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Message-ID: <20161006223834.GA9540@gmail.com>
Date: Fri, 7 Oct 2016 00:38:34 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: linux-kernel@...r.kernel.org, Linux Weekly News <lwn@....net>,
Adrian Hunter <adrian.hunter@...el.com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Alexei Starovoitov <ast@...com>,
Andi Kleen <ak@...ux.intel.com>,
Balbir Singh <bsingharora@...il.com>,
Daniel Borkmann <daniel@...earbox.net>,
David Ahern <dsahern@...il.com>,
"David S . Miller" <davem@...emloft.net>,
Donghyun Kim <dongdong9335@...il.com>,
He Kuang <hekuang@...wei.com>, Jiri Olsa <jolsa@...hat.com>,
Masami Hiramatsu <mhiramat@...nel.org>,
Nambong Ha <over3025@...il.com>,
Namhyung Kim <namhyung@...nel.org>,
"Naveen N . Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
Peter Zijlstra <peterz@...radead.org>, pi3orama@....com,
Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>,
Seonyoung Kim <adamas0414@...il.com>, stable@...r.kernel.org,
Steven Rostedt <rostedt@...dmis.org>,
Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
Taeung Song <taeung@...slab.kr>,
Thomas Gleixner <tglx@...utronix.de>,
Tony Luck <tony.luck@...el.com>,
Wang Nan <wangnan0@...wei.com>, Zefan Li <lizefan@...wei.com>,
Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [GIT PULL 00/13] perf/core improvements and fixes
* Arnaldo Carvalho de Melo <acme@...nel.org> wrote:
> Hi Ingo,
>
> Please consider pulling,
>
> - Arnaldo
>
> Build and test stats at the end of the message.
>
> The following changes since commit 8657355f5b5f657407efc12a2223e8a3a6d658de:
>
> Merge tag 'perf-core-for-mingo-20161003' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent (2016-10-04 10:04:47 +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-20161005
>
> for you to fetch changes up to 87095f7ddeff3038a0cf8e6574922f9c11688619:
>
> tools build: Add feature detection for g++ (2016-10-05 19:59:35 -0300)
>
> ----------------------------------------------------------------
> perf/core improvements and fixes:
>
> - Intel PT timestamp fixes (Adrian Hunter)
>
> - Fix Intel JSON fixed counter conversions (Andi Kleen)
>
> - Sync memcpy, cpufeatures and bpf headers with the kernel (Arnaldo Carvalho de Melo)
>
> - Add some more tool tips (Donghyun Kim, Kim SeonYoung, Nambong Ha)
>
> - Fix libtraceevent's kbuffer_read_at_offset() handling of offsets before or
> equal the first event (Namhyung Kim)
>
> - Fix uretprobe probe placement on ppc64le (Ravi Bangoria)
>
> - Support building C++ source files and add feature detection for g++,
> prep work for supporting a builtin clang/llvm, to remove the need for having
> that toolchain installed to automagically build BPF scriptlets that then
> gets uploaded to the kernel via sys_bpf() (Wang Nan)
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
>
> ----------------------------------------------------------------
> Adrian Hunter (2):
> perf intel-pt: Fix estimated timestamps for cycle-accurate mode
> perf intel-pt: Fix MTC timestamp calculation for large MTC periods
>
> Andi Kleen (1):
> perf jevents: Fix Intel JSON fixed counter conversions
>
> Arnaldo Carvalho de Melo (3):
> perf bench mem: Sync memcpy assembly sources with the kernel
