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Merge tag 'perf-core-for-mingo-5.1-20190321' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/core improvements and fixes from Arnaldo:

BPF:

  Song Liu:

  - Add support for annotating BPF programs, using the PERF_RECORD_BPF_EVENT
    and PERF_RECORD_KSYMBOL recently added to the kernel and plugging
    binutils's libopcodes disassembly of BPF programs with the existing
    annotation interfaces in 'perf annotate', 'perf report' and 'perf top'
    various output formats (--stdio, --stdio2, --tui).

perf list:

  Andi Kleen:

  - Filter metrics when using substring search.

perf record:

  Andi Kleen:

  - Allow to limit number of reported perf.data files

  - Clarify help for --switch-output.

perf report:

  Andi Kleen

  - Indicate JITed code better.

  - Show all sort keys in help output.

perf script:

  Andi Kleen:

  - Support relative time.

perf stat:

  Andi Kleen:

  - Improve scaling.

General:

  Changbin Du:

  - Fix some mostly error path memory and reference count leaks found
    using gcc's ASan and UBSan.

Vendor events:

  Mamatha Inamdar:

  - Remove P8 HW events which are not supported.

Signed-off-by: Arnaldo Carvalho de Melo <acme at redhat.com>
Signed-off-by: Thomas Gleixner <tglx at linutronix.de>

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