Messages in this thread | | | Date | Wed, 7 Dec 2016 19:17:39 +0100 | From | Ingo Molnar <> | Subject | Re: [GIT PULL 00/10] perf/core improvements and fixes |
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* Arnaldo Carvalho de Melo <acme@kernel.org> wrote:
> Hi Ingo, > > Please consider pulling, should get linux-next free of perf build fixdep > related race conditions on high core count machines, > > - Arnaldo > > Test results at the end of this message, as usual. > > The following changes since commit 34c4a42791bbc455e65a15d12dcd0b6b3c52ad13: > > Merge tag 'perf-core-for-mingo-20161205' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2016-12-06 09:14:56 +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-20161207 > > for you to fetch changes up to 108a7c103b761309ccbd997002e8428808cf1e04: > > perf tools: Explicitly document that --children is enabled by default (2016-12-07 12:00:35 -0300) > > ---------------------------------------------------------------- > perf/core improvements and fixes: > > Improvements: > > - Improve error message when analyzing file with required events in > 'perf sched timehist' (David Ahern) > > Fixes: > > - Force fixdep compilation to be done at the start of the build, fixing > some build race conditions in high core count machines (Jiri Olsa) > > - Fix handling a zero sample->tid in 'perf sched timehist', as > sometimes that isn't the idle thread (Namhyung Kim) > > Infrastructure: > > - Check minimal accepted LLVM version in its feature check, 3.9 at this > time (Wang Nan) > > Documentation: > > - Explicitly document that --children is enabled by default (Yannick Brosseau) > > Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> > > ---------------------------------------------------------------- > David Ahern (1): > perf sched timehist: Improve error message when analyzing wrong file > > Jiri Olsa (3): > perf tools: Move PERF-VERSION-FILE target into rules area > perf tools: Force fixdep compilation at the start of the build > perf tools: Move perf build related variables under non fixdep leg > > Namhyung Kim (4): > perf sched: Cleanup option processing > perf callchain: Introduce callchain_cursor__copy() > perf sched timehist: Handle zero sample->tid properly > perf sched timehist: Cleanup idle_max_cpu handling > > Wang Nan (1): > perf build: Check LLVM version in feature check > > Yannick Brosseau (1): > perf tools: Explicitly document that --children is enabled by default > > tools/build/feature/Makefile | 8 +++- > tools/build/feature/test-llvm-version.cpp | 11 +++++ > tools/build/feature/test-llvm.cpp | 5 +++ > tools/perf/Documentation/perf-report.txt | 3 +- > tools/perf/Documentation/perf-top.txt | 1 + > tools/perf/Makefile.config | 8 +++- > tools/perf/Makefile.perf | 68 +++++++++++++++++++++---------- > tools/perf/builtin-sched.c | 26 ++++++------ > tools/perf/util/callchain.c | 27 ++++++++++++ > tools/perf/util/callchain.h | 3 ++ > 10 files changed, 122 insertions(+), 38 deletions(-) > create mode 100644 tools/build/feature/test-llvm-version.cpp > > # uname -a > Linux jouet 4.8.8-300.fc25.x86_64 #1 SMP Tue Nov 15 18:10:06 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux > # 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 event definition strings : Ok > 6: PERF_RECORD_* events & perf_sample fields : Ok > 7: Parse perf pmu format : Ok > 8: DSO data read : Ok > 9: DSO data cache : Ok > 10: DSO data reopen : Ok > 11: Roundtrip evsel->name : Ok > 12: Parse sched tracepoints fields : Ok > 13: syscalls:sys_enter_openat event fields : Ok > 14: Setup struct perf_event_attr : Ok > 