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Message-ID: <20170726171009.74vcmk2lwecuwup2@gmail.com>
Date: Wed, 26 Jul 2017 19:10:09 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
Adrian Hunter <adrian.hunter@...el.com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Andi Kleen <ak@...ux.intel.com>,
Arun Kalyanasundaram <arunkaly@...gle.com>,
Brendan Gregg <brendan.d.gregg@...il.com>,
Dan Carpenter <dan.carpenter@...cle.com>,
Daniel Borkmann <daniel@...earbox.net>,
David Ahern <dsahern@...il.com>,
David Carrillo-Cisneros <davidcc@...gle.com>,
"David S . Miller" <davem@...emloft.net>,
Elena Reshetova <elena.reshetova@...el.com>,
Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>,
Jiri Olsa <jolsa@...hat.com>,
Josh Poimboeuf <jpoimboe@...hat.com>,
Kan Liang <kan.liang@...el.com>,
Kees Cook <keescook@...omium.org>,
Krister Johansen <kjlx@...pleofstupid.com>,
Martin Liška <mliska@...e.cz>,
Milian Wolff <milian.wolff@...b.com>,
Namhyung Kim <namhyung@...nel.org>,
Paul Turner <pjt@...gle.com>,
Peter Zijlstra <peterz@...radead.org>,
Rusty Russell <rusty@...tcorp.com.au>,
Seongjae Park <sj38.park@...il.com>,
Stephane Eranian <eranian@...gle.com>,
Sudeep Holla <sudeep.holla@....com>,
Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
Taeung Song <treeze.taeung@...il.com>,
Thomas-Mich Richter <tmricht@...ux.vnet.ibm.com>,
Wang Nan <wangnan0@...wei.com>,
Yao Jin <yao.jin@...ux.intel.com>
Subject: Re: [GIT PULL 00/40] 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 510457ec9dc259b002879bcfe475f89d4514a0fc:
>
> Merge tag 'perf-core-for-mingo-4.13-20170718' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2017-07-20 10:31:52 +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-4.14-20170725
>
> for you to fetch changes up to 62e6039f02888efdd824e8c596c4927616a97ce3:
>
> perf tools: Add tools/include/uapi/asm-generic/fcntl.h to the MANIFEST (2017-07-25 22:46:37 -0300)
>
> ----------------------------------------------------------------
> perf/core improvemends and fixes for v4.14:
>
> New features:
>
> - Filter out 'sshd' in the tracer ancestry in 'perf trace' syswide tracing,
> to elliminate tracing loops (Arnaldo Carvalho de Melo)
>
> - Support lookup of symbols in other mount namespaces in 'perf top' (Krister Johansen)
>
> - Initial 'clone' syscall args beautifier in 'perf trace' (Arnaldo Carvalho de Melo)
>
> User visible:
>
> - Ignore 'fd' and 'offset' args for MAP_ANONYMOUS in 'perf trace'
> (Arnaldo Carvalho de Melo)
>
> - Process tracing data in 'perf annotate' pipe mode (David Carrillo-Cisneros)
>
> - Make 'perf report --branch-history' work without callgraphs(-g) option
> in perf record (Jin Yao)
>
> - Tag branch type/flag on "to" and tag cycles on "from" in 'perf report' (Jin Yao)
>
> Fixes:
>
> - Fix jvmti linker error when libelf config is disabled (Sudeep Holla)
>
> - Fix cgroups refcount usage (Arnaldo Carvalho de Melo)
>
> - Fix kernel symbol adjustment for s390x (Thomas Richter)
>
> - Fix 'perf report --stdio --show-total-period', it was showing the
> number of samples, not the total period (Taeung Song)
>
> Infrastructure:
>
> - Add perf_sample dictionary to tracepoint handlers in 'perf script'
> python, which were already present for other types of events
> (hardware, etc) (Arun Kalyanasundaram)
>
> - Make build fail on vendor events JSON parse error (Andi Kleen)
>
> - Adopt strstarts() from the kernel (Arnaldo Carvalho de Melo)
>
> Arch specific:
>
> - Set no_aux_samples for the tracking event in Intel PT (Kan Liang)
>
> - Always set no branch for Intel PT dummy event (Kan Liang)
>
> Trivial:
>
> - Simplify some error handlers in 'perf script' (Dan Carpenter)
>
> - Add EXCLUDE_EXTLIBS and EXTRA_PERFLIBS to makefile (David Carrillo-Cisneros)
>
> ----------------------------------------------------------------
> Andi Kleen (1):
> perf jevents: Make build fail on JSON parse error
>
> Arnaldo Carvalho de Melo (16):
> perf trace: Add missing ' = ' in the default formatting of syscall returns
> perf trace beauty mmap: Ignore 'fd' and 'offset' args for MAP_ANONYMOUS
> perf trace: Allow allocating sc->arg_fmt even without the syscall tracepoint
> perf trace: Use the syscall_fmt formatters without a tracepoint
> perf trace: Ditch __syscall__arg_val() variant, not needed anymore
