Re: [GIT PULL 00/17] perf/urgent fixes and improvements

[Ingo Molnar <mingo@kernel.org>]

* Arnaldo Carvalho de Melo <acme@kernel.org> wrote:

> Hi Ingo,
> 
> 	Please consider pulling, this took longer than I expected
> due to the syscall rename fallout :-\
> 
> - Arnaldo
> 
> The following changes since commit 5c8dad48e4f53d6fd0a7e4f95d7c1c983374de88:
> 
>   trace_kprobe: Remove warning message "Could not insert probe at..." (2018-04-17 07:54:57 +0200)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-urgent-for-mingo-4.17-20180420
> 
> for you to fetch changes up to 8a9fd8323087e794f1d3cd4850b393ced048bc73:
> 
>   coresight: Move to SPDX identifier (2018-04-19 12:29:41 -0300)
> 
> ----------------------------------------------------------------
> perf/urgent fixes and improvements:
> 
> - Store context switch out type in PERF_RECORD_SWITCH[_CPU_WIDE].
>   The percentage of preempting and non-preempting context switches help
>   understanding the nature of workloads (CPU or IO bound) that are running
>   on a machine. This adds the kernel facility and userspace changes needed
>   to show this information in 'perf script' and 'perf report -D' (Alexey Budankov)
> 
> - Remove old error messages about things that unlikely to be the root cause
>   in modern systems (Andi Kleen)
> 
> - Synchronize kernel ABI headers, v4.17-rc1 (Ingo Molnar)
> 
> - Support MAP_FIXED_NOREPLACE, noticed when updating the tools/include/
>   copies (Arnaldo Carvalho de Melo)
> 
> - Fixup BPF test using epoll_pwait syscall function probe, to cope with
>   the syscall routines renames performed in this development cycle (Arnaldo Carvalho de Melo)
> 
> - Fix sample_max_stack maximum check and do not proceed when an error
>   has been detect, return them to avoid misidentifying errors (Jiri Olsa)
> 
> - Add '\n' at the end of parse-options error messages (Ravi Bangoria)
> 
> - Add s390 support for detailed/verbose PMU event description (Thomas Richter)
> 
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> 
> ----------------------------------------------------------------
> Alexey Budankov (3):
>       perf/core: Store context switch out type in PERF_RECORD_SWITCH[_CPU_WIDE]
>       perf report: Extend raw dump (-D) out with switch out event type
>       perf script: Extend misc field decoding with switch out event type
> 
> Andi Kleen (4):
>       perf mem: Allow all record/report options
>       perf hists browser: Clarify top/report browser help
>       perf record: Remove misleading error suggestion
>       perf record: Remove suggestion to enable APIC
> 
> Arnaldo Carvalho de Melo (3):
>       perf trace: Support MAP_FIXED_NOREPLACE
>       perf tests mmap: Show which tracepoint is failing
>       perf test BPF: Fixup BPF test using epoll_pwait syscall function probe
> 
> Ingo Molnar (1):
>       tools/headers: Synchronize kernel ABI headers, v4.17-rc1
> 
> Jiri Olsa (3):
>       perf: Return proper values for user stack errors
>       perf: Fix sample_max_stack maximum check
>       perf: Remove superfluous allocation error check
> 
> Mathieu Poirier (1):
>       coresight: Move to SPDX identifier
> 
> Ravi Bangoria (1):
>       perf tools: Add '\n' at the end of parse-options error messages
> 
> Thomas Richter (1):
>       perf list: Add s390 support for detailed/verbose PMU event description
> 
>  include/linux/coresight-pmu.h                     |  13 +-
>  include/uapi/linux/perf_event.h                   |  18 +-
>  kernel/events/callchain.c                         |  25 +-
>  kernel/events/core.c                              |   8 +-
>  tools/arch/arm/include/uapi/asm/kvm.h             |   9 +
>  tools/arch/x86/include/asm/required-features.h    |   8 +-
>  tools/arch/x86/include/uapi/asm/kvm.h             |  19 +-
>  tools/include/linux/coresight-pmu.h               |  13 +-
>  tools/include/uapi/asm-generic/mman-common.h      |   3 +
>  tools/include/uapi/linux/bpf.h                    |   1 +
>  tools/include/uapi/linux/if_link.h                |  39 ++
>  tools/include/uapi/linux/kvm.h                    |  21 +-
>  tools/include/uapi/linux/perf_event.h             |  18 +-
>  tools/include/uapi/sound/asound.h                 |   1 +
>  tools/lib/subcmd/parse-options.c                  |   6 +-
>  tools/perf/Documentation/perf-mem.txt             |   3 +
>  tools/perf/Documentation/perf-script.txt          |  17 +-
>  tools/perf/arch/arm/util/auxtrace.c               |  13 +-
>  tools/perf/arch/arm/util/cs-etm.c                 |  13 +-
>  tools/perf/arch/arm/util/cs-etm.h                 |  13 +-
>  tools/perf/arch/arm/util/pmu.c                    |  13 +-
>  tools/perf/arch/x86/Makefile                      |   2 +-
>  tools/perf/arch/x86/entry/syscalls/syscall_64.tbl | 712 +++++++++++-----------
>  tools/perf/builtin-mem.c                          |   4 +-
>  tools/perf/builtin-script.c                       |   5 +-
>  tools/perf/tests/bpf-script-example.c             |   2 +-
>  tools/perf/tests/mmap-basic.c                     |   2 +-
>  tools/perf/trace/beauty/mmap.c                    |   3 +
>  tools/perf/ui/browsers/hists.c                    |   2 +-
>  tools/perf/util/cs-etm-decoder/cs-etm-decoder.c   |   3 +-
>  tools/perf/util/cs-etm.c                          |   3 +-
>  tools/perf/util/cs-etm.h                          |  13 +-
>  tools/perf/util/event.c                           |   4 +-
>  tools/perf/util/evsel.c                           |   6 +-
>  tools/perf/util/pmu.c                             |   6 +
>  35 files changed, 545 insertions(+), 496 deletions(-)

Pulled, thanks a lot Arnaldo!

	Ingo