15: Match and link multiple hists : Ok > 16: 'import perf' in python : Ok > 17: Breakpoint overflow signal handler : Ok > 18: Breakpoint overflow sampling : Ok > 19: Number of exit events of a simple workload : Ok > 20: Software clock events period values : Ok > 21: Object code reading : Ok > 22: Sample parsing : Ok > 23: Use a dummy software event to keep tracking: Ok > 24: Parse with no sample_id_all bit set : Ok > 25: Filter hist entries : Ok > 26: Lookup mmap thread : Ok > 27: Share thread mg : Ok > 28: Sort output of hist entries : Ok > 29: Cumulate child hist entries : Ok > 30: Track 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: kmod_path__parse : Ok > 34: Thread map : Ok > 35: LLVM search and compile : > 35.1: Basic BPF llvm compile : Ok > 35.2: kbuild searching : Ok > 35.3: Compile source for BPF prologue generation: Ok > 35.4: Compile source for BPF relocation : Ok > 36: Session topology : Ok > 37: BPF filter : > 37.1: Basic BPF filtering : Ok > 37.2: BPF prologue generation : Ok > 37.3: BPF relocation checker : Ok > 38: Synthesize thread map : Ok > 39: Synthesize cpu map : Ok > 40: Synthesize stat config : Ok > 41: Synthesize stat : Ok > 42: Synthesize stat round : Ok > 43: Synthesize attr update : Ok > 44: Event times : Ok > 45: Read backward ring buffer : Ok > 46: Print cpu map : Ok > 47: Probe SDT events : Ok > 48: is_printable_array : Ok > 49: Print bitmap : Ok > 50: perf hooks : Ok > 51: builtin clang support : > 51.1: builtin clang compile C source to IR : Ok > 51.2: builtin clang compile C source to ELF object: Ok > 52: x86 rdpmc : Ok > 53: Convert perf time to TSC : Ok > 54: DWARF unwind : Ok > 55: x86 instruction decoder - new instructions : Ok > 56: Intel cqm nmi context read : Skip > # > # uname -a > Linux zoo 4.7.3-200.fc24.x86_64 #1 SMP Wed Sep 7 17:31:21 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux > # 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 > # > $ make -C tools/perf build-test > make: Entering directory '/home/acme/git/linux/tools/perf' > - tarpkg: ./tests/perf-targz-src-pkg . > make_no_ui_O: make NO_NEWT=1 NO_SLANG=1 NO_GTK2=1 > make_help_O: make help > make_install_prefix_slash_O: make install prefix=/tmp/krava/ > make_install_O: make install > make_static_O: make LDFLAGS=-static > make_no_libbionic_O: make NO_LIBBIONIC=1 > make_no_backtrace_O: make NO_BACKTRACE=1 > make_no_libunwind_O: make NO_LIBUNWIND=1 > 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 NO_JVMTI=1 > make_doc_O: make doc > make_no_libbpf_O: make NO_LIBBPF=1 > make_util_map_o_O: make util/map.o > make_install_bin_O: make install-bin > make_no_auxtrace_O: make NO_AUXTRACE=1 > make_with_babeltrace_O: make LIBBABELTRACE=1 > make_with_clangllvm_O: make LIBCLANGLLVM=1 > make_debug_O: make DEBUG=1 > make_no_libelf_O: make NO_LIBELF=1 > make_clean_all_O: make clean all > make_no_libperl_O: make NO_LIBPERL=1 > make_no_libaudit_O: make NO_LIBAUDIT=1 > make_no_slang_O: make NO_SLANG=1 > make_util_pmu_bison_o_O: make util/pmu-bison.o > make_no_gtk2_O: make NO_GTK2=1 > make_pure_O: make > make_no_scripts_O: make NO_LIBPYTHON=1 NO_LIBPERL=1 > make_install_prefix_O: make install prefix=/tmp/krava > make_tags_O: make tags > make_no_demangle_O: make NO_DEMANGLE=1 > make_perf_o_O: make perf.o > make_no_libdw_dwarf_unwind_O: make NO_LIBDW_DWARF_UNWIND=1 > make_no_libnuma_O: make NO_LIBNUMA=1 > make_no_libpython_O: make NO_LIBPYTHON=1 > make_no_newt_O: make NO_NEWT=1 > OK > make: Leaving directory '/home/acme/git/linux/tools/perf' > $
Pulled, thanks a lot Arnaldo!
Ingo
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