, Brendan Gregg <bgregg@...flix.com>, Changbin Du <changbin.du@...el.com>, Daniel Borkmann <daniel@...earbox.net>, Eric Biederman <ebiederm@...ssion.com>, Feng Tang <feng.tang@...el.com>, Hari Bathini <hbathini@...ux.vnet.ibm.com>, Jiri Olsa <jolsa@...hat.com>, kernel-team@....com, linuxppc-dev@...ts.ozlabs.org, Masami Hiramatsu <mhiramat@...nel.org>, Michael Ellerman <mpe@...erman.id.au>, Namhyung Kim <namhyung@...nel.org>, "Naveen N . Rao" <naveen.n.rao@...ux.vnet.ibm.com>, Peter Zijlstra <peterz@...radead.org>, Sargun Dhillon <sargun@...gun.me>, Steven Rostedt <rostedt@...dmis.org>, Arnaldo Carvalho de Melo <acme@...hat.com> Subject: Re: [GIT PULL 00/19] perf/core improvements and fixes * Arnaldo Carvalho de Melo <acme@...nel.org> wrote: > Hi Ingo, > > Please consider pulling, > > - Arnaldo > > Test results at the end of this message, as usual. > > The following changes since commit 84e5b549214f2160c12318aac549de85f600c79a: > > Merge tag 'perf-core-for-mingo-4.11-20170306' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2017-03-07 08:14:14 +0100) > > are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo-4.12-20170314 > > for you to fetch changes up to 5f6bee34707973ea7879a7857fd63ddccc92fff3: > > kprobes: Convert kprobe_exceptions_notify to use NOKPROBE_SYMBOL (2017-03-14 15:17:40 -0300) > > ---------------------------------------------------------------- > perf/core improvements and fixes: > > New features: > > - Add PERF_RECORD_NAMESPACES so that the kernel can record information > required to associate samples to namespaces, helping in container > problem characterization. > > Now the 'perf record has a --namespace' option to ask for such info, > and when present, it can be used, initially, via a new sort order, > 'cgroup_id', allowing histogram entry bucketization by a (device, inode) > based cgroup identifier (Hari Bathini) > > - Add --next option to 'perf sched timehist', showing what is the next > thread to run (Brendan Gregg) > > Fixes: > > - Fix segfault with basic block 'cycles' sort dimension (Changbin Du) > > - Add c2c to command-list.txt, making it appear in the 'perf help' > output (Changbin Du) > > - Fix zeroing of 'abs_path' variable in the perf hists browser switch > file code (Changbin Du) > > - Hide tips messages when -q/--quiet is given to 'perf report' (Namhyung Kim) > > Infrastructure: > > - Use ref_reloc_sym + offset to setup kretprobes (Naveen Rao) > > - Ignore generated files pmu-events/{jevents,pmu-events.c} for git (Changbin Du) > > Documentation: > > - Document +field style argument support for --field option (Changbin Du) > > - Clarify 'perf c2c --stats' help message (Namhyung Kim) > > Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> > > ---------------------------------------------------------------- > Brendan Gregg (1): > perf sched timehist: Add --next option > > Changbin Du (5): > perf tools: Missing c2c command in command-list > perf tools: Ignore generated files pmu-events/{jevents,pmu-events.c} for git > perf sort: Fix segfault with basic block 'cycles' sort dimension > perf report: Document +field style argument support for --field option > perf hists browser: Fix typo in function switch_data_file > > Hari Bathini (5): > perf: Add PERF_RECORD_NAMESPACES to include namespaces related info > perf tools: Add PERF_RECORD_NAMESPACES to include namespaces related info > perf record: Synthesize namespace events for current processes > perf script: Add script print support for namespace events > perf tools: Add 'cgroup_id' sort order keyword > > Namhyung Kim (3): > perf report: Hide tip message when -q option is given > perf c2c: Clarify help message of --stats option > perf c2c: Fix display bug when using pipe > > Naveen N. Rao (5): > perf probe: Factor out the ftrace README scanning > perf kretprobes: Offset from reloc_sym if kernel supports it > perf powerpc: Choose local entry point with kretprobes > doc: trace/kprobes: add information about NOKPROBE_SYMBOL > kprobes: Convert kprobe_exceptions_notify to use NOKPROBE_SYMBOL > > Documentation/trace/kprobetrace.txt | 5 +- > include/linux/perf_event.h | 2 + > include/uapi/linux/perf_event.h | 32 +++++- > kernel/events/core.c | 139 ++++++++++++++++++++++++++ > kernel/fork.c | 2 + > kernel/kprobes.c | 5 +- > kernel/nsproxy.c | 3 + > tools/include/uapi/linux/perf_event.h | 32 +++++- > tools/perf/.gitignore | 2 + > tools/perf/Documentation/perf-record.txt | 3 + > tools/perf/Documentation/perf-report.txt | 7 +- > tools/perf/Documentation/perf-sched.txt | 4 + > tools/perf/Documentation/perf-script.txt | 3 + > tools/perf/arch/powerpc/util/sym-handling.c | 14 ++- > tools/perf/builtin-annotate.c | 1 + > tools/perf/builtin-c2c.c | 4 +- > tools/perf/builtin-diff.c | 1 + > tools/perf/builtin-inject.c | 13 +++ > tools/perf/builtin-kmem.c | 1 + > tools/perf/builtin-kvm.c | 2 + > tools/perf/builtin-lock.c | 1 + > tools/perf/builtin-mem.c | 1 + > tools/perf/builtin-record.c | 35 ++++++- > tools/perf/builtin-report.c | 4 +- > tools/perf/builtin-sched.c | 26 ++++- > tools/perf/builtin-script.c | 41 ++++++++ > tools/perf/builtin-trace.c | 3 +- > tools/perf/command-list.txt | 1 + > tools/perf/perf.h | 1 + > tools/perf/ui/browsers/hists.c | 2 +- > tools/perf/util/Build | 1 + > tools/perf/util/data-convert-bt.c | 1 + > tools/perf/util/event.c | 150 ++++++++++++++++++++++++++-- > tools/perf/util/event.h | 19 ++++ > tools/perf/util/evsel.c | 3 + > tools/perf/util/hist.c | 7 ++ > tools/perf/util/hist.h | 1 + > tools/perf/util/machine.c | 34 +++++++ > tools/perf/util/machine.h | 3 + > tools/perf/util/namespaces.c | 36 +++++++ > tools/perf/util/namespaces.h | 26 +++++ > tools/perf/util/probe-event.c | 12 +-- > tools/perf/util/probe-file.c | 77 ++++++++------ > tools/perf/util/probe-file.h | 1 + > tools/perf/util/session.c | 7 ++ > tools/perf/util/sort.c | 46 +++++++++ > tools/perf/util/sort.h | 7 ++ > tools/perf/util/thread.c | 44 +++++++- > tools/perf/util/thread.h | 6 ++ > tools/perf/util/tool.h | 2 + > 50 files changed, 799 insertions(+), 74 deletions(-) > create mode 100644 tools/perf/util/namespaces.c > create mode 100644 tools/perf/util/namespaces.h Pulled, thanks a lot Arnaldo! Ingo
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