> tools: Synchronize tools/arch/x86/include/asm/cpufeatures.h
> tools: Synchronize tools/include/uapi/linux/bpf.h
>
> Donghyun Kim (1):
> perf report/top: Add a tip about system-wide collection from all CPUs
>
> Kim SeonYoung (1):
> perf report/top: Add a tip about source line numbers with overhead
>
> Nambong Ha (1):
> perf top/report: Add tips about a list option
>
> Namhyung Kim (1):
> tools lib traceevent: Fix kbuffer_read_at_offset()
>
> Ravi Bangoria (1):
> perf uretprobe ppc64le: Fix probe location
>
> Wang Nan (2):
> tools build: Support compiling C++ source file
> tools build: Add feature detection for g++
>
> tools/arch/x86/include/asm/cpufeatures.h | 1 -
> tools/arch/x86/lib/memcpy_64.S | 6 ++--
> tools/build/Build.include | 1 +
> tools/build/Makefile.build | 7 ++++
> tools/build/Makefile.feature | 2 +-
> tools/build/feature/Makefile | 10 +++++-
> tools/build/feature/test-cxx.cpp | 15 +++++++++
> tools/include/uapi/linux/bpf.h | 4 +--
> tools/lib/traceevent/kbuffer-parse.c | 1 +
> tools/perf/Documentation/tips.txt | 4 +++
> tools/perf/arch/powerpc/util/sym-handling.c | 3 +-
> tools/perf/pmu-events/jevents.c | 2 ++
> .../perf/util/intel-pt-decoder/intel-pt-decoder.c | 38 ++++++++++++++++++++++
> 13 files changed, 85 insertions(+), 9 deletions(-)
> create mode 100644 tools/build/feature/test-cxx.cpp
>
> [root@...et ~]# time dm
> 1 alpine:3.4: Ok
> 2 android-ndk:r12b-arm: Ok
> 3 archlinux:latest: Ok
> 4 centos:5: Ok
> 5 centos:6: Ok
> 6 centos:7: Ok
> 7 debian:7: Ok
> 8 debian:8: Ok
> 9 debian:experimental: Ok
> 10 fedora:20: Ok
> 11 fedora:21: Ok
> 12 fedora:22: Ok
> 13 fedora:23: Ok
> 14 fedora:24: Ok
> 15 fedora:24-x-ARC-uClibc: Ok
> 16 fedora:rawhide: Ok
> 17 mageia:5: Ok
> 18 opensuse:13.2: Ok
> 19 opensuse:42.1: Ok
> 20 opensuse:tumbleweed: Ok
> 21 ubuntu:12.04.5: Ok
> 22 ubuntu:14.04: Ok
> 23 ubuntu:14.04.4: Ok
> 24 ubuntu:15.10: Ok
> 25 ubuntu:16.04: Ok
> 26 ubuntu:16.04-x-arm: Ok
> 27 ubuntu:16.04-x-arm64: Ok
> 28 ubuntu:16.04-x-powerpc: Ok
> 29 ubuntu:16.04-x-powerpc64: Ok
> 30 ubuntu:16.04-x-powerpc64el: Ok
> 31 ubuntu:16.04-x-s390: Ok
> 32 ubuntu:16.10: Ok
>
> real 44m58.202s
> user 0m2.864s
> sys 0m1.975s
> [root@...et ~]#
>
> [acme@...et linux]$ make -C tools/perf build-test
> make: Entering directory '/home/acme/git/linux/tools/perf'
> tarpkg: ./tests/perf-targz-src-pkg .
> make_static_O: make LDFLAGS=-static
> make_no_libdw_dwarf_unwind_O: make NO_LIBDW_DWARF_UNWIND=1
> make_install_prefix_slash_O: make install prefix=/tmp/krava/
> make_no_ui_O: make NO_NEWT=1 NO_SLANG=1 NO_GTK2=1
> make_help_O: make help
> make_no_libpython_O: make NO_LIBPYTHON=1
> make_install_O: make install
> make_install_prefix_O: make install prefix=/tmp/krava
> make_no_scripts_O: make NO_LIBPYTHON=1 NO_LIBPERL=1
> make_no_libperl_O: make NO_LIBPERL=1
> make_debug_O: make DEBUG=1
> make_perf_o_O: make perf.o
> make_clean_all_O: make clean all
> make_util_pmu_bison_o_O: make util/pmu-bison.o
> make_minimal_O: make NO_LIBPERL=1 NO_LIBPYTHON=1 NO_NEWT=1 NO_GTK2=1 NO_DEMANGLE=1 NO_LIBELF=1 NO_LIBUNWIND=1 NO_BACKTRACE=1 NO_LIBNUMA=1 NO_LIBAUDIT=1 NO_LIBBIONIC=1 NO_LIBDW_DWARF_UNWIND=1 NO_AUXTRACE=1 NO_LIBBPF=1 NO_LIBCRYPTO=1 NO_SDT=1
> make_no_demangle_O: make NO_DEMANGLE=1
> make_no_libunwind_O: make NO_LIBUNWIND=1
> make_with_babeltrace_O: make LIBBABELTRACE=1
