[GIT PULL] perf tools changes for v5.10: 2nd batch

[Arnaldo Carvalho de Melo]

Hi Linus,

	Please consider pulling,

Best regards,

- Arnaldo


The following changes since commit 7cf726a59435301046250c42131554d9ccc566b8:

  Merge tag 'linux-kselftest-kunit-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest (2020-10-18 14:45:59 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-tools-for-v5.10-2020-10-30

for you to fetch changes up to 7b3bcedf5ee50ca9b0ec74003e14ccbd088408d1:

  perf scripting python: Avoid declaring function pointers with a visibility attribute (2020-10-30 08:35:16 -0300)

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perf tools updates for v5.10: 2nd batch.

- Update documentation about CAP_PERFMON.

- Add --quiet option to 'perf stat record'.

- Update kernel header copies.

- Do not compile BPF specific code if libbpf isn't available.

- Fix visibility attribute in python module init code with newer gcc.

- Add perf arch instructions annotate handlers for MIPS.

- Show in 'perf version' if libpfm4 is linked in.

- Fix DRAM_BW_Use 0 issue for CLX/SKX in intel JSON vendor event files.

- Add test for JSON defined arch std events.

- Fix the build on new fedora by removing LTO compiler options when
  building perl support.

- Improve warning if no memory nodes are detected.

- Make 'perf test tsc' present in arm64.

- Support regex pattern in --for-each-cgroup in 'perf stat'.

- Remove broken __no_tail_call attribute.

- Add kvm-stat for arm64.

- Fix segfault when trying to trace events by cgroup.

- Fix crash with non-jited BPF progs

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

Test results on the signed tag at:

https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git/tag/?h=perf-tools-for-v5.10-2020-10-30