[GIT PULL 00/16] perf/core improvements and fixes

[Arnaldo Carvalho de Melo]

Hi Ingo,

	Please consider pulling,

	Build status:

[root@jouet ~]# dm
alpine:3.4: FAIL  <--- strerror_r usage needs to be made XSI-compliant, Alpine Linux uses musl libc
centos:5: FAIL    <--- flex snafu, being investigated by Jiri
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
mageia:5: Ok
opensuse:13.2: Ok
opensuse:42.1: Ok
ubuntu:12.04.5: Ok
ubuntu:14.04.4: Ok
ubuntu:15.10: Ok
ubuntu:16.04: Ok
[root@jouet ~]#

	These images are now available at: https://hub.docker.com/search/?q=acmel

	And the 'dm' script at: https://fedorapeople.org/~acme/perf/dm

Regards,

- Arnaldo

The following changes since commit dc29bb47a34130459fadd58f05e2acd051a6327d:

  Merge tag 'perf-core-for-mingo-20160630' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (2016-07-01 08:40:39 +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-20160704

for you to fetch changes up to f3d082ceabe53177c98bfa4580a294c2844966e8:

  perf tools: Sync copy of syscall_64.tbl with the kernel (2016-07-04 20:29:40 -0300)

----------------------------------------------------------------
perf/core improvements and fixes:

Documentation:

- Update android build documentation (Chris Phlipot)

Infrastructure:

- Respect WERROR=0 in libapi and libsubcmd, to allow building on Android (Chris Phlipot)

- Prep work to support SDT events in probe cache (Masami Hiramatsu)

- ELF support for SDT (Hemant Kumar)

- Add feature detection for libelf's elf_getshdrstrndx function (Arnaldo Carvalho de Melo)

- Fix hist accumulation test (Jiri Olsa)

- Unwind callchain fixes (Jiri Olsa)

- Change internal representation of numa nodes obtained from
  perf.data header (Jiri Olsa)

- Sync copy of syscall_64.tbl with the kernel (Arnaldo Carvalho de Melo)

- Add LGPL 2.1 license header to libbpf source files (Wang Nan)

Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>

----------------------------------------------------------------
Arnaldo Carvalho de Melo (2):
      perf build: Add feature detection for libelf's elf_getshdrstrndx()
      perf tools: Sync copy of syscall_64.tbl with the kernel

Chris Phlipot (3):
      tools lib api: Respect WERROR=0 for build
      tools lib subcmd: Respect WERROR=0 for build
      perf tools: Update android build documentation

Hemant Kumar (1):
      perf sdt: ELF support for SDT

Jiri Olsa (4):
      perf header: Transform nodes string info to struct
      perf tests: Fix hist accumulation test
      perf unwind: Add initialized arg into unwind__prepare_access
      perf unwind: Call unwind__prepare_access for forked thread

Masami Hiramatsu (5):
      perf probe: Use cache entry if possible
      perf probe: Show all cached probes
      perf probe: Remove caches when --cache is given
      perf probe: Add group name support
      perf buildid-cache: Scan and import user SDT events to probe cache

Wang Nan (1):
      tools lib bpf: Add license header

 tools/build/Makefile.feature                      |   1 +
 tools/build/feature/Makefile                      |   4 +
 tools/build/feature/test-all.c                    |   5 +
 tools/build/feature/test-libelf-getshdrstrndx.c   |   8 +
 tools/lib/api/Makefile                            |   8 +-
 tools/lib/bpf/bpf.c                               |  13 ++
 tools/lib/bpf/bpf.h                               |  13 ++
 tools/lib/bpf/libbpf.c                            |  13 ++
 tools/lib/bpf/libbpf.h                            |  13 ++
 tools/lib/subcmd/Makefile                         |   8 +-
 tools/perf/Documentation/android.txt              |  16 +-
 tools/perf/Documentation/perf-buildid-cache.txt   |   3 +
 tools/perf/Documentation/perf-probe.txt           |  19 +-
 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl |   2 +
 tools/perf/builtin-probe.c                        |  31 ++-
 tools/perf/config/Makefile                        |   4 +
 tools/perf/tests/hists_cumulate.c                 |   4 +
 tools/perf/util/build-id.c                        | 138 +++++++++++-
 tools/perf/util/build-id.h                        |   3 +
 tools/perf/util/callchain.h                       |   1 +
 tools/perf/util/env.c                             |   5 +-
 tools/perf/util/env.h                             |  10 +-
 tools/perf/util/header.c                          |  76 +++----
 tools/perf/util/map.c                             |   9 +-
 tools/perf/util/map.h                             |   2 +-
 tools/perf/util/probe-event.c                     |  91 +++++++-
 tools/perf/util/probe-file.c                      | 175 ++++++++++++++-
 tools/perf/util/probe-file.h                      |  10 +-
 tools/perf/util/symbol-elf.c                      | 260 ++++++++++++++++++++++
 tools/perf/util/symbol.h                          |  22 ++
 tools/perf/util/thread.c                          |  39 +++-
 tools/perf/util/unwind-libunwind.c                |  11 +-
 tools/perf/util/unwind.h                          |   9 +-
 tools/perf/util/util.c                            |  19 +-
 34 files changed, 940 insertions(+), 105 deletions(-)
 create mode 100644 tools/build/feature/test-libelf-getshdrstrndx.c