> perf trace: Allow specifying number of syscall args for tracepointless syscalls
> perf trace: Allow specifying names to syscall arguments formatters
> tools include uapi: Grab a copy of linux/sched.h
> perf trace beauty clone: Beautify syscall arguments
> perf trace beauty clone: Suppress unused args according to 'flags' arg
> perf trace: Introduce filter_loop_pids()
> perf trace: Filter out 'sshd' in the tracer ancestry in syswide tracing
> tools include: Adopt strstarts() from the kernel
> tools lib: Update copy of strtobool from the kernel sources
> perf cgroup: Fix refcount usage
> perf tools: Add tools/include/uapi/asm-generic/fcntl.h to the MANIFEST
>
> Arun Kalyanasundaram (5):
> perf script python: Allocate memory only if handler exists
> perf script python: Refactor creation of perf sample dict
> perf script python: Add sample_read to dict
> perf script python: Add perf_sample dict to tracepoint handlers
> perf script python: Generate hooks with additional argument
>
> Dan Carpenter (1):
> perf script: Remove some bogus error handling
>
> David Carrillo-Cisneros (2):
> perf tools: Add EXCLUDE_EXTLIBS and EXTRA_PERFLIBS to makefile
> perf annotate: Process tracing data in pipe mode
>
> Jin Yao (2):
> perf report: Make --branch-history work without callgraphs(-g) option in perf record
> perf report: Tag branch type/flag on "to" and tag cycles on "from"
>
> Jiri Olsa (1):
> perf evsel: Add verbose output for sys_perf_event_open fallback
>
> Kan Liang (2):
> perf intel-pt: Set no_aux_samples for the tracking event
> perf intel-pt: Always set no branch for dummy event
>
> Krister Johansen (1):
> perf top: Support lookup of symbols in other mount namespaces.
>
> Sudeep Holla (1):
> perf jvmti: Fix linker error when libelf config is disabled
>
> Taeung Song (7):
> perf annotate: Introduce struct sym_hist_entry
> perf annotate: Rename 'sum' to 'nr_samples' in struct sym_hist
> perf hists: Pass perf_sample to __symbol__inc_addr_samples()
> perf annotate: Store the sample period in each histogram bucket
> perf annotate: Do not overwrite sample->period
> perf annotate stdio: Fix --show-total-period
> perf annotate stdio: Fix column header when using --show-total-period
>
> Thomas Richter (1):
> perf report: Fix kernel symbol adjustment for s390x
>
> tools/include/linux/string.h | 12 +-
> tools/include/uapi/linux/sched.h | 52 +++++
> tools/lib/string.c | 41 ++--
> tools/lib/subcmd/help.c | 2 +-
> tools/lib/subcmd/parse-options.c | 18 +-
> tools/perf/Documentation/perf-top.txt | 4 +
> tools/perf/MANIFEST | 2 +
> tools/perf/Makefile.perf | 10 +-
> tools/perf/arch/s390/util/Build | 1 +
> tools/perf/arch/s390/util/sym-handling.c | 22 ++
> tools/perf/arch/x86/util/intel-pt.c | 3 +
> tools/perf/builtin-annotate.c | 4 +-
> tools/perf/builtin-config.c | 3 +-
> tools/perf/builtin-ftrace.c | 2 +-
> tools/perf/builtin-help.c | 6 +-
> tools/perf/builtin-report.c | 27 ++-
> tools/perf/builtin-script.c | 7 +-
> tools/perf/builtin-top.c | 20 +-
> tools/perf/builtin-trace.c | 140 ++++++++----
> tools/perf/check-headers.sh | 1 +
> tools/perf/perf.c | 16 +-
> tools/perf/pmu-events/README | 4 -
> tools/perf/pmu-events/jevents.c | 21 +-
> tools/perf/trace/beauty/Build | 1 +
> tools/perf/trace/beauty/beauty.h | 3 +
> tools/perf/trace/beauty/clone.c | 75 +++++++
> tools/perf/trace/beauty/mmap.c | 3 +
> tools/perf/ui/browser.c | 3 +-
> tools/perf/ui/browsers/annotate.c | 9 +-
> tools/perf/ui/gtk/annotate.c | 4 +-
> tools/perf/ui/stdio/hist.c | 3 +-
> tools/perf/util/annotate.c | 99 +++++----
> tools/perf/util/annotate.h | 18 +-
> tools/perf/util/bpf-loader.c | 2 +-
> tools/perf/util/branch.h | 11 +-
> tools/perf/util/callchain.c | 157 +++++++++----
> tools/perf/util/cgroup.c | 8 +-
> tools/perf/util/config.c | 13 +-
> tools/perf/util/evsel.c | 8 +
> tools/perf/util/hist.c | 2 +
> tools/perf/util/llvm-utils.c | 2 +-
> tools/perf/util/machine.c | 13 +-
> .../util/scripting-engines/trace-event-python.c | 246 +++++++++++++++------
> 43 files changed, 798 insertions(+), 300 deletions(-)
> create mode 100644 tools/include/uapi/linux/sched.h
> create mode 100644 tools/perf/arch/s390/util/sym-handling.c
> create mode 100644 tools/perf/trace/beauty/clone.c
Pulled, thanks a lot Arnaldo!
Ingo
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