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Date: Tue, 22 Jan 2019 11:07:54 +0100
From: Ingo Molnar <mingo@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Clark Williams <williams@...hat.com>, linux-kernel@...r.kernel.org,
linux-perf-users@...r.kernel.org,
Brajeswar Ghosh <brajeswar.linux@...il.com>,
Jamal Hadi Salim <jhs@...atatu.com>,
Rasmus Villemoes <linux@...musvillemoes.dk>,
Song Liu <songliubraving@...com>,
Thomas Richter <tmricht@...ux.ibm.com>,
YueHaibing <yuehaibing@...wei.com>,
Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [GIT PULL 00/24] perf/core improvements and fixes
* Arnaldo Carvalho de Melo <acme@...nel.org> wrote:
> Hi Ingo,
>
> Please consider pulling,
>
> Regards,
>
> - Arnaldo
>
> Test results at the end of this message, as usual.
>
> The following changes since commit ad07c8ceb6631a83b62d405a61448bba92adac68:
>
> perf/core: Remove unused perf_flags (2019-01-21 11:01:31 +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-5.0-20190121
>
> for you to fetch changes up to 32e9136e37840a62c659259a394ed3735e3b3c84:
>
> perf utils: Move perf_config using routines from color.c to separate object (2019-01-21 17:38:56 -0300)
>
> ----------------------------------------------------------------
> perf/core improvements and fixes:
>
> BPF:
>
> Song Liu:
>
> - Introduce PERF_RECORD_KSYMBOL to allow tooling to notice the addition
> of new kernel symbols and be able to resolve samples in such symbols.
>
> - Introduce PERF_RECORD_BPF_EVENT to notify tooling about the loading
> and unloading of BPF programs, making them visible and allowing for
> the request of further information to allow for things like annotation.
>
> - Change the userspace perf tools to handle those new events and to
> synthesize them for pre-existing loaded BPF programs.
>
> Kernel:
>
> Arnaldo Carvalho de Melo:
>
> - Make perf_event_output() propagate the output() return, allowing
> users to check for -ENOSPC in the ring buffer.
>
> perf report:
>
> Thomas Richter:
>
> - Display arch specific diagnostic counter sets, starting with s390
> diagnostic counter sets.
>
> perf session:
>
> Jiri Olsa:
>
> - Introduce a reader object to prep for multithreaded processing
> of recorded events.
>
> Misc:
>
> Rasmus Villemoes:
>
> - Replace automatic const char[] variables by statics, to avoid
> initializing them at runtime, instead having them in .rodata,
> reducing code size.
>
> YueHaibing:
>
> - Remove duplicated workqueue.h include from perf_event.h
>
> Brajeswar Ghosh:
>
> - Remove some more duplicated headers.
>
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
>
> ----------------------------------------------------------------
> Arnaldo Carvalho de Melo (4):
> perf: Make perf_event_output() propagate the output() return
> perf top: Synthesize BPF events for pre-existing loaded BPF programs
> perf python: Remove -fstack-clash-protection when building with some clang versions
> perf utils: Move perf_config using routines from color.c to separate object
>
> Brajeswar Ghosh (1):
> perf tools: Remove duplicate headers
>
> Jiri Olsa (6):
> perf session: Rearrange perf_session__process_events function
> perf session: Get rid of file_size variable
> perf session: Add reader object
> perf session: Add 'data_size' member to reader object
> perf session: Add 'data_offset' member to reader object
> perf session: Add reader__process_events function
>
> Rasmus Villemoes (1):
> perf tools: Replace automatic const char[] variables by statics
>
> Song Liu (8):
> perf, bpf: Introduce PERF_RECORD_KSYMBOL
> tools headers uapi: Sync tools/include/uapi/linux/perf_event.h
> perf, bpf: Introduce PERF_RECORD_BPF_EVENT
> tools headers uapi: Sync tools/include/uapi/linux/perf_event.h
> perf tools: Handle PERF_RECORD_KSYMBOL
> perf tools: Handle PERF_RECORD_BPF_EVENT
> perf tools: Synthesize PERF_RECORD_* for loaded BPF programs
> bpf: Add module name [bpf] to ksymbols for bpf programs
>
> Thomas Richter (3):
> perf report: Display arch specific diagnostic counter sets, starting with s390
> perf report: Display names in s390 diagnostic counter sets
> perf report: Dump s390 counter set data to file
>
> YueHaibing (1):
> perf: Remove duplicated workqueue.h include from perf_event.h
>
> include/linux/filter.h | 7 +
> include/linux/perf_event.h | 21 +-
> include/uapi/linux/perf_event.h | 53 ++++-
> kernel/bpf/core.c | 2 +-
> kernel/bpf/syscall.c | 2 +
> kernel/events/core.c | 224 +++++++++++++++++++-
> kernel/kallsyms.c | 2 +-
> kernel/trace/bpf_trace.c | 3 +-
> tools/include/uapi/linux/perf_event.h | 53 ++++-
> tools/perf/builtin-c2c.c | 4 +-
> tools/perf/builtin-kmem.c | 4 +-
> tools/perf/builtin-record.c | 7 +
> tools/perf/builtin-report.c | 6 +-
> tools/perf/builtin-sched.c | 2 +-
> tools/perf/builtin-stat.c | 1 -
> tools/perf/builtin-top.c | 7 +
> tools/perf/examples/bpf/augmented_raw_syscalls.c | 4 +-
> tools/perf/examples/bpf/augmented_syscalls.c | 14 +-
> tools/perf/examples/bpf/etcsnoop.c | 10 +-
> tools/perf/perf.h | 1 +
> tools/perf/tests/bp_account.c | 1 -
> tools/perf/ui/browsers/header.c | 2 +-
> tools/perf/ui/browsers/hists.c | 4 +-
> tools/perf/util/Build | 5 +
> tools/perf/util/bpf-event.c | 257 +++++++++++++++++++++++
> tools/perf/util/bpf-event.h | 38 ++++
> tools/perf/util/color.c | 39 ----
> tools/perf/util/color_config.c | 47 +++++
> tools/perf/util/dso.h | 1 -
> tools/perf/util/event.c | 41 ++++
> tools/perf/util/event.h | 36 ++++
> tools/perf/util/evlist.h | 4 +-
> tools/perf/util/evsel.c | 19 +-
> tools/perf/util/evsel.h | 2 +
> tools/perf/util/machine.c | 58 +++++
> tools/perf/util/machine.h | 3 +
> tools/perf/util/s390-cpumcf-kernel.h | 62 ++++++
> tools/perf/util/s390-cpumsf.c | 77 ++++++-
> tools/perf/util/s390-sample-raw.c | 222 ++++++++++++++++++++
> tools/perf/util/sample-raw.c | 18 ++
> tools/perf/util/sample-raw.h | 14 ++
> tools/perf/util/session.c | 98 ++++++---
> tools/perf/util/setup.py | 2 +
> tools/perf/util/tool.h | 5 +-
> tools/perf/util/zlib.c | 1 -
> 45 files changed, 1358 insertions(+), 125 deletions(-)
> create mode 100644 tools/perf/util/bpf-event.c
> create mode 100644 tools/perf/util/bpf-event.h
> create mode 100644 tools/perf/util/color_config.c
> create mode 100644 tools/perf/util/s390-cpumcf-kernel.h
> create mode 100644 tools/perf/util/s390-sample-raw.c
> create mode 100644 tools/perf/util/sample-raw.c
> create mode 100644 tools/perf/util/sample-raw.h
Pulled, thanks a lot Arnaldo!
Ingo
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