Re: [GIT PULL 00/19] perf/core improvements and fixes

From: Ingo Molnar
Date: Wed Apr 08 2015 - 11:05:26 EST



* Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> wrote:

> Hi Ingo,
>
> Please consider pulling, it is the pull req from yesterday, minus a patch
> that introduced a problem, plus a fex fixes.
>
> I am investigating a problem I noticed for another patch that is upstream
> and after that will get back to the removed patch from yesterday's batch,
>
> - Arnaldo
>
> The following changes since commit 6645f3187f5beb64f7a40515cfa18f3889264ece:
>
> Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2015-04-03 07:00:02 +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
>
> for you to fetch changes up to a1e12da4796a4ddd0e911687a290eb396d1c64bf:
>
> perf tools: Add 'I' event modifier for exclude_idle bit (2015-04-08 11:00:16 -0300)
>
> ----------------------------------------------------------------
> perf/core improvements and fixes:
>
> - Teach about perf_event_attr.clockid to 'perf record' (Peter Zijlstra)
>
> - perf sched replay improvements for high CPU core count machines (Yunlong Song)
>
> - Consider PERF_RECORD_ events with cpumode == 0 in 'perf top', removing one
> cause of long term memory usage buildup, i.e. not processing PERF_RECORD_EXIT
> events (Arnaldo Carvalho de Melo)
>
> - Add 'I' event modifier for perf_event_attr.exclude_idle bit (Jiri Olsa)
>
> - Respect -i option 'in perf kmem' (Jiri Olsa)
>
> Infrastructure:
>
> - Honor operator priority in libtraceevent (Namhyung Kim)
>
> - Merge all perf_event_attr print functions (Peter Zijlstra)
>
> - Check kmaps access to make code more robust (Wang Nan)
>
> - Fix inverted logic in perf_mmap__empty() (He Kuang)
>
> - Fix ARM 32 'perf probe' building error (Wang Nan)
>
> - Fix perf_event_attr tests (Jiri Olsa)
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
>
> ----------------------------------------------------------------
> He Kuang (1):
> perf evlist: Fix inverted logic in perf_mmap__empty
>
> Jiri Olsa (3):
> perf kmem: Respect -i option
> perf tests: Fix attr tests
> perf tools: Add 'I' event modifier for exclude_idle bit
>
> Namhyung Kim (1):
> tools lib traceevent: Honor operator priority
>
> Peter Zijlstra (2):
> perf record: Add clockid parameter
> perf tools: Merge all perf_event_attr print functions
>
> Wang Nan (3):
> perf kmaps: Check kmaps to make code more robust
> perf probe: Fix ARM 32 building error
> perf report: Don't call map__kmap if map is NULL.
>
> Yunlong Song (9):
> perf sched replay: Use struct task_desc instead of struct task_task for correct meaning
> perf sched replay: Increase the MAX_PID value to fix assertion failure problem
> perf sched replay: Alloc the memory of pid_to_task dynamically to adapt to the unexpected change of pid_max
> perf sched replay: Realloc the memory of pid_to_task stepwise to adapt to the different pid_max configurations
> perf sched replay: Fix the segmentation fault problem caused by pr_err in threads
> perf sched replay: Handle the dead halt of sem_wait when create_tasks() fails for any task
> perf sched replay: Fix the EMFILE error caused by the limitation of the maximum open files
> perf sched replay: Support using -f to override perf.data file ownership
> perf sched replay: Use replay_repeat to calculate the runavg of cpu usage instead of the default value 10
>
> tools/lib/traceevent/event-parse.c | 17 +-
> tools/perf/Documentation/perf-list.txt | 1 +
> tools/perf/Documentation/perf-record.txt | 7 +
> tools/perf/builtin-kmem.c | 3 +-
> tools/perf/builtin-record.c | 87 +++++++++
> tools/perf/builtin-report.c | 2 +-
> tools/perf/builtin-sched.c | 67 +++++--
> tools/perf/perf.h | 2 +
> tools/perf/tests/attr/base-record | 2 +-
> tools/perf/tests/attr/base-stat | 2 +-
> tools/perf/tests/parse-events.c | 40 ++++
> tools/perf/util/evlist.c | 2 +-
> tools/perf/util/evsel.c | 325 ++++++++++++++++---------------
> tools/perf/util/evsel.h | 6 +
> tools/perf/util/header.c | 28 +--
> tools/perf/util/machine.c | 5 +-
> tools/perf/util/map.c | 20 ++
> tools/perf/util/map.h | 6 +-
> tools/perf/util/parse-events.c | 8 +-
> tools/perf/util/parse-events.l | 2 +-
> tools/perf/util/probe-event.c | 5 +-
> tools/perf/util/session.c | 3 +
> tools/perf/util/symbol-elf.c | 16 +-
> tools/perf/util/symbol.c | 34 +++-
> 24 files changed, 477 insertions(+), 213 deletions(-)

Pulled, thanks a lot Arnaldo!

Ingo

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