> make_no_libnuma_O: make NO_LIBNUMA=1
> make_no_libbpf_O: make NO_LIBBPF=1
> make_install_bin_O: make install-bin
> make_util_map_o_O: make util/map.o
> make_no_libelf_O: make NO_LIBELF=1
> make_no_newt_O: make NO_NEWT=1
> make_no_auxtrace_O: make NO_AUXTRACE=1
> make_no_gtk2_O: make NO_GTK2=1
> make_no_slang_O: make NO_SLANG=1
> make_doc_O: make doc
> make_pure_O: make
> make_no_libbionic_O: make NO_LIBBIONIC=1
> make_no_libaudit_O: make NO_LIBAUDIT=1
> make_tags_O: make tags
> make_no_backtrace_O: make NO_BACKTRACE=1
> OK
>
> [root@...et ~]# perf test
> 1: vmlinux symtab matches kallsyms : Ok
> 2: detect openat syscall event : Ok
> 3: detect openat syscall event on all cpus : Ok
> 4: read samples using the mmap interface : Ok
> 5: parse events tests : Ok
> 6: Validate PERF_RECORD_* events & perf_sample fields : Ok
> 7: Test perf pmu format parsing : Ok
> 8: Test dso data read : Ok
> 9: Test dso data cache : Ok
> 10: Test dso data reopen : Ok
> 11: roundtrip evsel->name check : Ok
> 12: Check parsing of sched tracepoints fields : Ok
> 13: Generate and check syscalls:sys_enter_openat event fields: Ok
> 14: struct perf_event_attr setup : Ok
> 15: Test matching and linking multiple hists : Ok
> 16: Try 'import perf' in python, checking link problems : Ok
> 17: Test breakpoint overflow signal handler : Ok
> 18: Test breakpoint overflow sampling : Ok
> 19: Test number of exit event of a simple workload : Ok
> 20: Test software clock events have valid period values : Ok
> 21: Test object code reading : Ok
> 22: Test sample parsing : Ok
> 23: Test using a dummy software event to keep tracking : Ok
> 24: Test parsing with no sample_id_all bit set : Ok
> 25: Test filtering hist entries : Ok
> 26: Test mmap thread lookup : Ok
> 27: Test thread mg sharing : Ok
> 28: Test output sorting of hist entries : Ok
> 29: Test cumulation of child hist entries : Ok
> 30: Test tracking with sched_switch : Ok
> 31: Filter fds with revents mask in a fdarray : Ok
> 32: Add fd to a fdarray, making it autogrow : Ok
> 33: Test kmod_path__parse function : Ok
> 34: Test thread map : Ok
> 35: Test LLVM searching and compiling :
> 35.1: Basic BPF llvm compiling test : Ok
> 35.2: Test kbuild searching : Ok
> 35.3: Compile source for BPF prologue generation test : Ok
> 35.4: Compile source for BPF relocation test : Ok
> 36: Test topology in session : Ok
> 37: Test BPF filter :
> 37.1: Test basic BPF filtering : Ok
> 37.2: Test BPF prologue generation : Ok
> 37.3: Test BPF relocation checker : Ok
> 38: Test thread map synthesize : Ok
> 39: Test cpu map synthesize : Ok
> 40: Test stat config synthesize : Ok
> 41: Test stat synthesize : Ok
> 42: Test stat round synthesize : Ok
> 43: Test attr update synthesize : Ok
> 44: Test events times : Ok
> 45: Test backward reading from ring buffer : Ok
> 46: Test cpu map print : Ok
> 47: Test SDT event probing : Ok
> 48: Test is_printable_array function : Ok
> 49: Test bitmap print : Ok
> 50: x86 rdpmc test : Ok
> 51: Test converting perf time to TSC : Ok
> 52: Test dwarf unwind : Ok
> 53: Test x86 instruction decoder - new instructions : Ok
> 54: Test intel cqm nmi context read : Skip
> [root@...et ~]#
Pulled, thanks a lot Arnaldo!
Ingo
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