Re: [GIT PULL 00/24] perf/core improvements and fixes

From	Ingo Molnar <mingo@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [GIT PULL 00/24] perf/core improvements and fixes
Date	2016-07-16 22:40 +0200
Message-ID	<rVExs-8os-19@gated-at.bofh.it> (permalink)
References	<rVinf-38N-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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

> Hi Ingo,
> 
> 	Please consider pulling,
> 
> Test results, with a new target: cross-compiling to Android ARM API 24 (NDK r12b),
> for all except android-ndk:r12b now objtool is tested too, in adition to tools/perf.
> 
>   [root@jouet ~]# dm
>   alpine:3.4: Ok
>   android-ndk:r12b: Ok
>   centos:5: Ok
>   centos:6: Ok
>   centos:7: Ok
>   debian:7: Ok
>   debian:8: Ok
>   debian:experimental: Ok
>   fedora:21: Ok
>   fedora:22: Ok
>   fedora:23: Ok
>   fedora:24: Ok
>   fedora:rawhide: Ok
>   opensuse:13.2: Ok
>   opensuse:42.1: Ok
>   ubuntu:14.04.4: Ok
>   ubuntu:15.10: Ok
>   ubuntu:16.04: Ok
>   [root@jouet ~]#
> 
> oops, the mageia image din't got rebuilt, will fix that, pretty good coverage
> even so :-)
> 
> - Arnaldo
> 
> The following changes since commit b29c6574699dc475da5dbff8db19297b203aacce:
> 
>   Merge tag 'perf-core-for-mingo-20160713' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2016-07-14 08:54:13 +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-20160715
> 
> for you to fetch changes up to b49364f36cfdb6d540ac961102d7ffaf84279bb6:
> 
>   objtool: Initialize variable to silence old compiler (2016-07-15 17:32:52 -0300)
> 
> ----------------------------------------------------------------
> perf/core improvements and fixes:
> 
> User visible:
> 
> - Allow reading from a backward ring buffer (one setup via sys_perf_event_open
>   with perf_event_attr.write_backward = 1) (Wang Nan)
> 
> Infrastructure:
> 
> - Fix the build on Android NDK r12b (initially just for arm), that is now port
>   of my perf-build container collection and will get tested prior to sending
>   patches upstream (Arnaldo Carvalho de Melo)
> 
> - Add correct header for ipv6 defini
> 
> - Fix bitsperlong.h fallout (Arnaldo Carvalho de Melo, Peter Zijlstra)
> 
> - Use base 0 (auto) in filename__read_ull, so that we can handle hex values too (Jiri Olsa)
> 
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> 
> ----------------------------------------------------------------
> Arnaldo Carvalho de Melo (8):
>       tools lib traceevent: Add correct header for ipv6 definitions
>       perf tools: Do not provide dup sched_getcpu() prototype on Android
>       tools: Make "__always_inline" just "inline" on Android
>       perf tools: Just pr_debug() about not being able to read cacheline_size
>       perf tools: Bail out at "--sort dcacheline" and cacheline_size not known
>       perf evlist: Drop redundant evsel->overwrite indicator
>       objtool: Add -I$(srctree)/tools/arch/$(ARCH)/include/uapi
>       objtool: Initialize variable to silence old compiler
> 
> Jiri Olsa (1):
>       tools lib api fs: Use base 0 in filename__read_ull
> 
> Peter Zijlstra (1):
>       tools: Simplify BITS_PER_LONG define
> 
> Wang Nan (14):
>       tools lib fd array: Allow associating a pointer cookie with each entry
>       perf evlist: Update mmap related APIs and helpers
>       perf record: Decouple record__mmap_read() and evlist.
>       perf evlist: Record mmap cookie into fdarray private field
>       perf evlist: Extract common code in mmap failure processing
>       perf evlist: Introduce backward_mmap array for evlist
>       perf evlist: Map backward events to backward_mmap
>       perf evlist: Drop evlist->backward
>       perf evlist: Setup backward mmap state machine
>       perf record: Read from overwritable ring buffer
>       perf evlist: Make {pause,resume} internal helpers
>       perf tools: Enable overwrite settings
>       perf session: Don't warn about out of order event if write_backward is used
>       perf record: Add --tail-synthesize option
> 
>  tools/include/asm-generic/bitsperlong.h  |  23 +--
>  tools/include/linux/compiler.h           |  11 ++
>  tools/lib/api/fd/array.h                 |   1 +
>  tools/lib/api/fs/fs.c                    |   7 +-
>  tools/lib/traceevent/event-parse.c       |   3 +-
>  tools/objtool/Makefile                   |   2 +-
>  tools/objtool/builtin-check.c            |   2 +-
>  tools/perf/Documentation/perf-record.txt |  22 +++
>  tools/perf/builtin-record.c              | 113 ++++++++++---
>  tools/perf/perf.c                        |   2 +-
>  tools/perf/perf.h                        |   2 +
>  tools/perf/tests/backward-ring-buffer.c  |  14 +-
>  tools/perf/util/evlist.c                 | 269 ++++++++++++++++++++++---------
>  tools/perf/util/evlist.h                 |  47 +++++-
>  tools/perf/util/evsel.c                  |  16 +-
>  tools/perf/util/evsel.h                  |   3 +-
>  tools/perf/util/parse-events.c           |  20 ++-
>  tools/perf/util/parse-events.h           |   2 +
>  tools/perf/util/parse-events.l           |   2 +
>  tools/perf/util/session.c                |  22 ++-
>  tools/perf/util/sort.c                   |   8 +-
>  tools/perf/util/util.h                   |   2 +-
>  22 files changed, 441 insertions(+), 152 deletions(-)

Pulled, thanks a lot Arnaldo!

	Ingo

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[GIT PULL 00/24] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 06/24] tools lib api fs: Use base 0 in filename__read_ull Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 17/24] perf evlist: Setup backward mmap state machine Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 20/24] perf tools: Enable overwrite settings Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 16/24] perf evlist: Drop evlist->backward Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 10/24] perf evlist: Update mmap related APIs and helpers Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 13/24] perf evlist: Extract common code in mmap failure processing Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 09/24] tools lib fd array: Allow associating a pointer cookie with each entry Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 02/24] perf tools: Do not provide dup sched_getcpu() prototype on Android Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  [PATCH 08/24] tools: Simplify BITS_PER_LONG define Arnaldo Carvalho de Melo <acme@kernel.org> - 2016-07-15 23:00 +0200
  Re: [GIT PULL 00/24] perf/core improvements and fixes Ingo Molnar <mingo@kernel.org> - 2016-07-16 22:40 +0200

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